An administrator is configuring a Cisco device and has pressed the u.pdf
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An administrator is configuring a Cisco device and has pressed the up arrow three times, moving backward through the command history buffer. Which keystroke entry can be pressed to move forward in the buffer? A. Left arrow B. Down arrow C. CTRL-B D. CTRL-N Solution B and D are correct. Both the down arrow and CTRL-N will move you forward in the command history. A and C are incorrect because neither command choice is correct..
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Explain the effect of decreasing water potential on the rate of p.pdf
Explain the effect of decreasing water potential on the rate of photosynthesis.
Explain the effect of decreasing water potential on the rate of photosynthesis.
Solution
Water potential is the term used for the potential of water to move upward from roots to the
leaves.
Since photosynthesis is occured in the leaves and in the presence of water, so water potential
have important role in the photosynthesis.
Decrease in water potential will lead to the decrease in the rate of photosynthesis..
Describe the difference between a Hfr cell and a F+ cell. If an envi.pdf
Describe the difference between a Hfr cell and a F+ cell. If an environmental change leads to
the repression on N in the Lambda phage, describe the mechanism of that repression and the
gene cascade that ensues.
Solution
Hfr strain means high frequency strain in which the plasmid of the bacteria integrates with the
bacterial Genome so it is termed as high frequency, F- cells are the strain which doesn\'t consists
of the F fertile factor,
When the Hfr strains conjugated with F- strain the other genetic material other than f factor is
transferred so that no change in the F- strains.
Where in case of F+ the fertile factor will transfer it\'s genome so F- will turned into F+ cell..
Describe social behavior in Termites that differs from that in ants .pdf
Describe social behavior in Termites that differs from that in ants and bees.
Solution
Among the various insects there are few species which can be termed as social or \'eusocial\'.
This particular attribute is chracterized by certain traits such as:
1. Reproductive division of labour
2. Co-operative brood care
3. Carry out different functions necessary for the survival of the colony.
4. Social insects are organized into different \'castes\' depending on their roles.
5. They are mainly able to communicate through pheromones.
But in spite of similar social behavioural patterns there are certain differences which are listed
below in tabular format.
Difference as per social behaviour
Termite
Ants
Bees
The worker caste in termites are generally sexually undeveloped male or female
The worker caste in ants are generally sexually undeveloped female
The worker bees are sterile female.
The worker termites carry out a range of duties – They are essentially builders, miners and
midwives rolled into one
The worker ants look after the queen, care for the young, forage for food
The worker bees produce and shape the wax honeycomb
The soldier termites are both male and female but sexually underdeveloped
The soldier ants are all female
The soldier/ worker bees are all sterile female
The winged termites also mate. But they do not die after mating.
The winged drone ants are the only male in the colony and they die once they are mated
Virgin queens go on mating flights away from their home colony to a drone congregation area,
and mate with multiple drones before returning. The drones die in the act of mating
Incomplete metamorphosis: egg, nymph, adult (no pupal stage)
Complete metamorphosis: egg, larva, pupa, adult
Complete metamorphosis: egg, larva, pupa, adult
Termites basically live on plant tissue.
Ants are generally scavenger in nature and foraging to gather different foods depending on
species and habitat
Bees mainly forage into the nectar of flowers and process them into honey
Termites can not sting
Most ants can sting and they can withdraw the stinger from the victim\'s body and can perform
the stinging repeatedly without hurting themselves
Bees can also sting but it is suicidal for them since once they sting they stinger gets lodged in the
victim\'s body and the venom sack comes out of the bee\'s body thereby resulting in its death
Difference as per social behaviour
Termite
Ants
Bees
The worker caste in termites are generally sexually undeveloped male or female
The worker caste in ants are generally sexually undeveloped female
The worker bees are sterile female.
The worker termites carry out a range of duties – They are essentially builders, miners and
midwives rolled into one
The worker ants look after the queen, care for the young, forage for food
The worker bees produce and shape the wax honeycomb
The soldier termites are both male and female but sexually underdeveloped
The soldier ants are all female
The soldier/ worker bees are all sterile female
T.
Create a C# console application for this question.You modified class.pdf
Create a C# console application for this question.You modified class Height in Problem 1. You
are asked to copy the code and add more in this program. Write four constructors for class
Height:
Version 1: Take 2 integer arguments and use them to initialize foot and inch
Version 2: Take 1 integer argument and use it to initialize foot. Set inch to 0.
Version 3: Take no arguments. Initialize foot and inchto 0.
Version 4: Take another Height object as argument. Use foot and inch of that Height object to
initialize this object’sfoot and inch.
[note: do not directly access the instance variables. Always go through the properties.]
Use the following code to test your modified class Height.
publicclassHeightTest
{
staticvoid Main(string[] args)
{
Height myHeight1 = newHeight(5, 7);
Console.WriteLine(\"My height 1: {0} ft. {1} in.\", myHeight1.Foot, myHeight1.Inch);
Height myHeight2 = newHeight(5);
Console.WriteLine(\"My height 2: {0} ft. {1} in.\", myHeight2.Foot, myHeight2.Inch);
Height myHeight3 = newHeight();
Console.WriteLine(\"My height 3: {0} ft. {1} in.\", myHeight3.Foot, myHeight3.Inch);
Height myHeight4 = newHeight(myHeight1);
Console.WriteLine(\"My height 4: {0} ft. {1} in.\", myHeight4.Foot, myHeight4.Inch);
}
}
The following is the expected output.
My height 1: 5 ft. 7 in.
My height 2: 5 ft. 0 in.
My height 3: 0 ft. 0 in.
My height 4: 5 ft. 7 in.
Press any key to continue . . .
Solution
using System;
class Height
{
private int foot;
private int inch;
public Height(int foot,int inch) //constructor with 2 arguments
{
this.foot = foot;
this.inch = inch;
}
public Height(int foot) //constructor with 1 parameter
{
this.foot = foot;
this.inch = 0;
}
public Height() //constructor with no parameter
{
this.foot = 0;
this.inch = 0;
}
public Height(Height h) //constructor with Height class object as parameter
{
this.foot = h.foot;
this.inch = h.inch;
}
public int Foot // set and get properties for foot
{
get
{
return foot;
}
set
{
foot = value;
}
}
public int Inch //set and get properties for inch
{
get
{
return inch;
}
set
{
inch = value;
}
}
}
public class HeightTest
{
static void Main(string[] args)
{
Height myHeight1 = new Height(5, 7);
Console.WriteLine(\"My height 1: {0} ft. {1} in.\", myHeight1.Foot, myHeight1.Inch);
Height myHeight2 = new Height(5);
Console.WriteLine(\"My height 2: {0} ft. {1} in.\", myHeight2.Foot, myHeight2.Inch);
Height myHeight3 = new Height();
Console.WriteLine(\"My height 3: {0} ft. {1} in.\", myHeight3.Foot, myHeight3.Inch);
Height myHeight4 = new Height(myHeight1);
Console.WriteLine(\"My height 4: {0} ft. {1} in.\", myHeight4.Foot, myHeight4.Inch);
Console.WriteLine(\"Press any key to continue.....\");
Console.ReadLine();
}
}
output:.
Consider the two monosaccharides shown below. Select all the terms th.pdf
Consider the two monosaccharides shown below. Select all the terms that can be applied to
these two molecules.
Solution
The monosaccharide shown are D-mannose and D-glucose.
They have same structural formula:C6H12O6. Thus they are isomers.
They differ only at C2. Thus they are epimers. All epimers are diastereoisomers => they are
stereoisomers.
Thus correct options are:
1,3,4,7. (Epimers, isomers, diastereoisomers, stereoisomers)..
Convert the following java code into Visual Basic code.public Bool.pdf
Convert the following java code into Visual Basic code.
public Boolean isOdd(int a)
{
if (a % 2 == 0)
{
return false;
}
else { return true;
}
}
Solution
public Function isOdd(ByVal n As Integer) As Boolean remainder = b Mod 2 result =
False If remainder = 0 Then result = False Else result = True End If
return result End Function.
As the value of the Pearson correlation coefficient r gets smaller i.pdf
As the value of the Pearson correlation coefficient r gets smaller in absolute value (all other
things being equal), the slope of the regression line:
A) gets larger in absolute value
B) gets smaller in absolute value
C) gets closer to the mean of Y
D) gets closer to the mean of X
E) does not change
Solution
D) gets closer to the mean of X.
Abstract Algebra problem - Please show your work clearly! If we are .pdf
Abstract Algebra problem - Please show your work clearly! If we are working within a Ring,
prove that a in the Ring.
Solution
R is a ring
The binary operations are addition and multiplication..
( R +) is an abelian group w.r.t addition
0,the additive identity is in R
For all a in R,we have
1. 0+0a=0a=(0+0)a=0a+0a. By the cancellation law it now follows that 0a=0.
Recommended
Explain the effect of decreasing water potential on the rate of p.pdf
Explain the effect of decreasing water potential on the rate of photosynthesis.
Explain the effect of decreasing water potential on the rate of photosynthesis.
Solution
Water potential is the term used for the potential of water to move upward from roots to the
leaves.
Since photosynthesis is occured in the leaves and in the presence of water, so water potential
have important role in the photosynthesis.
Decrease in water potential will lead to the decrease in the rate of photosynthesis..
Describe the difference between a Hfr cell and a F+ cell. If an envi.pdf
Describe the difference between a Hfr cell and a F+ cell. If an environmental change leads to
the repression on N in the Lambda phage, describe the mechanism of that repression and the
gene cascade that ensues.
Solution
Hfr strain means high frequency strain in which the plasmid of the bacteria integrates with the
bacterial Genome so it is termed as high frequency, F- cells are the strain which doesn\'t consists
of the F fertile factor,
When the Hfr strains conjugated with F- strain the other genetic material other than f factor is
transferred so that no change in the F- strains.
Where in case of F+ the fertile factor will transfer it\'s genome so F- will turned into F+ cell..
Describe social behavior in Termites that differs from that in ants .pdf
Describe social behavior in Termites that differs from that in ants and bees.
Solution
Among the various insects there are few species which can be termed as social or \'eusocial\'.
This particular attribute is chracterized by certain traits such as:
1. Reproductive division of labour
2. Co-operative brood care
3. Carry out different functions necessary for the survival of the colony.
4. Social insects are organized into different \'castes\' depending on their roles.
5. They are mainly able to communicate through pheromones.
But in spite of similar social behavioural patterns there are certain differences which are listed
below in tabular format.
Difference as per social behaviour
Termite
Ants
Bees
The worker caste in termites are generally sexually undeveloped male or female
The worker caste in ants are generally sexually undeveloped female
The worker bees are sterile female.
The worker termites carry out a range of duties – They are essentially builders, miners and
midwives rolled into one
The worker ants look after the queen, care for the young, forage for food
The worker bees produce and shape the wax honeycomb
The soldier termites are both male and female but sexually underdeveloped
The soldier ants are all female
The soldier/ worker bees are all sterile female
The winged termites also mate. But they do not die after mating.
The winged drone ants are the only male in the colony and they die once they are mated
Virgin queens go on mating flights away from their home colony to a drone congregation area,
and mate with multiple drones before returning. The drones die in the act of mating
Incomplete metamorphosis: egg, nymph, adult (no pupal stage)
Complete metamorphosis: egg, larva, pupa, adult
Complete metamorphosis: egg, larva, pupa, adult
Termites basically live on plant tissue.
Ants are generally scavenger in nature and foraging to gather different foods depending on
species and habitat
Bees mainly forage into the nectar of flowers and process them into honey
Termites can not sting
Most ants can sting and they can withdraw the stinger from the victim\'s body and can perform
the stinging repeatedly without hurting themselves
Bees can also sting but it is suicidal for them since once they sting they stinger gets lodged in the
victim\'s body and the venom sack comes out of the bee\'s body thereby resulting in its death
Difference as per social behaviour
Termite
Ants
Bees
The worker caste in termites are generally sexually undeveloped male or female
The worker caste in ants are generally sexually undeveloped female
The worker bees are sterile female.
The worker termites carry out a range of duties – They are essentially builders, miners and
midwives rolled into one
The worker ants look after the queen, care for the young, forage for food
The worker bees produce and shape the wax honeycomb
The soldier termites are both male and female but sexually underdeveloped
The soldier ants are all female
The soldier/ worker bees are all sterile female
T.
Create a C# console application for this question.You modified class.pdf
Create a C# console application for this question.You modified class Height in Problem 1. You
are asked to copy the code and add more in this program. Write four constructors for class
Height:
Version 1: Take 2 integer arguments and use them to initialize foot and inch
Version 2: Take 1 integer argument and use it to initialize foot. Set inch to 0.
Version 3: Take no arguments. Initialize foot and inchto 0.
Version 4: Take another Height object as argument. Use foot and inch of that Height object to
initialize this object’sfoot and inch.
[note: do not directly access the instance variables. Always go through the properties.]
Use the following code to test your modified class Height.
publicclassHeightTest
{
staticvoid Main(string[] args)
{
Height myHeight1 = newHeight(5, 7);
Console.WriteLine(\"My height 1: {0} ft. {1} in.\", myHeight1.Foot, myHeight1.Inch);
Height myHeight2 = newHeight(5);
Console.WriteLine(\"My height 2: {0} ft. {1} in.\", myHeight2.Foot, myHeight2.Inch);
Height myHeight3 = newHeight();
Console.WriteLine(\"My height 3: {0} ft. {1} in.\", myHeight3.Foot, myHeight3.Inch);
Height myHeight4 = newHeight(myHeight1);
Console.WriteLine(\"My height 4: {0} ft. {1} in.\", myHeight4.Foot, myHeight4.Inch);
}
}
The following is the expected output.
My height 1: 5 ft. 7 in.
My height 2: 5 ft. 0 in.
My height 3: 0 ft. 0 in.
My height 4: 5 ft. 7 in.
Press any key to continue . . .
Solution
using System;
class Height
{
private int foot;
private int inch;
public Height(int foot,int inch) //constructor with 2 arguments
{
this.foot = foot;
this.inch = inch;
}
public Height(int foot) //constructor with 1 parameter
{
this.foot = foot;
this.inch = 0;
}
public Height() //constructor with no parameter
{
this.foot = 0;
this.inch = 0;
}
public Height(Height h) //constructor with Height class object as parameter
{
this.foot = h.foot;
this.inch = h.inch;
}
public int Foot // set and get properties for foot
{
get
{
return foot;
}
set
{
foot = value;
}
}
public int Inch //set and get properties for inch
{
get
{
return inch;
}
set
{
inch = value;
}
}
}
public class HeightTest
{
static void Main(string[] args)
{
Height myHeight1 = new Height(5, 7);
Console.WriteLine(\"My height 1: {0} ft. {1} in.\", myHeight1.Foot, myHeight1.Inch);
Height myHeight2 = new Height(5);
Console.WriteLine(\"My height 2: {0} ft. {1} in.\", myHeight2.Foot, myHeight2.Inch);
Height myHeight3 = new Height();
Console.WriteLine(\"My height 3: {0} ft. {1} in.\", myHeight3.Foot, myHeight3.Inch);
Height myHeight4 = new Height(myHeight1);
Console.WriteLine(\"My height 4: {0} ft. {1} in.\", myHeight4.Foot, myHeight4.Inch);
Console.WriteLine(\"Press any key to continue.....\");
Console.ReadLine();
}
}
output:.
Consider the two monosaccharides shown below. Select all the terms th.pdf
Consider the two monosaccharides shown below. Select all the terms that can be applied to
these two molecules.
Solution
The monosaccharide shown are D-mannose and D-glucose.
They have same structural formula:C6H12O6. Thus they are isomers.
They differ only at C2. Thus they are epimers. All epimers are diastereoisomers => they are
stereoisomers.
Thus correct options are:
1,3,4,7. (Epimers, isomers, diastereoisomers, stereoisomers)..
Convert the following java code into Visual Basic code.public Bool.pdf
Convert the following java code into Visual Basic code.
public Boolean isOdd(int a)
{
if (a % 2 == 0)
{
return false;
}
else { return true;
}
}
Solution
public Function isOdd(ByVal n As Integer) As Boolean remainder = b Mod 2 result =
False If remainder = 0 Then result = False Else result = True End If
return result End Function.
As the value of the Pearson correlation coefficient r gets smaller i.pdf
As the value of the Pearson correlation coefficient r gets smaller in absolute value (all other
things being equal), the slope of the regression line:
A) gets larger in absolute value
B) gets smaller in absolute value
C) gets closer to the mean of Y
D) gets closer to the mean of X
E) does not change
Solution
D) gets closer to the mean of X.
Abstract Algebra problem - Please show your work clearly! If we are .pdf
Abstract Algebra problem - Please show your work clearly! If we are working within a Ring,
prove that a in the Ring.
Solution
R is a ring
The binary operations are addition and multiplication..
( R +) is an abelian group w.r.t addition
0,the additive identity is in R
For all a in R,we have
1. 0+0a=0a=(0+0)a=0a+0a. By the cancellation law it now follows that 0a=0.
What makes a plasmid a conjugative plasmid What makes a plasmid.pdf
What makes a plasmid a conjugative plasmid
What makes a plasmid a conjugative plasmid
Solution
A plasmid becomes a conjugative plasmid when it contains plasmids that are capable of
transferring themselves to the other bacteria. F plasmid is an example of a conjugative plasmid
where the male cell or the F+ cell that has the plasmid will replicate itself and transfer it to a F-
or a female cell by the means of a pilus which is a long hollow tube that physically connects the
two bacterial cells..
Why is the ecological systems theory (Bronfenbrenners Ecological M.pdf
Why is the ecological systems theory (Bronfenbrenner\'s Ecological Model) important in the
study of risk and resilience? Describe briefly why this model is important for the study of risk
and resilience. List one example of a protective factor and one example of a risk factor, and
identify whether factors you listed represent the individual, microsystem or macrosystem level.
Solution
The ecological systems theory proposed by Urie Bronfenbrenner , an famus American
psychologist suggets that the development of humans is dependent on several environmental
systems.These systems are classified into the micro, meso,exo,macro and the chronosystems.
The development of a child is much influenced by all these systems with which the child
interacts and leads to the development of the personolity of the child.
The micro system refers to the direct environment to which the child interacts to its day to day
affairs and includes family, day care , peers , school and the relationship.supprotive and
nurturing environment will influence a positive development of the child. The reactionof the
child to its micro environment influences how the child is treated at this level.
In a given microsystem the development of two siblings is almost identical but each one may
experience different environment in the same ecosystem.The mesossytem refers to the
individuals within the micro environment like the interaction of the parents with the teachers ,
friends and other social interactions and bring about positive development if such interactions are
encouraged by the parents of the child on the other hand if thee is criticism of the individuals in
the environment with which the chilkd reacts it may develop negative attitude and may even lead
to withdrawal symptoms in the child from the social group..
20. a. R2 is a two-dimensional subspace of R3. b. The number of varia.pdf
20. a. R2 is a two-dimensional subspace of R3. b. The number of variables in the equation Ax 0
equals the dimension of Nul A c. A vector space is infinite-dimensional if it is spanned by an
infinite set. d. If dim V n and if S spans V, then S is a basis of V e. The only three-dimensional
subspace of R3 is R3 itself.
Solution
c is the correct answer.
What is the purpose by using different analytical tools to measure t.pdf
What is the purpose by using different analytical tools to measure the financial statement?
Solution
The investor community or the small business owners use the different analytical tools like
Financial Ratios, Horizontal analysis, Vertical analysis and Trend percentage analysis, to
measure / explore the financial statement of their or competitors financial statement.
The main purpose of using these different analytical tools is to evaluate the target company\'s
financial information for the purpose of investing in the target companies.
The analytical tools examines the past and current financial statements like balance sheets,
income statements and cash flow statements and expresses their opinions to the potential
investors, who on their behalf forms opinions about investment in company\'s present and future
expected performance.
Such \"Financial Analysis\" done also guide small-business owners to weigh the effective-ness of
their business and decisions taken in that regard.
==========================.
What is the importance of SHM only occurring in B cells and not in g.pdf
What is the importance of SHM only occurring in B cells and not in germ cells?
Solution
somatic hypermutation (SHM) is a mechanism which causes mutation in the variable region of B
cells, it causes diversification in the B cell receptor so that the affinity of binding of variable
region with the antigen is increased.Unlike germ line mutation it affects only individuals immune
cells and doesn\'t passes to the offspring.These mutation mostly takes place at the hypervariable
region of the DNA..
What is Canadas comparative advantage aside from transportation an.pdf
What is Canada\'s comparative advantage aside from transportation and road infrastructures..
Solution
Comparative advantage is used with reference to trade activities with other nations. Comparative
advantage refers to those products and services that are produced at lower opportunity cost.
With reference it, country mentioned in the question holds comparative advantage in mineral
products and agricultural products. It happens possibly due to the vast availability of natural
resources in the country..
What are electron carriers and what do they do Provide specific exa.pdf
What are electron carriers and what do they do? Provide specific examples and explain where
and how they are used in metabolism.
Solution
Electron carriers are the molecules which are capable of accepting one or two electrons from one
molecule and then donating to the other in the process of electron transport. As the transferring
of electrons occurs from one carrier to other, their energy level decreases and release of energy
occurs.
Ex. Cytochromes, quinones,, NADH, FADH2.
The role of NADH and FADH2 is to donate electrons to the electron transport chain. During the
electron transport chain both NADH and FADH2 donate electronsto create water by providing a
hydrogen molecule to an oxygen molecule to form water. During both the glycolysis and Kreb
cycles NADH is formed as a product. FADH2 is only produced in Krebs cycle.
During the electron transport chain, NADH become NAD+ and the H get transported across the
membrane. Thus in the transport chain electrons reduced from NAD+ are utilised. Similar thing
happens to FADH2 as well. FADH2 becomes FAD+ and the H\'s are transported across the
membrane. These hydrogens that were released by ATP synthase utilises the hydrogens released
by NAD+ and FAD + to form ATP by placing back hydrogen molecules across the membrane..
Using my study in Health Care Administration, give examples of a var.pdf
Using my study in Health Care Administration, give examples of a variable that would be
considered a discrete random variable AND another that would be considered a continuous
random variable.
Which probability distribution would be most appropriate for each variable?
Solution
Discrete random variable : Number of patients visiting each day.
Bernauli\'s distribution
Continuous random variable: Temperature of Room.
Gaussian Distribution.
A linear system is always time-invariant.SolutionNo its false. .pdf
A linear system is always time-invariant.
Solution
No its false. A linear system may or may not time invariant..
The system should satisfy homogeniety and superposition property for linear system
A time-invariant (TIV) system is a system whose output does not depend explicitly on time.
If both are satisfied then it is linear time-invariant system.
This chapter is quite a different read from the balance of the book..pdf
This chapter is quite a different read from the balance of the book. I think it is a pleasant way to
end this 2nd edition. Shubert tackles a discussion I know I have had my my colleagues many
times, namely, the value of social networking at work. Shubert writes (288): \"It is the delivery
of technology and capability to business and society that lies at the heart of the dilemma for
CIOs and CTOs today; Businesses want and need access to networks (electronic communities) to
reach... their current and potential customers. Businesses are concerned that access to these same
networks by their employees could pose a security or competitive risk... .\" The ability to spill
one\'s guts then used to be isolated to the bar; now you can do so at every opportunity. It is true
that some employees are addicted to staying in touch, and Facebook is the rage. I would hazard
the guess that these same slackers are IM\'ing their friends or on the phone yacking it up with
momma. I don\'t think Facebook or for that matter Smart phones have made people more secure
in their social networks. There is simply a pathology that manifests itself when the conditions are
ripe. Excuse me. I see some practical marketing uses for product simulation, touring the plant,
getting to know folks; Second Life has shown itself to be useful in a variety of settings, even
organizational development where you want everyone to get together anonymously. But the part
of the chapter that intrigues me the most is the discussion on democratization and socialization of
information. Has the boundary between expert and amateur blurred? My answer to this would be
yes, if all the experts agree but the amateurs do not. For many of the problems facing the
corporation, crowdsourcing probably works as well as formal expertise. Given sufficient
monkeys, sufficient time, Shakespeare. Any of you who have had to endure the vendor pitch
knows that truth is relative to the need for profit. So we come to the a practical discussion of the
role of the CIO in moderating access to social media, framing what stands as truth in the
information world of the corporation, and the extent to which the explosion of personal authority
on the Internet has diminished our ability to sort out truth from hyperbole.
Solution
Over the past years, networks that is, communications, computational, data, and business
networks have become an increasingly developed important part of our professional lives. Over
just the past ten years they have become critical as they have woven themselves into the fabric of
our day-to-day lives of magnitude as have corporate and personal bandwidth access needs, but
the cost of using this bandwidth has also diminished significantly.communications have changed
significantly over this same period—from use of \"land lines\" to cell phones, where nearly
anyone can own a telephone number of their choosing that permanently belongs to the them,
regardless of where they live. The explosion of voice communicat.
The ventral rami of the spinal nerves course between which muscle la.pdf
The ventral rami of the spinal nerves course between which muscle layers of the lateral body
wall?
A. External and middle
B. Internal and middle
C. External and outermost
D. none of the above
Solution
D.None of the above
Ventral rami travels lateral to vertebral column, innervating smooth muscles, and glands of limbs
and body wall. They travel through the antero-lateral parts of trunk and limbs..
The disease phenylketonuria is an autosomal recessively inherited dis.pdf
The disease phenylketonuria is an autosomal recessively inherited disease. Mutations are found
in the enzyme phenylalanine hydroxylase. Which is most likely true of these mutations? They
have low penetrance. They are loss-of-function mutations. They are gain-of-function mutations.
They arise from a trinucleotide repeat expansion.
Solution
And: phenylketonuria urea is an example of loss of function mutation due to the mutation in
phenylalanine hydroxylase there by phenylalanine accumulated in the body..
The analysis of variance (ANOVA) is a procedure for testing the hypo.pdf
The analysis of variance (ANOVA) is a procedure for testing the hypothesis that..
A. There is no variation between several samples.
B. Several populations all have the same mean.
C. Several populations all have the same standard deviation.
D. All of the above.
Solution
The null hypothesis for ANOVA is that there is the same mean for all the conditions. Hence,
B. Several populations all have the same mean. [ANSWER].
T-helper cells are considered the key to Our Kinmen system because th.pdf
T-helper cells are considered the key to Our Kinmen system because they can attach to every
type of receptors True False A leukocyte can be compared to an amoeba because of its mobility
capacities True False Choose among the following lift, the disease that not considered
autoimmune glomerulonephritis myasthenia gravis rheumatoid arthritis
Solution
39. False
Explanation- The T cells circulate throughout the body to scan for antigens that have combined
with MHC or Major Histocompatibility Complex..
Revolution in Egypt closing caseWith 83 million people, Egypt is t.pdf
Revolution in Egypt closing case
With 83 million people, Egypt is the most populous Arab state. On the face of it, Egypt made
significant economic progress during the 2000s. In 2004, the government of Hosni Mubarak
enacted a series of economic reforms that included trade liberalization, cuts in import tariffs, tax
cuts, deregulation, and changes in investment regulations that allowed for more foreign direct
investment in the Egyptian economy. As a consequence, economic growth, which had been in
the 2 to 4 percent range during the early 2000s, accelerated to around 7 percent a year. Exports
almost tripled, from $9 billion in 2004 to more than $25 billion by 2010. Foreign direct
investment increased from $4 billion in 2004 to $11 billion in 2008, while unemployment fell
from 11 percent to 8 percent.
By 2008, Egypt seemed to be displaying many of the features of other emerging economies. On
Cairo\'s outskirts, clusters of construction cranes could be seen where gleaming new offices were
being built for companies such as Microsoft, Oracle, and Vodafone. Highways were being
constructed, hypermarkets were opening their doors, and sales of private cars quadrupled
between 2004 and 2008. Things seemed to be improving.
But appearances can be deceiving. Underneath the surface, Egypt had major economic and
political problems. Inflation, long a concern, remained high at 12.8 percent. As the global
economic crisis took hold in 2008–2009, Egypt saw many of its growth drivers slow. In 2008,
tourism brought some $11 billion into the country, accounting for 8.5 percent of gross domestic
product, but it fell sharply in 2009 and 2010. Remittances from Egyptian expatriates working
overseas, which amounted to $8.5 billion in 2008, declined sharply as construction projects in
the Gulf, where many of them worked, were cut back or shut down. Earnings from the Suez
Canal, which stood at $5.2 billion in 2008, declined by 25 percent in 2009 as the volume of
world shipping slumped in the wake of the global economic slowdown.
Moreover, Egypt remained a country with a tremendous gap between the rich and the poor.
Some 44 percent of Egyptians are classified as poor or extremely poor; the average wage is less
than $100 a month. Some 2.6 million people are so destitute that their entire income cannot cover
their basic food needs.
The gap between rich and poor, when coupled with a sharp economic slowdown, became a toxic
mix. Nominally a stable democracy with a secular government, Egypt was, in fact, an autocratic
state. By 2011, President Hosni Mubarak had been in power for more than a quarter of a century.
The government was highly corrupt. Mubarak and his family reportedly amassed personal
fortunes amounting to billions of U.S. dollars, most of which were banked outside Egypt.
Although elections were held, they were hardly free and fair. Opposition parties were kept in
check by constant police harassment, their leaders often jailed on trumped-up charges.
Given all of this, i.
Part 110The orientation of each tetrad at the spindle equator is.pdf
Part 1/10
The orientation of each tetrad at the spindle equator is
Multiple Choice
maternally controlled.
paternally controlled.
dependent on the number of tetrads.
random.
Part 2/10
The number of possible chromosomal orientations during metaphase I is equal to the number of
chromosome pairs raised to the 2nd power.
True/Fale
Part 3/10
Mutations in proto-oncogenes are examples of recessive mutations because it requires both
proto-oncogenes to be mutated in order for the mutation to be physically expressed.
True/Fale
Part 4/10
Because mutations in proto-oncogenes are those that allow the cell to gain a new function, they
are often referred to as
All of the answer choices are correct.
dominant mutations.
\"gain of function\" mutations.
\"nouveau\" oncogenes.
Part 5/10
Select from the following list of statements all of the ways in which meiosis II differs from
meiosis I.
Check All That Apply
Interkinesis doesn\'t involve the replication of chromosomes, whereas interphase does.
Crossing-over doesn\'t occur in prophase II, whereas it does in prophase I.
Cells in meiosis II are haploid and cells in meiosis I are diploid.
Sister chromatids separate in anaphase II, whereas homologous chromosomes separate in
anaphase I.
Part 6/10
At the end of meiosis II, there are
two haploid cells, with each chromosome consisting of a single chromatid.
two haploid cells, with each chromosome containing two sister chromatids.
four diploid cells, with each chromosome consisting of a single chromatid.
four haploid cells, with each chromosome consisting of a single chromatid.
four haploid cells, with each chromosome containing two sister chromatids.
Part 7/10
A eukaryotic cell that receives a \"go-ahead\" signal at the G1 checkpoint of the cell cycle will
move directly into the M phase.
enter a resting stage.
move directly into the G2 phase.
stop growing.
complete the cycle and divide.
Part 8/10
After cytokinesis, the cell enters the G1 phase.
True/Fale
Part 9/10
Crossing-over occurs during prophase I of meiosis.
True/Fale
Part 10/10
Crossing-over has no effect on the genetic makeup of the resulting gametes.
True/Fale
Solution
Part 1/10
The orientation of each tetrad at the spindle equator is
maternally controlled.
paternally controlled.
dependent on the number of tetrads.
random.
Correct option: Random. The orientation of tetrad at the spindle equator is random, that is, the
maternal chromosome of a tetrad can randomly be oriented towards any of the two poles. This is
true for paternal chromosomes, too. Therefore, a resultant gamete inherits some chromosomes
from mother and some from father.
Part 2/10
The number of possible chromosomal orientations during metaphase I is equal to the number of
chromosome pairs raised to the 2nd power.
True/Fale
Correct option: False. For example, a cell has 2 tetrads (= 2 pair of chromosomes) at metaphase
I. No. of possible orientations = (2)n where, n = number of tetrads or chromosome pairs.
Part 3/10
Mutations in proto-oncogenes are .
1. Why was the appearance of a single white-eyed fly so important to.pdf
1. Why was the appearance of a single white-eyed fly so important to Thomas Morgan and his
lab? (Multiple Answer: Choose all that are correct)
They were able to show that genes are located on chromosomes thus supporting Mendelian
genetics.
It enabled them to demonstrate sex-linkage
It enabled them to show how wing mutations arise in flies.
D. It helped them in illustrating that sex cells are indeed diploid in flies
2. Choose all of the following that are true of the Hersey-Chase Blender Experiment:
It utilized radioactively labelled phages in which the DNA was labelled with 35S and the protein
coat was labelled with 32P
It utilized radioactively labelled phages in which the DNA was labelled with 32P and the protein
coat was labelled with 35S
It showed that DNA is composed of Adenine, Guanine, Cytosine, and Thymine
It offered definitive proof that DNA is the molecule of heredity
3. Which of the following is true (Multiple Answer: Choose all that apply):
Beadle and Tatum used the model organism Neurospora to map out the biochemical pathway for
the biosynthesis of lysine
Beadle and Tatum used the model organism Neurospora to map out the biochemical pathway for
the biosynthesis of arginine
The work of Beadle and Tatum supported the ‘one gene/one enzyme’ hypothesis
D. Beadle and Tatum used the R-strain to create damaged metabolic pathways
4. Watson & Crick along with Maurice Wilkins and Rosiland Franklin. (Choose all that apply)
Solved the molecular structure of DNA
Discovered DNA
Determined that DNA is where our genes are located
D. Showed that traits are found on chromosome.
5. Cell theory was advanced by (Choose all that apply):
Linus Pauling
Theodor Schwann
Matthias Schleiden
William HarveyA.
They were able to show that genes are located on chromosomes thus supporting Mendelian
genetics.B.
It enabled them to demonstrate sex-linkageC.
It enabled them to show how wing mutations arise in flies.
D. It helped them in illustrating that sex cells are indeed diploid in flies
2. Choose all of the following that are true of the Hersey-Chase Blender Experiment:A.
It utilized radioactively labelled phages in which the DNA was labelled with 35S and the protein
coat was labelled with 32PB.
It utilized radioactively labelled phages in which the DNA was labelled with 32P and the protein
coat was labelled with 35SC.
It showed that DNA is composed of Adenine, Guanine, Cytosine, and ThymineD.
It offered definitive proof that DNA is the molecule of heredity
Solution
5) the answer are (B & C) cell theory was given by two scientists and they were Theodor Schwan
& Matthias Schleiden.. They both stated that it consists of double layer phospholipids
membrane..
4) Watson and Crick discovered DNA & Rosalind Franklin determined the structure of the
dsDNA by X-rays crystallography..!! (A& B)
2) Hershey and Chase experiment they radio labeled the DNA with 32P and protein with 32S as
DNA contains Phosphorus and protein contains Sulphur.. It offered the definite proof that D.
Match the following term to its correct definitionpalisade parench.pdf
Match the following term to its correct definition
palisade parenchyma
bundle sheath
leaf trace
petiole
spongy parenchyma
leaf
loosely packed cells on the underside of a leaf with large intercellular spaces for gas exchange
a layer of cells surrounding the vascular tissue that are responsible for both nutrient loading and
providing structure
a structure that subtends an axillary bud
columnar, closely-packed chlorenchyma cells on the upper surface of the leaf; primary
photosynthetic tissue of most plants.
a stalk
the point at which stem vascular bundles branch before entering the leaf - A. B. C.
D. E. F.
palisade parenchyma - A. B. C. D. E. F.
bundle sheath - A. B. C. D. E. F.
leaf trace - A. B. C. D. E. F.
petiole - A. B. C. D. E. F.
spongy parenchyma - A. B. C. D. E. F.
leafA.
loosely packed cells on the underside of a leaf with large intercellular spaces for gas exchangeB.
a layer of cells surrounding the vascular tissue that are responsible for both nutrient loading and
providing structureC.
a structure that subtends an axillary budD.
columnar, closely-packed chlorenchyma cells on the upper surface of the leaf; primary
photosynthetic tissue of most plants.E.
a stalkF.
the point at which stem vascular bundles branch before entering the leaf
Solution
Answer:
1. Palisade parenchyma----D. columnar, closely-packed chlorenchyma cells on the upper surface
of the leaf; primary photosynthetic tissue of most plants.
2. bundle sheath---B. a layer of cells surrounding the vascular tissue that are responsible for both
nutrient loading and providing structure
3. Leaf trace----F. the point at which stem vascular bundles branch before entering the leaf
4. Petiole---E. a stalk
5. spongy parenchyma----A. loosely packed cells on the underside of a leaf with large
intercellular spaces for gas exchange
6. leaf---C. a structure that subtends an axillary bud.
Lori owed some shares of stock in the Peterson company. She recen.pdf
Lori owed some shares of stock in the Peterson company. She recently bought more shares and
now she has a total of 1 1/2 times as many shares as she originally owned. Her shares are worth
20$ each and their total worth is $6,000.00. How many shares of stock did Lori originally own?
Lori owed some shares of stock in the Peterson company. She recently bought more shares and
now she has a total of 1 1/2 times as many shares as she originally owned. Her shares are worth
20$ each and their total worth is $6,000.00. How many shares of stock did Lori originally own?
Solution
Lets assume there were x shares
After buying new shares she has 1.5x shares
each share price = 20$
So, total worth = 20*1.5x
30x = 6000.00
x = 2000 shares
She had originally 2000 shares.
Kuhn hoped to explain how science is actually conducted, while most .pdf
Kuhn hoped to explain how science is actually conducted, while most other philosophers of
science try to determine how a scientific search for truth ought to be conducted. If Kuhn\'s
picture is very different from that of a philosopher of science of the latter sort, does one or the
other have to be wrong? Why or why not?
Solution
No. it does not. Both may be be valid at the same time. In fact both can be complementary to
each other.
Kuhn tries to explain how science is presently conducted. He tries to explain the methods by
which scientific research is carried on. But other philosophers of science give their perspective
on how the methods need to be conducted. So, in essence, Kuhn gives the current status of the
scientific methodology whereas other philosophers give their opinion on how they can be
conducted. To complement Kuhn, the points from other philosophers can be useful to improve
the scientific methods..
Introduction to AI for Nonprofits with Tapp Network
Dive into the world of AI! Experts Jon Hill and Tareq Monaur will guide you through AI's role in enhancing nonprofit websites and basic marketing strategies, making it easy to understand and apply.
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What makes a plasmid a conjugative plasmid What makes a plasmid.pdf
What makes a plasmid a conjugative plasmid
What makes a plasmid a conjugative plasmid
Solution
A plasmid becomes a conjugative plasmid when it contains plasmids that are capable of
transferring themselves to the other bacteria. F plasmid is an example of a conjugative plasmid
where the male cell or the F+ cell that has the plasmid will replicate itself and transfer it to a F-
or a female cell by the means of a pilus which is a long hollow tube that physically connects the
two bacterial cells..
Why is the ecological systems theory (Bronfenbrenners Ecological M.pdf
Why is the ecological systems theory (Bronfenbrenner\'s Ecological Model) important in the
study of risk and resilience? Describe briefly why this model is important for the study of risk
and resilience. List one example of a protective factor and one example of a risk factor, and
identify whether factors you listed represent the individual, microsystem or macrosystem level.
Solution
The ecological systems theory proposed by Urie Bronfenbrenner , an famus American
psychologist suggets that the development of humans is dependent on several environmental
systems.These systems are classified into the micro, meso,exo,macro and the chronosystems.
The development of a child is much influenced by all these systems with which the child
interacts and leads to the development of the personolity of the child.
The micro system refers to the direct environment to which the child interacts to its day to day
affairs and includes family, day care , peers , school and the relationship.supprotive and
nurturing environment will influence a positive development of the child. The reactionof the
child to its micro environment influences how the child is treated at this level.
In a given microsystem the development of two siblings is almost identical but each one may
experience different environment in the same ecosystem.The mesossytem refers to the
individuals within the micro environment like the interaction of the parents with the teachers ,
friends and other social interactions and bring about positive development if such interactions are
encouraged by the parents of the child on the other hand if thee is criticism of the individuals in
the environment with which the chilkd reacts it may develop negative attitude and may even lead
to withdrawal symptoms in the child from the social group..
20. a. R2 is a two-dimensional subspace of R3. b. The number of varia.pdf
20. a. R2 is a two-dimensional subspace of R3. b. The number of variables in the equation Ax 0
equals the dimension of Nul A c. A vector space is infinite-dimensional if it is spanned by an
infinite set. d. If dim V n and if S spans V, then S is a basis of V e. The only three-dimensional
subspace of R3 is R3 itself.
Solution
c is the correct answer.
What is the purpose by using different analytical tools to measure t.pdf
What is the purpose by using different analytical tools to measure the financial statement?
Solution
The investor community or the small business owners use the different analytical tools like
Financial Ratios, Horizontal analysis, Vertical analysis and Trend percentage analysis, to
measure / explore the financial statement of their or competitors financial statement.
The main purpose of using these different analytical tools is to evaluate the target company\'s
financial information for the purpose of investing in the target companies.
The analytical tools examines the past and current financial statements like balance sheets,
income statements and cash flow statements and expresses their opinions to the potential
investors, who on their behalf forms opinions about investment in company\'s present and future
expected performance.
Such \"Financial Analysis\" done also guide small-business owners to weigh the effective-ness of
their business and decisions taken in that regard.
==========================.
What is the importance of SHM only occurring in B cells and not in g.pdf
What is the importance of SHM only occurring in B cells and not in germ cells?
Solution
somatic hypermutation (SHM) is a mechanism which causes mutation in the variable region of B
cells, it causes diversification in the B cell receptor so that the affinity of binding of variable
region with the antigen is increased.Unlike germ line mutation it affects only individuals immune
cells and doesn\'t passes to the offspring.These mutation mostly takes place at the hypervariable
region of the DNA..
What is Canadas comparative advantage aside from transportation an.pdf
What is Canada\'s comparative advantage aside from transportation and road infrastructures..
Solution
Comparative advantage is used with reference to trade activities with other nations. Comparative
advantage refers to those products and services that are produced at lower opportunity cost.
With reference it, country mentioned in the question holds comparative advantage in mineral
products and agricultural products. It happens possibly due to the vast availability of natural
resources in the country..
What are electron carriers and what do they do Provide specific exa.pdf
What are electron carriers and what do they do? Provide specific examples and explain where
and how they are used in metabolism.
Solution
Electron carriers are the molecules which are capable of accepting one or two electrons from one
molecule and then donating to the other in the process of electron transport. As the transferring
of electrons occurs from one carrier to other, their energy level decreases and release of energy
occurs.
Ex. Cytochromes, quinones,, NADH, FADH2.
The role of NADH and FADH2 is to donate electrons to the electron transport chain. During the
electron transport chain both NADH and FADH2 donate electronsto create water by providing a
hydrogen molecule to an oxygen molecule to form water. During both the glycolysis and Kreb
cycles NADH is formed as a product. FADH2 is only produced in Krebs cycle.
During the electron transport chain, NADH become NAD+ and the H get transported across the
membrane. Thus in the transport chain electrons reduced from NAD+ are utilised. Similar thing
happens to FADH2 as well. FADH2 becomes FAD+ and the H\'s are transported across the
membrane. These hydrogens that were released by ATP synthase utilises the hydrogens released
by NAD+ and FAD + to form ATP by placing back hydrogen molecules across the membrane..
Using my study in Health Care Administration, give examples of a var.pdf
Using my study in Health Care Administration, give examples of a variable that would be
considered a discrete random variable AND another that would be considered a continuous
random variable.
Which probability distribution would be most appropriate for each variable?
Solution
Discrete random variable : Number of patients visiting each day.
Bernauli\'s distribution
Continuous random variable: Temperature of Room.
Gaussian Distribution.
A linear system is always time-invariant.SolutionNo its false. .pdf
A linear system is always time-invariant.
Solution
No its false. A linear system may or may not time invariant..
The system should satisfy homogeniety and superposition property for linear system
A time-invariant (TIV) system is a system whose output does not depend explicitly on time.
If both are satisfied then it is linear time-invariant system.
This chapter is quite a different read from the balance of the book..pdf
This chapter is quite a different read from the balance of the book. I think it is a pleasant way to
end this 2nd edition. Shubert tackles a discussion I know I have had my my colleagues many
times, namely, the value of social networking at work. Shubert writes (288): \"It is the delivery
of technology and capability to business and society that lies at the heart of the dilemma for
CIOs and CTOs today; Businesses want and need access to networks (electronic communities) to
reach... their current and potential customers. Businesses are concerned that access to these same
networks by their employees could pose a security or competitive risk... .\" The ability to spill
one\'s guts then used to be isolated to the bar; now you can do so at every opportunity. It is true
that some employees are addicted to staying in touch, and Facebook is the rage. I would hazard
the guess that these same slackers are IM\'ing their friends or on the phone yacking it up with
momma. I don\'t think Facebook or for that matter Smart phones have made people more secure
in their social networks. There is simply a pathology that manifests itself when the conditions are
ripe. Excuse me. I see some practical marketing uses for product simulation, touring the plant,
getting to know folks; Second Life has shown itself to be useful in a variety of settings, even
organizational development where you want everyone to get together anonymously. But the part
of the chapter that intrigues me the most is the discussion on democratization and socialization of
information. Has the boundary between expert and amateur blurred? My answer to this would be
yes, if all the experts agree but the amateurs do not. For many of the problems facing the
corporation, crowdsourcing probably works as well as formal expertise. Given sufficient
monkeys, sufficient time, Shakespeare. Any of you who have had to endure the vendor pitch
knows that truth is relative to the need for profit. So we come to the a practical discussion of the
role of the CIO in moderating access to social media, framing what stands as truth in the
information world of the corporation, and the extent to which the explosion of personal authority
on the Internet has diminished our ability to sort out truth from hyperbole.
Solution
Over the past years, networks that is, communications, computational, data, and business
networks have become an increasingly developed important part of our professional lives. Over
just the past ten years they have become critical as they have woven themselves into the fabric of
our day-to-day lives of magnitude as have corporate and personal bandwidth access needs, but
the cost of using this bandwidth has also diminished significantly.communications have changed
significantly over this same period—from use of \"land lines\" to cell phones, where nearly
anyone can own a telephone number of their choosing that permanently belongs to the them,
regardless of where they live. The explosion of voice communicat.
The ventral rami of the spinal nerves course between which muscle la.pdf
The ventral rami of the spinal nerves course between which muscle layers of the lateral body
wall?
A. External and middle
B. Internal and middle
C. External and outermost
D. none of the above
Solution
D.None of the above
Ventral rami travels lateral to vertebral column, innervating smooth muscles, and glands of limbs
and body wall. They travel through the antero-lateral parts of trunk and limbs..
The disease phenylketonuria is an autosomal recessively inherited dis.pdf
The disease phenylketonuria is an autosomal recessively inherited disease. Mutations are found
in the enzyme phenylalanine hydroxylase. Which is most likely true of these mutations? They
have low penetrance. They are loss-of-function mutations. They are gain-of-function mutations.
They arise from a trinucleotide repeat expansion.
Solution
And: phenylketonuria urea is an example of loss of function mutation due to the mutation in
phenylalanine hydroxylase there by phenylalanine accumulated in the body..
The analysis of variance (ANOVA) is a procedure for testing the hypo.pdf
The analysis of variance (ANOVA) is a procedure for testing the hypothesis that..
A. There is no variation between several samples.
B. Several populations all have the same mean.
C. Several populations all have the same standard deviation.
D. All of the above.
Solution
The null hypothesis for ANOVA is that there is the same mean for all the conditions. Hence,
B. Several populations all have the same mean. [ANSWER].
T-helper cells are considered the key to Our Kinmen system because th.pdf
T-helper cells are considered the key to Our Kinmen system because they can attach to every
type of receptors True False A leukocyte can be compared to an amoeba because of its mobility
capacities True False Choose among the following lift, the disease that not considered
autoimmune glomerulonephritis myasthenia gravis rheumatoid arthritis
Solution
39. False
Explanation- The T cells circulate throughout the body to scan for antigens that have combined
with MHC or Major Histocompatibility Complex..
Revolution in Egypt closing caseWith 83 million people, Egypt is t.pdf
Revolution in Egypt closing case
With 83 million people, Egypt is the most populous Arab state. On the face of it, Egypt made
significant economic progress during the 2000s. In 2004, the government of Hosni Mubarak
enacted a series of economic reforms that included trade liberalization, cuts in import tariffs, tax
cuts, deregulation, and changes in investment regulations that allowed for more foreign direct
investment in the Egyptian economy. As a consequence, economic growth, which had been in
the 2 to 4 percent range during the early 2000s, accelerated to around 7 percent a year. Exports
almost tripled, from $9 billion in 2004 to more than $25 billion by 2010. Foreign direct
investment increased from $4 billion in 2004 to $11 billion in 2008, while unemployment fell
from 11 percent to 8 percent.
By 2008, Egypt seemed to be displaying many of the features of other emerging economies. On
Cairo\'s outskirts, clusters of construction cranes could be seen where gleaming new offices were
being built for companies such as Microsoft, Oracle, and Vodafone. Highways were being
constructed, hypermarkets were opening their doors, and sales of private cars quadrupled
between 2004 and 2008. Things seemed to be improving.
But appearances can be deceiving. Underneath the surface, Egypt had major economic and
political problems. Inflation, long a concern, remained high at 12.8 percent. As the global
economic crisis took hold in 2008–2009, Egypt saw many of its growth drivers slow. In 2008,
tourism brought some $11 billion into the country, accounting for 8.5 percent of gross domestic
product, but it fell sharply in 2009 and 2010. Remittances from Egyptian expatriates working
overseas, which amounted to $8.5 billion in 2008, declined sharply as construction projects in
the Gulf, where many of them worked, were cut back or shut down. Earnings from the Suez
Canal, which stood at $5.2 billion in 2008, declined by 25 percent in 2009 as the volume of
world shipping slumped in the wake of the global economic slowdown.
Moreover, Egypt remained a country with a tremendous gap between the rich and the poor.
Some 44 percent of Egyptians are classified as poor or extremely poor; the average wage is less
than $100 a month. Some 2.6 million people are so destitute that their entire income cannot cover
their basic food needs.
The gap between rich and poor, when coupled with a sharp economic slowdown, became a toxic
mix. Nominally a stable democracy with a secular government, Egypt was, in fact, an autocratic
state. By 2011, President Hosni Mubarak had been in power for more than a quarter of a century.
The government was highly corrupt. Mubarak and his family reportedly amassed personal
fortunes amounting to billions of U.S. dollars, most of which were banked outside Egypt.
Although elections were held, they were hardly free and fair. Opposition parties were kept in
check by constant police harassment, their leaders often jailed on trumped-up charges.
Given all of this, i.
Part 110The orientation of each tetrad at the spindle equator is.pdf
Part 1/10
The orientation of each tetrad at the spindle equator is
Multiple Choice
maternally controlled.
paternally controlled.
dependent on the number of tetrads.
random.
Part 2/10
The number of possible chromosomal orientations during metaphase I is equal to the number of
chromosome pairs raised to the 2nd power.
True/Fale
Part 3/10
Mutations in proto-oncogenes are examples of recessive mutations because it requires both
proto-oncogenes to be mutated in order for the mutation to be physically expressed.
True/Fale
Part 4/10
Because mutations in proto-oncogenes are those that allow the cell to gain a new function, they
are often referred to as
All of the answer choices are correct.
dominant mutations.
\"gain of function\" mutations.
\"nouveau\" oncogenes.
Part 5/10
Select from the following list of statements all of the ways in which meiosis II differs from
meiosis I.
Check All That Apply
Interkinesis doesn\'t involve the replication of chromosomes, whereas interphase does.
Crossing-over doesn\'t occur in prophase II, whereas it does in prophase I.
Cells in meiosis II are haploid and cells in meiosis I are diploid.
Sister chromatids separate in anaphase II, whereas homologous chromosomes separate in
anaphase I.
Part 6/10
At the end of meiosis II, there are
two haploid cells, with each chromosome consisting of a single chromatid.
two haploid cells, with each chromosome containing two sister chromatids.
four diploid cells, with each chromosome consisting of a single chromatid.
four haploid cells, with each chromosome consisting of a single chromatid.
four haploid cells, with each chromosome containing two sister chromatids.
Part 7/10
A eukaryotic cell that receives a \"go-ahead\" signal at the G1 checkpoint of the cell cycle will
move directly into the M phase.
enter a resting stage.
move directly into the G2 phase.
stop growing.
complete the cycle and divide.
Part 8/10
After cytokinesis, the cell enters the G1 phase.
True/Fale
Part 9/10
Crossing-over occurs during prophase I of meiosis.
True/Fale
Part 10/10
Crossing-over has no effect on the genetic makeup of the resulting gametes.
True/Fale
Solution
Part 1/10
The orientation of each tetrad at the spindle equator is
maternally controlled.
paternally controlled.
dependent on the number of tetrads.
random.
Correct option: Random. The orientation of tetrad at the spindle equator is random, that is, the
maternal chromosome of a tetrad can randomly be oriented towards any of the two poles. This is
true for paternal chromosomes, too. Therefore, a resultant gamete inherits some chromosomes
from mother and some from father.
Part 2/10
The number of possible chromosomal orientations during metaphase I is equal to the number of
chromosome pairs raised to the 2nd power.
True/Fale
Correct option: False. For example, a cell has 2 tetrads (= 2 pair of chromosomes) at metaphase
I. No. of possible orientations = (2)n where, n = number of tetrads or chromosome pairs.
Part 3/10
Mutations in proto-oncogenes are .
1. Why was the appearance of a single white-eyed fly so important to.pdf
1. Why was the appearance of a single white-eyed fly so important to Thomas Morgan and his
lab? (Multiple Answer: Choose all that are correct)
They were able to show that genes are located on chromosomes thus supporting Mendelian
genetics.
It enabled them to demonstrate sex-linkage
It enabled them to show how wing mutations arise in flies.
D. It helped them in illustrating that sex cells are indeed diploid in flies
2. Choose all of the following that are true of the Hersey-Chase Blender Experiment:
It utilized radioactively labelled phages in which the DNA was labelled with 35S and the protein
coat was labelled with 32P
It utilized radioactively labelled phages in which the DNA was labelled with 32P and the protein
coat was labelled with 35S
It showed that DNA is composed of Adenine, Guanine, Cytosine, and Thymine
It offered definitive proof that DNA is the molecule of heredity
3. Which of the following is true (Multiple Answer: Choose all that apply):
Beadle and Tatum used the model organism Neurospora to map out the biochemical pathway for
the biosynthesis of lysine
Beadle and Tatum used the model organism Neurospora to map out the biochemical pathway for
the biosynthesis of arginine
The work of Beadle and Tatum supported the ‘one gene/one enzyme’ hypothesis
D. Beadle and Tatum used the R-strain to create damaged metabolic pathways
4. Watson & Crick along with Maurice Wilkins and Rosiland Franklin. (Choose all that apply)
Solved the molecular structure of DNA
Discovered DNA
Determined that DNA is where our genes are located
D. Showed that traits are found on chromosome.
5. Cell theory was advanced by (Choose all that apply):
Linus Pauling
Theodor Schwann
Matthias Schleiden
William HarveyA.
They were able to show that genes are located on chromosomes thus supporting Mendelian
genetics.B.
It enabled them to demonstrate sex-linkageC.
It enabled them to show how wing mutations arise in flies.
D. It helped them in illustrating that sex cells are indeed diploid in flies
2. Choose all of the following that are true of the Hersey-Chase Blender Experiment:A.
It utilized radioactively labelled phages in which the DNA was labelled with 35S and the protein
coat was labelled with 32PB.
It utilized radioactively labelled phages in which the DNA was labelled with 32P and the protein
coat was labelled with 35SC.
It showed that DNA is composed of Adenine, Guanine, Cytosine, and ThymineD.
It offered definitive proof that DNA is the molecule of heredity
Solution
5) the answer are (B & C) cell theory was given by two scientists and they were Theodor Schwan
& Matthias Schleiden.. They both stated that it consists of double layer phospholipids
membrane..
4) Watson and Crick discovered DNA & Rosalind Franklin determined the structure of the
dsDNA by X-rays crystallography..!! (A& B)
2) Hershey and Chase experiment they radio labeled the DNA with 32P and protein with 32S as
DNA contains Phosphorus and protein contains Sulphur.. It offered the definite proof that D.
Match the following term to its correct definitionpalisade parench.pdf
Match the following term to its correct definition
palisade parenchyma
bundle sheath
leaf trace
petiole
spongy parenchyma
leaf
loosely packed cells on the underside of a leaf with large intercellular spaces for gas exchange
a layer of cells surrounding the vascular tissue that are responsible for both nutrient loading and
providing structure
a structure that subtends an axillary bud
columnar, closely-packed chlorenchyma cells on the upper surface of the leaf; primary
photosynthetic tissue of most plants.
a stalk
the point at which stem vascular bundles branch before entering the leaf - A. B. C.
D. E. F.
palisade parenchyma - A. B. C. D. E. F.
bundle sheath - A. B. C. D. E. F.
leaf trace - A. B. C. D. E. F.
petiole - A. B. C. D. E. F.
spongy parenchyma - A. B. C. D. E. F.
leafA.
loosely packed cells on the underside of a leaf with large intercellular spaces for gas exchangeB.
a layer of cells surrounding the vascular tissue that are responsible for both nutrient loading and
providing structureC.
a structure that subtends an axillary budD.
columnar, closely-packed chlorenchyma cells on the upper surface of the leaf; primary
photosynthetic tissue of most plants.E.
a stalkF.
the point at which stem vascular bundles branch before entering the leaf
Solution
Answer:
1. Palisade parenchyma----D. columnar, closely-packed chlorenchyma cells on the upper surface
of the leaf; primary photosynthetic tissue of most plants.
2. bundle sheath---B. a layer of cells surrounding the vascular tissue that are responsible for both
nutrient loading and providing structure
3. Leaf trace----F. the point at which stem vascular bundles branch before entering the leaf
4. Petiole---E. a stalk
5. spongy parenchyma----A. loosely packed cells on the underside of a leaf with large
intercellular spaces for gas exchange
6. leaf---C. a structure that subtends an axillary bud.
Lori owed some shares of stock in the Peterson company. She recen.pdf
Lori owed some shares of stock in the Peterson company. She recently bought more shares and
now she has a total of 1 1/2 times as many shares as she originally owned. Her shares are worth
20$ each and their total worth is $6,000.00. How many shares of stock did Lori originally own?
Lori owed some shares of stock in the Peterson company. She recently bought more shares and
now she has a total of 1 1/2 times as many shares as she originally owned. Her shares are worth
20$ each and their total worth is $6,000.00. How many shares of stock did Lori originally own?
Solution
Lets assume there were x shares
After buying new shares she has 1.5x shares
each share price = 20$
So, total worth = 20*1.5x
30x = 6000.00
x = 2000 shares
She had originally 2000 shares.
Kuhn hoped to explain how science is actually conducted, while most .pdf
Kuhn hoped to explain how science is actually conducted, while most other philosophers of
science try to determine how a scientific search for truth ought to be conducted. If Kuhn\'s
picture is very different from that of a philosopher of science of the latter sort, does one or the
other have to be wrong? Why or why not?
Solution
No. it does not. Both may be be valid at the same time. In fact both can be complementary to
each other.
Kuhn tries to explain how science is presently conducted. He tries to explain the methods by
which scientific research is carried on. But other philosophers of science give their perspective
on how the methods need to be conducted. So, in essence, Kuhn gives the current status of the
scientific methodology whereas other philosophers give their opinion on how they can be
conducted. To complement Kuhn, the points from other philosophers can be useful to improve
the scientific methods..
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