describe the parallel and difference between allopatric speciation a.pdf
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describe the parallel and difference between allopatric speciation and sympatric speciation. Solution Allopatric speciation and sympatric speciation are both types of speciation in which ancestors were common and lived in same geographical area. Differences: Allopatric speciation takes place when two populations of a species are separated by some geographical barriers such as a river or a valley. Due to the geographical isolation, the two populations can not mate and develop into different species over time.\' Sympatric speciation takes place between two populations in a same geographical region. The two populations do not mate due to ethological (male and female do not attract each other) or mechanical or temporal differences. Over time these populations develop into different species..
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After your review of the United States Constitution, and in consider.pdf
After your review of the United States Constitution, and in consideration of the controversy
amongst Republican party Presidential nominees regarding the citizenship status of Senator Ted
Cruz of Texas, is he indeed eligible to run for President of the United States? Be specific with
your answer; use the Constitution itself as the basis for your opinion.
Solution
Senator Ted Cruz has maintained that there are no constitutional barriers that prevent him from
running. And the challenges to his candidacy so far are few and far between. Though he was
born in Calgary, Canada he grew up in Texas, and graduated from there, later attending
Princeton University and Harvard Business School. Considered a prospective presidential
candidate, Cruz released his birth certificate which shows his mother was born in Delaware and
his father was born in Cuba. Most legal scholars maintain that Cruz is in the clear despite his
Canadian birthplace.
Two obvious provisions in the Constitution states that the candidate must be 35 years of age and
a resident of the United States for 14 years. The third provision maintains that he or she must be
a “natural born citizen.’ Legal experts opine that a natural citizen is someone who is a citizen
from birth and doesn’t have to go through a naturalization process to become a citizen. Which
means, then Cruz is a natural citizen by being born to an American mother and having her
citizenship at birth.
Two former solicitor generals, Neal Katyal and Paul Clement wrote that British common law
recognized children born outside of the British empire remained subjects, and were described by
law as “natural born.” The Naturalization Act of 1790 also states that children born abroad to
U.S. citizens were, too, natural born citizens. Though born in a foreign land, yet he has the right
to entitle himself to high honours in his adopted country. Exclusion of him from the office would
be unjust to his merits, and painful to his sensibilities.
*****.
Which region is used by default when a Component is added to a Borde.pdf
Which region is used by default when a Component is added to a BorderLayout?
A) NORTH
B) CENTER
C) WEST
D) LEFT
52.
The class GridLayout constructs ___________ to hold components.
A) a horizontal grid with one row
B) a vertical grid with one column
C) a grid with multiple rows and columns
D) a square grid with the same number of rows as columns
53.
When components are added to a container with a GridLayout, the component:
A) fills the next spot in the row, continuing in the first position of the next row if the current row
is full.
B) fills the next spot in the column, continuing in the first position of the next column if the
column is full.
C) fills in row x, column y if x and y are two integers passed to the Container method add.
D) fills in a random empty position in the grid.
54.
The fact that class Graphics is abstract contributes to Java’s portability because:
A) drawing is performed differently on every platform that supports Java. A subclass of Graphics
must be created that uses the drawing capabilities of the current platform.
B) objects of non-abstract classes can only be instantiated on the Windows platform.
C) drawing should not be performed on non-Linux platforms.
D) Class Graphics is not abstract.
55.
Which of the following statements about the Graphics object is true?
A. The Graphics object is an argument to class Component’s repaint method.
B. The Graphics object is instantiated by the user.
C. The Graphics object is the argument to a lightweight GUI component\'s paintComponent
method.
D. The Graphics class is abstract.
E. The Graphics object manages a graphics context.
A) A, C, E.
B) C, D, E.
C) A, B, D, E.
D) All are true.
56.
Which of the following are valid Java statements?
A. Color c = new Color( 0, 255, 0 );
B. Color c = new Color( 0.0f, 1.0f, 0.0f );
C. Color c = new Color( 0.0d, 1.0d, 0.0d );
D. setGreen( c.getGreen() - 2 );
A) All of the above.
B) A, B, C.
C) A, B, D.
D) A, B.
57.
The JColorChooser dialog allows colors to be chosen by all but which of the following?
A) Swatches
B) Hue, saturation, brightness
C) Gradient, cycle, brightness
D) Red, Green, Blue
58.
Method getFont of class Graphics returns:
A) the current font name as a string.
B) the font size in points.
C) a Graphics object representing the current font.
D) a Font object representing the current font.
59.
The Java statement: g.fillOval( 290, 100, 90, 55 );
A) Draws a filled oval with its center at coordinates x=290, y=100, with height=90 and
width=55.
B) Draws a filled oval with its left most point at coordinates x=290, y=100, with height=90 and
width=55.
C) Draws a filled oval bounded by a rectangle with its upper left corner at coordinates x=290,
y=100, with width=90 and height=55.
D) Draws a filled oval bounded by a rectangle with its upper left corner at coordinates x=290,
y=100, with height=90 and width=55.
60.
Which of the following statements draws an arc that sweeps from the top of an oval to the left-
most edge?
A) g.drawArc( 200, 100, 100, 50.
Write a function that combines two lists by zipping two lists togeth.pdf
Write a function that combines two lists by zipping two lists together. Zipping is defined as
taking one node from one list and then one from the other list and so on in order to form a single
list. After execution, the first list in the original call should point to the combined list (function
name: Zip)
Solution
Hi, Please find my implementation.
Please let me know in case of any issue:
Node* Zip(Node *head1, Node *head2){
// base case, if head1 is NULL
if(head1 == NULL)
return head2;
// if head2 is NULL
if(head2 == NULL)
return head1;
Node *newHead = NULL;
Node current = NULL;
// initializing newHead with head1
newHead = head1; // poiniting to head1
newHead->next = head2;
current = head2;
// forwarding one step
head1 = head1->next;
head2 = head2->next;
while(head1 != NULL && head2 != NULL){
current->next = head1;
current->next->next = head2;
current = head2;
head1 = head1->next;
head2 = head2->next;
}
// copying remaining nodes from head1, if any
while(head1 != NULL){
current->next = head1;
current = head1;
head1 = head1->next;
}
// copying remaining nodes from head2, if any
while(head2 != NULL){
current->next = head2;
current = head2;
head2 = head2->next;
}
return newHead;
}.
What is the e- donor in the photosynthesis system And is this e- tr.pdf
What is the e- donor in the photosynthesis system? And is this e- transfer perfect and why?
Solution
photolysis of water (an electron donor) produces oxygen molecules SO HERE WATER IS
HYDROGEN DONOAR IN PHOTOSYNTHESIS
this is perfect reaction because in photolysis during photosynthesis two water molecules are
oxidized through four successive charge-separation reactions to yield a molecule of diatomic
oxygen and four hydrogen ions.
What is a sample Population Sampling frameSolutionA sample .pdf
What is a sample? Population? Sampling frame?
Solution
A sample is a set of items from a population used to study the statistical properties of the
population.
A population is the entire group of data the sample intends to generalize. It is the entire group of
data from which the sample is drawn.
The sampling frame is the list of items forming a population from which a sample is taken..
What are the steps of the PBE processSolutionPerdew–Burke–Ernz.pdf
What are the steps of the PBE process
Solution
Perdew–Burke–Ernzerhof or PBE is a function for exchange- correlation energy derivations. It
helps in finding of quantum mechanical modeling through Density functional theory (DFT). The
PBE takes for the function of integration process. The theory is very useful for techniques like
NMR..
Thomas Savery was an English inventor. He invented the first steam e.pdf
Thomas Savery was an English inventor. He invented the first steam engine. Why? What
significance would this have?
Solution
n 1698, British inventor Thomas Savery patented a steam-powered pump, which he described as
an \"engine to raise water by fire.\" Savery\'s very basic engine relied on steam to create a
vacuum and pull water upwards through a pipe — a theory that had been around for several
centuries but never successfully applied.
By that time, the speedy engine\'s reputation was gaining steam well beyond mining circles,
moving indoors to other areas of industry from metalworking to textiles, where it was adapted to
the rotating wheel system common in European mills.
A savvy businessman, Watt marketed his machine by calculating the number of horses his
engine would replace, coining the term \"horsepower\" in the process.
The simultaneous perfection of the steam engine and the beginning of the Industrial Revolution
is a chicken and egg scenario that historians have long debated. The world was becoming an
industrialized place before the advent of steam power, but would never have progressed so
quickly without it, they argue.
Factories that still relied on wind or water power to drive their machines during the Industrial
Revolution were confined to certain locales; steam meant that factories could be built anywhere,
not just along fast-flowing rivers.
Those factories benefited from one of the world\'s greatest partnerships — that of Watt and
Matthew Boulton, a British manufacturer. Together, they tailored Watt\'s steam engine to any
company that could use it, amassing great fortunes for themselves but also sharing research over
vast distances.
Transportation was one of those important beneficiaries. By the early 1800s, high-pressure steam
engines had become compact enough to move beyond the factory, prompting the first steam-
powered locomotive to hit the rails in Britain in 1804. For the first time in history, goods were
transported over land by something other than the muscle of man or a animal.
The strongest attractive forces between molecules of O_2 are ionic .pdf
The strongest attractive forces between molecules of O_2 are: ionic covalent hydrogen
bonding dipole-dipole attractions dispersion forces
Solution
The attractive forces between molecules of O2 will be dispersion forces. This is because O2 is a
non-polar molecule so there will be no dipole-dipole interactions, also there is no hydrogen atom
so no question of Hydrogen bonding. Dispersion forces are exhibited by non-polar molecules
because of thecorrelated movements of the electrons in interacting molecules. The electrons in
adjacent molecules repel each other and so they run away from their usual place. As a result,
electron density in a molecule becomes redistributed in proximity to another molecule, which is
according to quantum mechanical theory of dispersion forces. This is frequently described as the
formation of instantaneous dipoles that attract each other. These type of Dispersion forces are
present between all chemical groups, and usually represent the main part of the total interaction
force in condensed matter..
Recommended
After your review of the United States Constitution, and in consider.pdf
After your review of the United States Constitution, and in consideration of the controversy
amongst Republican party Presidential nominees regarding the citizenship status of Senator Ted
Cruz of Texas, is he indeed eligible to run for President of the United States? Be specific with
your answer; use the Constitution itself as the basis for your opinion.
Solution
Senator Ted Cruz has maintained that there are no constitutional barriers that prevent him from
running. And the challenges to his candidacy so far are few and far between. Though he was
born in Calgary, Canada he grew up in Texas, and graduated from there, later attending
Princeton University and Harvard Business School. Considered a prospective presidential
candidate, Cruz released his birth certificate which shows his mother was born in Delaware and
his father was born in Cuba. Most legal scholars maintain that Cruz is in the clear despite his
Canadian birthplace.
Two obvious provisions in the Constitution states that the candidate must be 35 years of age and
a resident of the United States for 14 years. The third provision maintains that he or she must be
a “natural born citizen.’ Legal experts opine that a natural citizen is someone who is a citizen
from birth and doesn’t have to go through a naturalization process to become a citizen. Which
means, then Cruz is a natural citizen by being born to an American mother and having her
citizenship at birth.
Two former solicitor generals, Neal Katyal and Paul Clement wrote that British common law
recognized children born outside of the British empire remained subjects, and were described by
law as “natural born.” The Naturalization Act of 1790 also states that children born abroad to
U.S. citizens were, too, natural born citizens. Though born in a foreign land, yet he has the right
to entitle himself to high honours in his adopted country. Exclusion of him from the office would
be unjust to his merits, and painful to his sensibilities.
*****.
Which region is used by default when a Component is added to a Borde.pdf
Which region is used by default when a Component is added to a BorderLayout?
A) NORTH
B) CENTER
C) WEST
D) LEFT
52.
The class GridLayout constructs ___________ to hold components.
A) a horizontal grid with one row
B) a vertical grid with one column
C) a grid with multiple rows and columns
D) a square grid with the same number of rows as columns
53.
When components are added to a container with a GridLayout, the component:
A) fills the next spot in the row, continuing in the first position of the next row if the current row
is full.
B) fills the next spot in the column, continuing in the first position of the next column if the
column is full.
C) fills in row x, column y if x and y are two integers passed to the Container method add.
D) fills in a random empty position in the grid.
54.
The fact that class Graphics is abstract contributes to Java’s portability because:
A) drawing is performed differently on every platform that supports Java. A subclass of Graphics
must be created that uses the drawing capabilities of the current platform.
B) objects of non-abstract classes can only be instantiated on the Windows platform.
C) drawing should not be performed on non-Linux platforms.
D) Class Graphics is not abstract.
55.
Which of the following statements about the Graphics object is true?
A. The Graphics object is an argument to class Component’s repaint method.
B. The Graphics object is instantiated by the user.
C. The Graphics object is the argument to a lightweight GUI component\'s paintComponent
method.
D. The Graphics class is abstract.
E. The Graphics object manages a graphics context.
A) A, C, E.
B) C, D, E.
C) A, B, D, E.
D) All are true.
56.
Which of the following are valid Java statements?
A. Color c = new Color( 0, 255, 0 );
B. Color c = new Color( 0.0f, 1.0f, 0.0f );
C. Color c = new Color( 0.0d, 1.0d, 0.0d );
D. setGreen( c.getGreen() - 2 );
A) All of the above.
B) A, B, C.
C) A, B, D.
D) A, B.
57.
The JColorChooser dialog allows colors to be chosen by all but which of the following?
A) Swatches
B) Hue, saturation, brightness
C) Gradient, cycle, brightness
D) Red, Green, Blue
58.
Method getFont of class Graphics returns:
A) the current font name as a string.
B) the font size in points.
C) a Graphics object representing the current font.
D) a Font object representing the current font.
59.
The Java statement: g.fillOval( 290, 100, 90, 55 );
A) Draws a filled oval with its center at coordinates x=290, y=100, with height=90 and
width=55.
B) Draws a filled oval with its left most point at coordinates x=290, y=100, with height=90 and
width=55.
C) Draws a filled oval bounded by a rectangle with its upper left corner at coordinates x=290,
y=100, with width=90 and height=55.
D) Draws a filled oval bounded by a rectangle with its upper left corner at coordinates x=290,
y=100, with height=90 and width=55.
60.
Which of the following statements draws an arc that sweeps from the top of an oval to the left-
most edge?
A) g.drawArc( 200, 100, 100, 50.
Write a function that combines two lists by zipping two lists togeth.pdf
Write a function that combines two lists by zipping two lists together. Zipping is defined as
taking one node from one list and then one from the other list and so on in order to form a single
list. After execution, the first list in the original call should point to the combined list (function
name: Zip)
Solution
Hi, Please find my implementation.
Please let me know in case of any issue:
Node* Zip(Node *head1, Node *head2){
// base case, if head1 is NULL
if(head1 == NULL)
return head2;
// if head2 is NULL
if(head2 == NULL)
return head1;
Node *newHead = NULL;
Node current = NULL;
// initializing newHead with head1
newHead = head1; // poiniting to head1
newHead->next = head2;
current = head2;
// forwarding one step
head1 = head1->next;
head2 = head2->next;
while(head1 != NULL && head2 != NULL){
current->next = head1;
current->next->next = head2;
current = head2;
head1 = head1->next;
head2 = head2->next;
}
// copying remaining nodes from head1, if any
while(head1 != NULL){
current->next = head1;
current = head1;
head1 = head1->next;
}
// copying remaining nodes from head2, if any
while(head2 != NULL){
current->next = head2;
current = head2;
head2 = head2->next;
}
return newHead;
}.
What is the e- donor in the photosynthesis system And is this e- tr.pdf
What is the e- donor in the photosynthesis system? And is this e- transfer perfect and why?
Solution
photolysis of water (an electron donor) produces oxygen molecules SO HERE WATER IS
HYDROGEN DONOAR IN PHOTOSYNTHESIS
this is perfect reaction because in photolysis during photosynthesis two water molecules are
oxidized through four successive charge-separation reactions to yield a molecule of diatomic
oxygen and four hydrogen ions.
What is a sample Population Sampling frameSolutionA sample .pdf
What is a sample? Population? Sampling frame?
Solution
A sample is a set of items from a population used to study the statistical properties of the
population.
A population is the entire group of data the sample intends to generalize. It is the entire group of
data from which the sample is drawn.
The sampling frame is the list of items forming a population from which a sample is taken..
What are the steps of the PBE processSolutionPerdew–Burke–Ernz.pdf
What are the steps of the PBE process
Solution
Perdew–Burke–Ernzerhof or PBE is a function for exchange- correlation energy derivations. It
helps in finding of quantum mechanical modeling through Density functional theory (DFT). The
PBE takes for the function of integration process. The theory is very useful for techniques like
NMR..
Thomas Savery was an English inventor. He invented the first steam e.pdf
Thomas Savery was an English inventor. He invented the first steam engine. Why? What
significance would this have?
Solution
n 1698, British inventor Thomas Savery patented a steam-powered pump, which he described as
an \"engine to raise water by fire.\" Savery\'s very basic engine relied on steam to create a
vacuum and pull water upwards through a pipe — a theory that had been around for several
centuries but never successfully applied.
By that time, the speedy engine\'s reputation was gaining steam well beyond mining circles,
moving indoors to other areas of industry from metalworking to textiles, where it was adapted to
the rotating wheel system common in European mills.
A savvy businessman, Watt marketed his machine by calculating the number of horses his
engine would replace, coining the term \"horsepower\" in the process.
The simultaneous perfection of the steam engine and the beginning of the Industrial Revolution
is a chicken and egg scenario that historians have long debated. The world was becoming an
industrialized place before the advent of steam power, but would never have progressed so
quickly without it, they argue.
Factories that still relied on wind or water power to drive their machines during the Industrial
Revolution were confined to certain locales; steam meant that factories could be built anywhere,
not just along fast-flowing rivers.
Those factories benefited from one of the world\'s greatest partnerships — that of Watt and
Matthew Boulton, a British manufacturer. Together, they tailored Watt\'s steam engine to any
company that could use it, amassing great fortunes for themselves but also sharing research over
vast distances.
Transportation was one of those important beneficiaries. By the early 1800s, high-pressure steam
engines had become compact enough to move beyond the factory, prompting the first steam-
powered locomotive to hit the rails in Britain in 1804. For the first time in history, goods were
transported over land by something other than the muscle of man or a animal.
The strongest attractive forces between molecules of O_2 are ionic .pdf
The strongest attractive forces between molecules of O_2 are: ionic covalent hydrogen
bonding dipole-dipole attractions dispersion forces
Solution
The attractive forces between molecules of O2 will be dispersion forces. This is because O2 is a
non-polar molecule so there will be no dipole-dipole interactions, also there is no hydrogen atom
so no question of Hydrogen bonding. Dispersion forces are exhibited by non-polar molecules
because of thecorrelated movements of the electrons in interacting molecules. The electrons in
adjacent molecules repel each other and so they run away from their usual place. As a result,
electron density in a molecule becomes redistributed in proximity to another molecule, which is
according to quantum mechanical theory of dispersion forces. This is frequently described as the
formation of instantaneous dipoles that attract each other. These type of Dispersion forces are
present between all chemical groups, and usually represent the main part of the total interaction
force in condensed matter..
The lymphatic capillaries begin at this site right atrial chamber .pdf
The lymphatic capillaries begin at this site: right atrial chamber lymph inguinal nodes Wood
capillary bed splenic vessels Lymphatic capillaries differ from vascular capillaries in being a
cu-de-sac True False
Solution
33. True
lymphatic capillaries are also called blind, as they are closed at tip.
32. Right atrial chamber:
the lymphatic system, unlike the blood capillaries , do not have a separate pump to carry the
liquids.Instead, they carry the extra fluids oozing out from areas of high pressure to areas of low
pressure. Lymphatic capillaries are present throughout the body, though they start from the right
atrial chamber..
The adjusted coefficient of determination is adjusted for theA. n.pdf
The adjusted coefficient of determination is adjusted for the:
A. number of regression parameters including the y-intercept.
B. number of dependent variables and the sample size.
C. number of independent variables and the sample size.
D. coefficient of correlation and the significance level.
Solution
The adjusted coefficient of determination is adjusted for the number of independent variables
(explanatory variables) and the sample size..
Surface proteinsWhat is the function of surface marker proteins li.pdf
Surface proteins
What is the function of surface marker proteins like the major histocompatibility complex?
1 Surface marker proteins are enzymes that break down food molecules that are then absorbed.
2 Surface marker proteins are receptors for hormones that then send messages out of the cell.
3 Surface marker proteins are ion channels that allow ions to enter the cell.
4 Surface marker proteins are identifiers that allow the immune system to recognize “self” cells.
5 Surface marker proteins are anchoring proteins that attach neighboring cells to each other.
Solution
4. Surface marker proteins are identifiers that allow the immune system to recognize .
Surface marker are the marker which are present on the surface of the cell they act like a receptor
where the binding of antigen antibody happen which will cause a immune response. The immune
system uses these proteins to tell friendly cells from foreign invaders. They are as unique as
fingerprints. They play an important role in organ transplants..
2. The CSUN IEEE chapter is to choose a president, treasurer and sec.pdf
2. The CSUN IEEE chapter is to choose a president, treasurer and secretary, all different, from a
group of 10 students. How many different choices of officers are possible if:
a. There are no restrictions
b. A and B will not serve together
c. C and D will serve together or not at all
d. E must be an officer
e. F will serve only if he is a president.
Solution
a.There are no restrictions- 10C3
e. F will serve only if he is a president.-10C1.
of the following choices with has the most water and organic materia.pdf
of the following choices with has the most water and organic material and the least crystalline
materials: enamel, dentin, bone, calcified cartilage, cartilage
Solution
The enamel is the structure which is found in the tooth which contains highest amount of water
and organic materials upto 96%...!!.
Listed below are blood types for several all possible children and th.pdf
Listed below are blood types for several all possible children and their mothers. Give genotypes
and blood types for the father of each child. Child\'s blood type Mothers blood type A A O B
AB A B AB
Solution
Child\' s blood type Mother\'s blood type father blood type A A IA IA or A O B IA IA or
A AB A IA IB or AB B AB I A I B or AB.
list in order of appearance the four stages of the origin of life an.pdf
list in order of appearance the four stages of the origin of life and explain what was necessary to
occur in order for life to have evolved in this fashion
Solution
Evolution occurred in four stages:
Stage 1: Initially, it is thought that various small inorganic molecules occurred in the primitive
Earth. Hydrogen, ammonia, methane and water vapor were the main components. These
molecules combined together to form small organic molecules, which included amino acids.
Please note that ultraviolet radiations of the sun aided this process. This phenomenon is known
as Abiogenesis. Abiogenesis was important for the beginning of evolution in successive stages.
If abiogenesis did not occur, complex molecules (which form from small organic molecules) will
never form.
Stage 2: In this stage, the simple organic molecules (amino acids) further accumulated to form
complex and large organic molecules like proteins (polymers). Water, oxygen, ozone and
enzymes evolved into the primitive Earth. This stage was important because, it resulted in the
formation of enzymes, the biological catalysts, without which life of present Earth is impossible.
Stage 3: Polymers interacted together to form aggregates. These were known as proto-bionts.
They had the capability of reproduction. So, abiogenic evolution shifted to biogenic evolution.
Now new organisms/life will generate from pre-existing life. This stage was important because
of the introduction of concept of evolution.
Stage 4: Protobionts generated the ability of reproduction. So, genetic material could be
transferred from one generation of other. This stage was important for variation and evolution.
RNA was originated, and its work into the living systems was well-established in this stage..
java programmingAn anonymous class methods cannot access instanc.pdf
java programming
An anonymous class\' methods cannot access instance variables belonging to the class in which it
is defined.
is this TRUE or FALSE?
Solution
True. An anonymous class\' methods cannot access instance variables belonging to the class in
which it is defined.
Because anonymous class similar like local class, cannot be public, private or static..
2 which of 1, which two types vnokeetons 6. What s microntuue mad.pdf
2 which of 1, which two types vnokeetons 6. What s microntuue made en whet af ener at s What
is micrallamart made ofr where s nevrorti? what the tune on ef tha Name 3 Pathology el
Altheimer\'s dseate what the cause what\'s the teretien of each type of 12. Whare the Hanction
blood barnet what s 14 which type of ela celbianolre aben ater onal oord nury? What\'s the 16
Mou need to know each phane of action potential dupolaritation, retractory lie. channel period,
he underlying such as whan mechanisms, 12 How is action patental propagat ion triggers
neurotranMtitter release? potential (loca 19 what are the differences between action potential and
dendritic 20 What\'s the function of presynaptic inhibition post synaptic inhibinion, auto
Solution
1). During gastrulation, the gastrula cells arrange themselves into three distinct germ layers
namely, the ectoderm, endoderm, and mesoderm.
Each of these primary germ layers has a distinct fate in which they develop into a physiological
system, tissue, or organ in a fully developed human. The endoderm and mesoderm are inner most
layers of the gastrula. The outermost layer, or ectodermdevelops into the nervous system,
portions of the eye and teeth, posterior pituitary gland, and adrenal medulla..
16) The least expensive form of Internet connection is usually O cabl.pdf
16) The least expensive form of Internet connection is usually O cable O DSL O FTTH O dial-
up Next Question
Solution
16.
least expensive and lowest form of internet connection is usually dial up
18.
Ans: Princeton
By December 5, 1969 the ARPANET consisted of four nodesOffsite Link:
1. University of California, Los Angeles (UCLA), where Leonard Kleinrock had established a
Network Measurement Center.
2. The Stanford Research Institute\'s Augmentation Research Center, where Douglas Engelbart
had created the ground-breaking NLS system, a very important early hypertext system.
3. University of California, Santa Barbara (UCSB), Culler-Fried Interactive Mathematics
Center.
4. The University of Utah\'s Computer Science Department, where Ivan Sutherland had moved.
19.
They decrease system performance
20.
Cyberstalking is the use of the Internet or other electronic means to stalk or harass an
individual, a group, or an organization.
i. What does Diaspora means 2 Diaspora peoples refer to who Name th.pdf
i. What does Diaspora means? 2 Diaspora peoples refer to who? Name the two places diaspora
peoples main their connection and identity State one reason Diaspora study has become much
more important today s State one characteristic of diaspora groups: What does African Diaspora
means? In studying African Diaspora History, one has to begin with what and why? State one
reason why it is complex and difficulty to study African Diaspora history Name two Muslim
societies outside Africa that have discrete African communities. e Name one service performed
by enslaved Africans who settled in India. 11. What were the known names for Africans and
descendants of Africans found in India? What region of Africa did Arab slave dealers take most
of the African slaves? 13. Name a Greek Mathematician who is believed to have studied in
Egypt. . What is the Hamitic Hypothesis? s Define Monogenesis and Polygenesis. Describe the
\"Out of Africa\" Theory 17. Name the two scientists whose works have closely associated with
the \"Out of Africa\" Theory Based on the video about the dawn of man, what year was the first
human-like skeletons
Solution
Q.1 In general meaning, Diaspora refers to the people living or dispersed at places outside of the
homeland or homenation. So if I say indian Diaspora, it refers to the people of Indian nationality
that have permanently moved from India to other parts of the world. If I say African Diaspora, it
refers the people from the Africa who have moved to other countries such as America due to
some historic movements, such as slavery.
Q.2 These are the people who were moved from their homeland for some reason and now are
dispersed or scattered in foreign lands, living there permanently. An African-American is a
person of African Diaspora, a Mexican-American is a person of Mexican diaspora and an Indian-
American is the person of Indian diaspora.
Q.3 For African people in America brought by slavery, maintaining their identity was not a
difficult task, because they were easily distinguished by the black skin color, but among other
diasporas such as Jews other factors contribute to the fact that they maintained their identity for
more than 3000 years.
Jews people maintained a reading culture, and they are taught about the purpose of their life. So
the main factor that has contributed in the religion. And on the day of the Sabath, they don\'t just
pray, but they meet at one place in groups and together they pray. So these religious gathering
places also contribute. Similarly for any other other religion, the places of religious worship
contribute in maintaing the identity of the people and creating connections..
How do these primary source images reflect how human societies opera.pdf
How do these primary source images reflect how human societies operated in the prehistoric
world?
Prehistoric Cave Paintings, various locations worldwide, 10,000 to 35,000 BCE
Woman of Willendorf, stone, 25-28,000 BCE, 4.4 inches
Solution
It is difficult to reconstruct the human society as it existed 35000 years ago from the painting that
they had painted over the surface of the caves. It seems that humans primarily hunted for their
food. The study of the paintings seems to suggest that the majority of the paintings were done by
young men though some of the hand prints in some of the caves seem to be those of women.
Women may also have painted. Writing was not a part of human culture when the paintings were
made and the meaning of the paintings remain elusive. Perhaps some rituals and traditions and
faith in an omnipotent creature were the reasons for the paintings.
The use of the caves is also not clear. The caves are found in remote regions and while the
paintings are found in the interior of the caves also, it is suggested that the occupation of the
caves was only in the mouth of the caves.
The paintings may have been used to impart survival lessons, hunting strategies or to portray
legends or to illustrate traditions and rituals.
The woman of Willendorf
Nothing is known about the portrayal of the female figure in the Woman of Willendorf. It is
quite clear that the features of the figure are exaggerated. The figure has no feet so perhaps it was
fixed to the ground and worshipped as a goddess. The features of the head and face are not
visible . It is also thought that the statue may be a representation of the fantasy of the young man
(men) who made the statue..
How does vesicle budding occurs in yeastDoes the vacuoles uses CopI.pdf
How does vesicle budding occurs in yeast?Does the vacuoles uses CopI or CopII formation or is
there a specific budding mechanism in yeast?
Please explain in details.
Solution
Sec proteins are responsible for vesicle budding. These proteins are present in vesicle named as
Cop II. This is a coat protein that makes up the vesicle.
Please note that Cop II vesicles bud off proteins from ER towards cis-Golgi, while Cop I vesicles
bud off proteins from cis-Golgi to trans-Golgi. The mechanism of budding is similar in yeast; in
fact yeast has been used as a model organism for studying vesicular transport and secretory
pathway of eukaryotes.
Vacuoles also Cop I and Cop II formation..
Find the area inside one leaf of the rose r=3sin(3theta) The area.pdf
Find the area inside one leaf of the rose: r=3sin(3theta)
The area is:
Solution
dA = (r*dT)dr = (r*dr)dT We can integrate first in r and this is done form r=0 to
r=3*sin(3*T) Integrate{(r*dr)dT} = (r^2/2)dT Evaluate this to get: (1/2)[3*sin(3*T)]^2 dT =
(9/2)*sin^2(3*T) dT Now use the trig identity: sin^2(u) = [1 - cos(2*u)]/2 (9/2)*sin^2(3*T) dT
= (9/4)*[1 - cos(6*T)] dT And integrate this to get: (9/4)*[T - sin(6*T)/6] Evaluate this from T =
0 to T = pi/3 This gives: Area =.1744 The area is 7pi/12.
1. Explain the significance of each of the following types of VLAN .pdf
1. Explain the significance of each of the following types of VLAN: Data, Management, Native,
and Blackhole. Explain where each type of VLAN fits into a LAN network. In addition, what is
the default VLAN on a Cisco switch for Data, Management, and Native frames? Justify your
answer
Solution
There are different types of VLANs. The type of network traffic they carry defines a particular
type of VLAN and others derive their names due to the type or a specific function the VLAN
performs. The following describes common VLAN:
A data VLAN also known as a user VLAN is configured to carry only user-generatedtraffic. The
importance of separating user data from other type of VLAN is proper switchmanagement and
control.
A Management VLAN is any VLAN you configure to access the managementcapabilities of a
switch.
A Native VLAN is assigned to an 802.1Q trunk port. An 802.1Q trunk port supportstraffic
coming from many VLANs as well as traffic that do not come from a VLAN. The802.1Q trunk
port places untagged traffic (traffic that does not come from a VLAN) onthe native VLAN.
A Blackhole VLAN is a term used for a vlan configured for unused ports. It’s a securitypractice,
whereby you create a vlan that has no route, or no default gateway to othernetworks within your
organization, or to the internet.
The Default VLAN is simply the VLAN which all Access Ports are assigned to until they are
explicitly placed in another VLAN. In the case of Cisco switches (and most other Vendors), the
Default VLAN is usually VLAN 1. Typically, this VLAN is only relevant on an Access port,
which is a port that sends and expects to receive traffic without a VLAN tag..
Discuss social and political forces influencing MNE’s.Solution.pdf
Discuss social and political forces influencing MNE’s.
Solution
Political factor affecting MNE\'s
Social forces influencing MNE’s
1. Culture & Religion- Any country\'s culture & religion greatly affect how consumers xconsume
in that country. THerefore MNEs have to factor that before entering that market. As these issues
are closer to every human, MNEs should tread carefully.
2. Ethics-Ethics also vary from country to country Some things that are ethical in one country
may be unethical in another country. Also, MNEs are viewed with suspicion by NGOs & others
as they think that are more likely to do unethical thing.
3. Corporate Social Responsibility-In some cointries this has become essential. While in many
countries, there is no mention of it However, MNEs should invest in it as it generate goodwill,
good media for the firm.
4. Relationship & Trust-MNEs need to have good relationship with adminstration & general
public to create a viable environment for itself to work in that country..
DNA is replicated before this process In animals, results in the pro.pdf
DNA is replicated before this process In animals, results in the production of sperm nuclei and
egg nuclei Tetrads align at the middle of the cell Pairing of homologous chromosomes is
necessary Ends up with four nuclei from one original nucleus Is necessary for a human fetus to
develop Chromosomes align in a single file line in the middle of the cell at some point in the
process.
Solution
41) Both
42) Meiosis
43) Meiosis
44) Meiosis
45) Meiosis
46) Mitosis
47) Both
During mitosis, the chromosomes of parent cells will be duplicated to get equally distributed
among two daughter cells. Whereas meiosis is a reduction division, where one diploid cell will
divide to generate haploid cells. DNA replication takes place during mitosis as well as during
meiosis interphase I. Meiosis produces four cells with only one set of chromosomes (n), so it is
involved in the production of sperms and eggs and these during fertilization fuse to produce a
fertilized egg (2n). Tetrads are formed with the pairing up of homologous chromosomes during
the process of Crossing-over, and it occurs only during meiosis. It is the mitosis, or normal cell
division which helps the human fetus to develop through deposition of extracellular materials as
the embryo grows..
Define passive and active in terms of energy requirement. Describe t.pdf
Define passive and active in terms of energy requirement. Describe the following types of
transport and identify if each type requires energy and in what form. Simple diffusion Facilitated
diffusion Osmosis Primary active transport Secondary active transport
Solution
Active transportneeds energy, and it help to move ions against their concentration gradients. The
concentration of some of the ions is more inside the cell and some is more outside the cell. For
example, the concentration of sodium ions is more outside the cell. Still, the sodium ions move
from the inside of cell to outside through ion channels, by means of active transport.
Passive transport of molecules is independent of energy requirement, and the transport or
diffusion of molecule across the channel is facilitated by the concentration gradient. Means, the
molecules move down their concentration gradients.
1). Simple diffusion:
Simple diffusion is a process of passive transport in which molecules diffuse down their
concentration gradient. Diffusion of molecules mainly depends on the lipid solubility and their
size and polarity. It does not require the carrier molecules as in case of facilitated diffusion.
Small molecules such as water, gases such as oxygen, carbon dioxide, ions such as hydrogen
ions, etc. can pass through the cell membranes and membranes of cellular organelles by means of
simple diffusion.
2). Facilitated diffusion involves the transport of transport of molecules using the membrane
bound proteins. For example, ion channels allow the transport of ions into and out of the cell,
which are otherwise, cannot pass through cell membrane. Glucose binds to the carrier molecule
present on the cell membrane, and enter into the cell; this process is facilitated by insulin.
3). In the primary active transport, the ATP is directly used for the transport of the molecule. For
example, The Na+/K+ ATPase pump transports sodium and potassium ions against their
concentration gradients. For every three sodium ions pumped out of the cell, two potassium ions
enter into the cell. Thus, the membrane potential is maintained.
4). The secondary active transport is an active transport in which the downhill movement of an
ion (either sodium or hydrogen) is coupled with the uphill movement of another molecule
(against its concentration) by the transporter protein. Thus, the electrochemical gradient of an ion
drives uphill transport of another molecule.
Eg: Glucose absorption along with the sodium is an example of secondary active transport..
Describe how codingnoncoding dna content makes up the human genome .pdf
Describe how coding/noncoding dna content makes up the human genome and describe the
mechanism that has given rise to gene duplications and enable genome mobility
Solution
DNA is double Helical structure.It is hereditary material which contains all our genes
The human genome of homo sapiens is stored in 23 chromosome pairs
The Human genome project which is international scientific research project states that coding
DNA are those which can be translated into protein.They occupy very insignificant portion of
genome which is less than 2%
Non coding DNA are those that do not encode protein sequences and some of them are
transcribed to RNA.They make up the majority of the portion of genome which is abount 98%
Duplication in any of the region of DNA which contains a gene is called gene Duplication
Mechanism:Polyploidy-Increase in the number of chromosomes results in polyploidy.Eukaryotic
cells are haploid(2n) while sex cells are diploid(each containing 1n).A cell with 3n or more is
polyploid
Aneuploidy-It occurs when abnormal no of chromosomes are formed due to disjunction at one
chromosome.It results in miscarriages
Replication Slippage-It is an error in DNA replication that results in DNA of short sequences
Ectopic Recombination-Unequal crossover that occurs during meiosis between misaligned
homologous chromosomes
Mobile Genetic elements are the materials whcih can move around the DNA within the genome
Example:Transposons,Insertion sequences,Plasmids.
Cyanobactcria arc aquatic and photosynthetic, so they are o.pdf
Cyanobactcria arc aquatic and photosynthetic, so they are often called \"blue^However, they arc
not algae at all! They are truly bacteria. Their association besides being green, is that they arc
related to the origin of the chloropba found cyanobactcrium was able to take up residence within
a cukaryotic cell and ability- to live independently, which is a process called endosymbiosis.
Solution
mount of Anabaena cyanobacteria filaments at 400x and representative specimen is
A. 400mg
B. 1) 4.5mm
2) 0.45mm
3) 0.4mm
4) 0.054mm
5) 0.654mm and 0.0054mm.
Unit 8 - Information and Communication Technology (Paper I).pdf
This slides describes the basic concepts of ICT, basics of Email, Emerging Technology and Digital Initiatives in Education. This presentations aligns with the UGC Paper I syllabus.
Advantages and Disadvantages of CMS from an SEO Perspective
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The lymphatic capillaries begin at this site: right atrial chamber lymph inguinal nodes Wood
capillary bed splenic vessels Lymphatic capillaries differ from vascular capillaries in being a
cu-de-sac True False
Solution
33. True
lymphatic capillaries are also called blind, as they are closed at tip.
32. Right atrial chamber:
the lymphatic system, unlike the blood capillaries , do not have a separate pump to carry the
liquids.Instead, they carry the extra fluids oozing out from areas of high pressure to areas of low
pressure. Lymphatic capillaries are present throughout the body, though they start from the right
atrial chamber..
The adjusted coefficient of determination is adjusted for theA. n.pdf
The adjusted coefficient of determination is adjusted for the:
A. number of regression parameters including the y-intercept.
B. number of dependent variables and the sample size.
C. number of independent variables and the sample size.
D. coefficient of correlation and the significance level.
Solution
The adjusted coefficient of determination is adjusted for the number of independent variables
(explanatory variables) and the sample size..
Surface proteinsWhat is the function of surface marker proteins li.pdf
Surface proteins
What is the function of surface marker proteins like the major histocompatibility complex?
1 Surface marker proteins are enzymes that break down food molecules that are then absorbed.
2 Surface marker proteins are receptors for hormones that then send messages out of the cell.
3 Surface marker proteins are ion channels that allow ions to enter the cell.
4 Surface marker proteins are identifiers that allow the immune system to recognize “self” cells.
5 Surface marker proteins are anchoring proteins that attach neighboring cells to each other.
Solution
4. Surface marker proteins are identifiers that allow the immune system to recognize .
Surface marker are the marker which are present on the surface of the cell they act like a receptor
where the binding of antigen antibody happen which will cause a immune response. The immune
system uses these proteins to tell friendly cells from foreign invaders. They are as unique as
fingerprints. They play an important role in organ transplants..
2. The CSUN IEEE chapter is to choose a president, treasurer and sec.pdf
2. The CSUN IEEE chapter is to choose a president, treasurer and secretary, all different, from a
group of 10 students. How many different choices of officers are possible if:
a. There are no restrictions
b. A and B will not serve together
c. C and D will serve together or not at all
d. E must be an officer
e. F will serve only if he is a president.
Solution
a.There are no restrictions- 10C3
e. F will serve only if he is a president.-10C1.
of the following choices with has the most water and organic materia.pdf
of the following choices with has the most water and organic material and the least crystalline
materials: enamel, dentin, bone, calcified cartilage, cartilage
Solution
The enamel is the structure which is found in the tooth which contains highest amount of water
and organic materials upto 96%...!!.
Listed below are blood types for several all possible children and th.pdf
Listed below are blood types for several all possible children and their mothers. Give genotypes
and blood types for the father of each child. Child\'s blood type Mothers blood type A A O B
AB A B AB
Solution
Child\' s blood type Mother\'s blood type father blood type A A IA IA or A O B IA IA or
A AB A IA IB or AB B AB I A I B or AB.
list in order of appearance the four stages of the origin of life an.pdf
list in order of appearance the four stages of the origin of life and explain what was necessary to
occur in order for life to have evolved in this fashion
Solution
Evolution occurred in four stages:
Stage 1: Initially, it is thought that various small inorganic molecules occurred in the primitive
Earth. Hydrogen, ammonia, methane and water vapor were the main components. These
molecules combined together to form small organic molecules, which included amino acids.
Please note that ultraviolet radiations of the sun aided this process. This phenomenon is known
as Abiogenesis. Abiogenesis was important for the beginning of evolution in successive stages.
If abiogenesis did not occur, complex molecules (which form from small organic molecules) will
never form.
Stage 2: In this stage, the simple organic molecules (amino acids) further accumulated to form
complex and large organic molecules like proteins (polymers). Water, oxygen, ozone and
enzymes evolved into the primitive Earth. This stage was important because, it resulted in the
formation of enzymes, the biological catalysts, without which life of present Earth is impossible.
Stage 3: Polymers interacted together to form aggregates. These were known as proto-bionts.
They had the capability of reproduction. So, abiogenic evolution shifted to biogenic evolution.
Now new organisms/life will generate from pre-existing life. This stage was important because
of the introduction of concept of evolution.
Stage 4: Protobionts generated the ability of reproduction. So, genetic material could be
transferred from one generation of other. This stage was important for variation and evolution.
RNA was originated, and its work into the living systems was well-established in this stage..
java programmingAn anonymous class methods cannot access instanc.pdf
java programming
An anonymous class\' methods cannot access instance variables belonging to the class in which it
is defined.
is this TRUE or FALSE?
Solution
True. An anonymous class\' methods cannot access instance variables belonging to the class in
which it is defined.
Because anonymous class similar like local class, cannot be public, private or static..
2 which of 1, which two types vnokeetons 6. What s microntuue mad.pdf
2 which of 1, which two types vnokeetons 6. What s microntuue made en whet af ener at s What
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Mou need to know each phane of action potential dupolaritation, retractory lie. channel period,
he underlying such as whan mechanisms, 12 How is action patental propagat ion triggers
neurotranMtitter release? potential (loca 19 what are the differences between action potential and
dendritic 20 What\'s the function of presynaptic inhibition post synaptic inhibinion, auto
Solution
1). During gastrulation, the gastrula cells arrange themselves into three distinct germ layers
namely, the ectoderm, endoderm, and mesoderm.
Each of these primary germ layers has a distinct fate in which they develop into a physiological
system, tissue, or organ in a fully developed human. The endoderm and mesoderm are inner most
layers of the gastrula. The outermost layer, or ectodermdevelops into the nervous system,
portions of the eye and teeth, posterior pituitary gland, and adrenal medulla..
16) The least expensive form of Internet connection is usually O cabl.pdf
16) The least expensive form of Internet connection is usually O cable O DSL O FTTH O dial-
up Next Question
Solution
16.
least expensive and lowest form of internet connection is usually dial up
18.
Ans: Princeton
By December 5, 1969 the ARPANET consisted of four nodesOffsite Link:
1. University of California, Los Angeles (UCLA), where Leonard Kleinrock had established a
Network Measurement Center.
2. The Stanford Research Institute\'s Augmentation Research Center, where Douglas Engelbart
had created the ground-breaking NLS system, a very important early hypertext system.
3. University of California, Santa Barbara (UCSB), Culler-Fried Interactive Mathematics
Center.
4. The University of Utah\'s Computer Science Department, where Ivan Sutherland had moved.
19.
They decrease system performance
20.
Cyberstalking is the use of the Internet or other electronic means to stalk or harass an
individual, a group, or an organization.
i. What does Diaspora means 2 Diaspora peoples refer to who Name th.pdf
i. What does Diaspora means? 2 Diaspora peoples refer to who? Name the two places diaspora
peoples main their connection and identity State one reason Diaspora study has become much
more important today s State one characteristic of diaspora groups: What does African Diaspora
means? In studying African Diaspora History, one has to begin with what and why? State one
reason why it is complex and difficulty to study African Diaspora history Name two Muslim
societies outside Africa that have discrete African communities. e Name one service performed
by enslaved Africans who settled in India. 11. What were the known names for Africans and
descendants of Africans found in India? What region of Africa did Arab slave dealers take most
of the African slaves? 13. Name a Greek Mathematician who is believed to have studied in
Egypt. . What is the Hamitic Hypothesis? s Define Monogenesis and Polygenesis. Describe the
\"Out of Africa\" Theory 17. Name the two scientists whose works have closely associated with
the \"Out of Africa\" Theory Based on the video about the dawn of man, what year was the first
human-like skeletons
Solution
Q.1 In general meaning, Diaspora refers to the people living or dispersed at places outside of the
homeland or homenation. So if I say indian Diaspora, it refers to the people of Indian nationality
that have permanently moved from India to other parts of the world. If I say African Diaspora, it
refers the people from the Africa who have moved to other countries such as America due to
some historic movements, such as slavery.
Q.2 These are the people who were moved from their homeland for some reason and now are
dispersed or scattered in foreign lands, living there permanently. An African-American is a
person of African Diaspora, a Mexican-American is a person of Mexican diaspora and an Indian-
American is the person of Indian diaspora.
Q.3 For African people in America brought by slavery, maintaining their identity was not a
difficult task, because they were easily distinguished by the black skin color, but among other
diasporas such as Jews other factors contribute to the fact that they maintained their identity for
more than 3000 years.
Jews people maintained a reading culture, and they are taught about the purpose of their life. So
the main factor that has contributed in the religion. And on the day of the Sabath, they don\'t just
pray, but they meet at one place in groups and together they pray. So these religious gathering
places also contribute. Similarly for any other other religion, the places of religious worship
contribute in maintaing the identity of the people and creating connections..
How do these primary source images reflect how human societies opera.pdf
How do these primary source images reflect how human societies operated in the prehistoric
world?
Prehistoric Cave Paintings, various locations worldwide, 10,000 to 35,000 BCE
Woman of Willendorf, stone, 25-28,000 BCE, 4.4 inches
Solution
It is difficult to reconstruct the human society as it existed 35000 years ago from the painting that
they had painted over the surface of the caves. It seems that humans primarily hunted for their
food. The study of the paintings seems to suggest that the majority of the paintings were done by
young men though some of the hand prints in some of the caves seem to be those of women.
Women may also have painted. Writing was not a part of human culture when the paintings were
made and the meaning of the paintings remain elusive. Perhaps some rituals and traditions and
faith in an omnipotent creature were the reasons for the paintings.
The use of the caves is also not clear. The caves are found in remote regions and while the
paintings are found in the interior of the caves also, it is suggested that the occupation of the
caves was only in the mouth of the caves.
The paintings may have been used to impart survival lessons, hunting strategies or to portray
legends or to illustrate traditions and rituals.
The woman of Willendorf
Nothing is known about the portrayal of the female figure in the Woman of Willendorf. It is
quite clear that the features of the figure are exaggerated. The figure has no feet so perhaps it was
fixed to the ground and worshipped as a goddess. The features of the head and face are not
visible . It is also thought that the statue may be a representation of the fantasy of the young man
(men) who made the statue..
How does vesicle budding occurs in yeastDoes the vacuoles uses CopI.pdf
How does vesicle budding occurs in yeast?Does the vacuoles uses CopI or CopII formation or is
there a specific budding mechanism in yeast?
Please explain in details.
Solution
Sec proteins are responsible for vesicle budding. These proteins are present in vesicle named as
Cop II. This is a coat protein that makes up the vesicle.
Please note that Cop II vesicles bud off proteins from ER towards cis-Golgi, while Cop I vesicles
bud off proteins from cis-Golgi to trans-Golgi. The mechanism of budding is similar in yeast; in
fact yeast has been used as a model organism for studying vesicular transport and secretory
pathway of eukaryotes.
Vacuoles also Cop I and Cop II formation..
Find the area inside one leaf of the rose r=3sin(3theta) The area.pdf
Find the area inside one leaf of the rose: r=3sin(3theta)
The area is:
Solution
dA = (r*dT)dr = (r*dr)dT We can integrate first in r and this is done form r=0 to
r=3*sin(3*T) Integrate{(r*dr)dT} = (r^2/2)dT Evaluate this to get: (1/2)[3*sin(3*T)]^2 dT =
(9/2)*sin^2(3*T) dT Now use the trig identity: sin^2(u) = [1 - cos(2*u)]/2 (9/2)*sin^2(3*T) dT
= (9/4)*[1 - cos(6*T)] dT And integrate this to get: (9/4)*[T - sin(6*T)/6] Evaluate this from T =
0 to T = pi/3 This gives: Area =.1744 The area is 7pi/12.
1. Explain the significance of each of the following types of VLAN .pdf
1. Explain the significance of each of the following types of VLAN: Data, Management, Native,
and Blackhole. Explain where each type of VLAN fits into a LAN network. In addition, what is
the default VLAN on a Cisco switch for Data, Management, and Native frames? Justify your
answer
Solution
There are different types of VLANs. The type of network traffic they carry defines a particular
type of VLAN and others derive their names due to the type or a specific function the VLAN
performs. The following describes common VLAN:
A data VLAN also known as a user VLAN is configured to carry only user-generatedtraffic. The
importance of separating user data from other type of VLAN is proper switchmanagement and
control.
A Management VLAN is any VLAN you configure to access the managementcapabilities of a
switch.
A Native VLAN is assigned to an 802.1Q trunk port. An 802.1Q trunk port supportstraffic
coming from many VLANs as well as traffic that do not come from a VLAN. The802.1Q trunk
port places untagged traffic (traffic that does not come from a VLAN) onthe native VLAN.
A Blackhole VLAN is a term used for a vlan configured for unused ports. It’s a securitypractice,
whereby you create a vlan that has no route, or no default gateway to othernetworks within your
organization, or to the internet.
The Default VLAN is simply the VLAN which all Access Ports are assigned to until they are
explicitly placed in another VLAN. In the case of Cisco switches (and most other Vendors), the
Default VLAN is usually VLAN 1. Typically, this VLAN is only relevant on an Access port,
which is a port that sends and expects to receive traffic without a VLAN tag..
Discuss social and political forces influencing MNE’s.Solution.pdf
Discuss social and political forces influencing MNE’s.
Solution
Political factor affecting MNE\'s
Social forces influencing MNE’s
1. Culture & Religion- Any country\'s culture & religion greatly affect how consumers xconsume
in that country. THerefore MNEs have to factor that before entering that market. As these issues
are closer to every human, MNEs should tread carefully.
2. Ethics-Ethics also vary from country to country Some things that are ethical in one country
may be unethical in another country. Also, MNEs are viewed with suspicion by NGOs & others
as they think that are more likely to do unethical thing.
3. Corporate Social Responsibility-In some cointries this has become essential. While in many
countries, there is no mention of it However, MNEs should invest in it as it generate goodwill,
good media for the firm.
4. Relationship & Trust-MNEs need to have good relationship with adminstration & general
public to create a viable environment for itself to work in that country..
DNA is replicated before this process In animals, results in the pro.pdf
DNA is replicated before this process In animals, results in the production of sperm nuclei and
egg nuclei Tetrads align at the middle of the cell Pairing of homologous chromosomes is
necessary Ends up with four nuclei from one original nucleus Is necessary for a human fetus to
develop Chromosomes align in a single file line in the middle of the cell at some point in the
process.
Solution
41) Both
42) Meiosis
43) Meiosis
44) Meiosis
45) Meiosis
46) Mitosis
47) Both
During mitosis, the chromosomes of parent cells will be duplicated to get equally distributed
among two daughter cells. Whereas meiosis is a reduction division, where one diploid cell will
divide to generate haploid cells. DNA replication takes place during mitosis as well as during
meiosis interphase I. Meiosis produces four cells with only one set of chromosomes (n), so it is
involved in the production of sperms and eggs and these during fertilization fuse to produce a
fertilized egg (2n). Tetrads are formed with the pairing up of homologous chromosomes during
the process of Crossing-over, and it occurs only during meiosis. It is the mitosis, or normal cell
division which helps the human fetus to develop through deposition of extracellular materials as
the embryo grows..
Define passive and active in terms of energy requirement. Describe t.pdf
Define passive and active in terms of energy requirement. Describe the following types of
transport and identify if each type requires energy and in what form. Simple diffusion Facilitated
diffusion Osmosis Primary active transport Secondary active transport
Solution
Active transportneeds energy, and it help to move ions against their concentration gradients. The
concentration of some of the ions is more inside the cell and some is more outside the cell. For
example, the concentration of sodium ions is more outside the cell. Still, the sodium ions move
from the inside of cell to outside through ion channels, by means of active transport.
Passive transport of molecules is independent of energy requirement, and the transport or
diffusion of molecule across the channel is facilitated by the concentration gradient. Means, the
molecules move down their concentration gradients.
1). Simple diffusion:
Simple diffusion is a process of passive transport in which molecules diffuse down their
concentration gradient. Diffusion of molecules mainly depends on the lipid solubility and their
size and polarity. It does not require the carrier molecules as in case of facilitated diffusion.
Small molecules such as water, gases such as oxygen, carbon dioxide, ions such as hydrogen
ions, etc. can pass through the cell membranes and membranes of cellular organelles by means of
simple diffusion.
2). Facilitated diffusion involves the transport of transport of molecules using the membrane
bound proteins. For example, ion channels allow the transport of ions into and out of the cell,
which are otherwise, cannot pass through cell membrane. Glucose binds to the carrier molecule
present on the cell membrane, and enter into the cell; this process is facilitated by insulin.
3). In the primary active transport, the ATP is directly used for the transport of the molecule. For
example, The Na+/K+ ATPase pump transports sodium and potassium ions against their
concentration gradients. For every three sodium ions pumped out of the cell, two potassium ions
enter into the cell. Thus, the membrane potential is maintained.
4). The secondary active transport is an active transport in which the downhill movement of an
ion (either sodium or hydrogen) is coupled with the uphill movement of another molecule
(against its concentration) by the transporter protein. Thus, the electrochemical gradient of an ion
drives uphill transport of another molecule.
Eg: Glucose absorption along with the sodium is an example of secondary active transport..
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Describe how coding/noncoding dna content makes up the human genome and describe the
mechanism that has given rise to gene duplications and enable genome mobility
Solution
DNA is double Helical structure.It is hereditary material which contains all our genes
The human genome of homo sapiens is stored in 23 chromosome pairs
The Human genome project which is international scientific research project states that coding
DNA are those which can be translated into protein.They occupy very insignificant portion of
genome which is less than 2%
Non coding DNA are those that do not encode protein sequences and some of them are
transcribed to RNA.They make up the majority of the portion of genome which is abount 98%
Duplication in any of the region of DNA which contains a gene is called gene Duplication
Mechanism:Polyploidy-Increase in the number of chromosomes results in polyploidy.Eukaryotic
cells are haploid(2n) while sex cells are diploid(each containing 1n).A cell with 3n or more is
polyploid
Aneuploidy-It occurs when abnormal no of chromosomes are formed due to disjunction at one
chromosome.It results in miscarriages
Replication Slippage-It is an error in DNA replication that results in DNA of short sequences
Ectopic Recombination-Unequal crossover that occurs during meiosis between misaligned
homologous chromosomes
Mobile Genetic elements are the materials whcih can move around the DNA within the genome
Example:Transposons,Insertion sequences,Plasmids.
Cyanobactcria arc aquatic and photosynthetic, so they are o.pdf
Cyanobactcria arc aquatic and photosynthetic, so they are often called \"blue^However, they arc
not algae at all! They are truly bacteria. Their association besides being green, is that they arc
related to the origin of the chloropba found cyanobactcrium was able to take up residence within
a cukaryotic cell and ability- to live independently, which is a process called endosymbiosis.
Solution
mount of Anabaena cyanobacteria filaments at 400x and representative specimen is
A. 400mg
B. 1) 4.5mm
2) 0.45mm
3) 0.4mm
4) 0.054mm
5) 0.654mm and 0.0054mm.
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