FEATURING THE SUMMARY OF SCIENCE 10 UNIT 3 MODULE 2.
INCLUDING RNA AND DNA
GENETIC ENGINEERING
HUMAN KARYOTYPING
DOWNS SYNDROME
CRI DU CHAT
EDWARDS SYNDROME
CHROMOSOME ABNORMALITIES
TRAITS INHERITED
lesson plan in grade 8 electricity.
Learning Competencies: infer the relationship between current and charge.
OBJECTIVE:
At the end of the session/activity, the student should be able to:
1. Explain the relationship between current, voltage and resistance.
FEATURING THE SUMMARY OF SCIENCE 10 UNIT 3 MODULE 2.
INCLUDING RNA AND DNA
GENETIC ENGINEERING
HUMAN KARYOTYPING
DOWNS SYNDROME
CRI DU CHAT
EDWARDS SYNDROME
CHROMOSOME ABNORMALITIES
TRAITS INHERITED
lesson plan in grade 8 electricity.
Learning Competencies: infer the relationship between current and charge.
OBJECTIVE:
At the end of the session/activity, the student should be able to:
1. Explain the relationship between current, voltage and resistance.
BIO101 Midterm - Sacramento Valley Campus- June 2014TEST MName.docxhartrobert670
BIO101 Midterm - Sacramento Valley Campus- June 2014
TEST M
Name___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Homologous chromosomes ______.
A) include only the autosomes
B) separate during interphase
C) include only the sex chromosomes
D) are a set of chromosomes that the cell received from one parent
E) carry the same genes
1)
2) Glucose molecules provide energy to power the swimming motion of sperm. In this example,
the sperm are changing ______.
A) kinetic energy into chemical energy
B) chemical energy into potential energy
C) kinetic energy into potential energy
D) chemical energy into kinetic energy
E) none of the above
2)
3) Examine the genetic code table, shown below. The codon AGC codes for the amino acid ______. 3)
1
A) serine
B) alanine
C) glycine
D) threonine
E) arginine
4) Hypophosphatemia (vitamin D-resistant rickets) is inherited as an sex-linked dominant trait.
The relevant gene is found on the X chromosome. What is the expected outcome of a cross
between a homozygous recessive woman and a man with hypophosphatemia?
A) Seventy-five percent of their offspring exhibit hypophosphatemia.
B) Twenty-five percent of their offspring exhibit hypophosphatemia.
C) Fifty percent of their daughters and fifty percent of their sons exhibit hypophosphatemia.
D) All of their daughters and none of their sons exhibit hypophosphatemia.
E) All of their sons and none of their daughters exhibit hypophosphatemia.
4)
Please read the following paragraph and answer the following question(s).
Amanda's parents realized that her body was not developing properly about the time she was 12 years old. She was
shorter than most of her friends and was not going through changes normally associated with female puberty. They took
her to a doctor who initially diagnosed Amanda with Turner Syndrome because of her physical features. He ordered a
karyotype that confirmed his diagnosis. Amanda was born with only one X chromosome. Although there is no specific
cure, the doctor was able to treat her and correct some of the problems associated with the condition. For example, she
received growth hormone to improve her growth and estrogen to help her develop the physical changes of puberty.
5) Amanda's abnormal number of sex chromosomes resulted from ______.
A) random fertilization
B) independent assortment of chromosomes
C) cytokinesis
D) nondisjunction
E) crossing over
5)
6) Speciation requires ______.
A) long periods of time
B) geographic isolation
C) periods of rapid evolutionary change
D) a mass extinction so that new environmental opportunities will be available to the
survivors
E) genetic isolation
6)
7) The ability to tolerate lactose throughout life is most likely to be seen in ______.
A) Native Americans
B) East Asian populations
C) populations that live in cold climates
D) cultures that keep dairy herds
E) populations that live in wet climates
7)
2
8) Which of the foll ...
QUESTION 1Which ecological niche described below possesses the gre.pdfeyevisioncare1
QUESTION 1
Which ecological niche described below possesses the greatest number of prokaryotic cells
(select one)?
A.
Oceanic and Terrestrial sub-surfaces
B.
In or on non-prokaryotic organisms (humans, animals and plants)
C.
Dry land
D.
Lakes, rivers and oceans
E.
Earth stratosphere
1 points Saved
QUESTION 2
Which organism was primarily responsible for oxygenation of the earth approximately 2 billion
years ago (select one)?
A.
cyanobacteria
B.
Wooly mammoths
C.
Green sulfur bacteria
D.
Thermophilic archaea
E.
algae
1 points Saved
QUESTION 3
The earliest microorganisms were likely restricted to deep ocean and sub-surface ecological
niches until which of the following (select one)?
A.
Ozone layer developed
B.
Aquatic life carried them to land
C.
Phototrophy evolved
D.
Chemolithotrophy developed
E.
The development of chemoorganotrophy
1 points Saved
QUESTION 4
Two tubes are inoculated from one test tube of a bacterial culture. The cultures are then
transferred every day for 2 months. All of the media and growth conditions are the same in every
tube. After 2 months of cultivation, the fitness and genotype frequencies of the populations in the
two tubes are compared. The fitness of the two cultures is the same, but the genotype frequencies
are very different in the two cultures. How is this possible?
A.
This result is not possible because different genotype frequencies would result in different
fitness levels under the same growth conditions.
B.
Genetic drift within the small populations in the test tubes resulted in different genotype
frequencies.
C.
It is highly unlikely that any bacterial culture could be maintained for 2 months
D.
Natural selection caused the evolution of different genotype frequencies within the separate test
tubes.
E.
Two months is not long enough for different fitness levels to evolve even if the genotype
frequencies change.
1 points Saved
QUESTION 5
If you allowed 20 identical parallel Listeria cultures to evolve for 20,000 generations under new
growth conditions with very little nitrogen, the parallel cultures would do which of the following
(select one)?
A.
Direct mutations to occur in nitrogen utilization and uptake genes in order to adapt rapidly to the
culture conditions
B.
Each parallel culture would accumulate different random mutations resulting in different
adaptations to use the nitrogen in the media.
C.
Evolve identical adaptations to use the nitrogen source provided in the media
D.
Not change or adapt significantly over this small number of generations
E.
Each culture would evolve to use arsenic in place of nitrogen
1 points Save Answer
QUESTION 6
Which of the following statements are correct about the early formation of life on earth (select all
that apply)?
A.
Lateral gene transfer is one plausible explanation as to why organisms in Archaea, Bacteria, and
Eukarya still share so many genes among such distinct domains.
B.
The domains of life arose as barriers between gene exchange evolved between organisms
C.
W.
BIO 1100 Unit 3Discussion Question1. How does human cloning co.docxAASTHA76
BIO 1100 Unit 3
Discussion Question
1. How does human cloning compare with other reproductive technologies such as in vitro fertilization, hormone treatments, or other forms? Pick one or two of the topics below to discuss in your original discussion post. Make sure you include scientific terms from the unit to support your statements. Your response to another person should be about a different topic than the one you discussed.
Do you feel that cloning should be allowed:
· As a way for two parents who both carry the gene for a severe genetic disease and who will not accept abortion of an affected fetus to have a genetically related child guaranteed to be free of the disease?
· As a way for parents to be able to choose many characteristics of their children, including gender, hair and eye color, metabolic rate (i.e., the tendency to be overweight), and IQ?
· As a way to “bring back” a child who was killed accidentally?
· As a way to “bring back” an important or influential person (e.g., Albert Einstein or John F. Kennedy)?
· As a way to generate cells that could help heal a person suffering from a severe brain or spinal cord injury?
· As a way to generate new heart tissue for a person suffering from severe heart disease—tissue that would not require immune suppressants to fight rejection because it would be genetically identical to the rest of the body?
· As a way to allow new types of research into cures for diseases?
Discussion Question
2. Considering what you just learned from reading Chapter 12, is it wise for doctors to over-prescribe antibiotics? Do you think we have the possibility of creating a "superbug" that we cannot treat?
Question 3
1. The main difference between genetically modified organisms and using rBGH to enhance milk production in cows is:
the rBGH protein is produced by bacteria and then administered to cows.
the rBGH protein is produced by the cow from hormone injections.
the genome of the cow is modified with rBGH.
the rBGH is GRAS and genetic modification is not.
Question 4
1. A child with type O blood could not have a parent with type __________ blood.
A
B
AB
O
Question 6
1. Match the following terms to the definition or example.
2.
1. Incomplete dominance
2. Codominance
3. Polygenic traits
4. Pedigree
5. Human Genome Project
6. SCID
7. Cloning
8. Therapeutic cloning
9. GMO
10.
Codon
A.
Immune disorder being treated with gene therapy
B.
Using stem cells to produce healthy tissues to treat degenerative diseases
C.
Transgenic organism
D.
Sequence of mRNA that codes for an amino acid
E.
Determines bone size and structure
F.
Nucleotide sequence of tRNA
G.
Making an exact copy of an organism
H.
Determined nucleotide base sequence and location of genes
I.
Two different alleles of a gene are expressed
J.
Flower color of snapdragons
K.
Family tree that allows inheritance of traits
Question 7
Question 8
1. What are the chances that a hemophiliac male and ...
BIO Module 6 OverviewEcosystems and EcologyThis module will co.docxhartrobert670
BIO Module 6 Overview
Ecosystems and Ecology
This module will continue the examination of fundamental concepts related to ecology. It will introduce the complex phenomena of interactions between organisms and their habitats, as well as the delicate interactions between communities of organisms. It will explain why changing one part of a community can lead to unexpected consequences. This module will also examine the concept of populations and their growth curves. This material is relevant to the question of a population's "carrying capacity," and, in turn, the Malthusian theory of overpopulation. Finally, you will delve into the fascinating issues surrounding instinctive and learned behavior among animals.
Learning Objectives
Upon completion of this module, you should be able to:
9A
Describe the flow of atoms through the carbon, nitrogen, phosphorus, and hydrologic cycles.
9B
Identify biotic and abiotic environmental factors.
9C
State the importance of bacteria in nutrient cycles.
9D
Examine the role of decomposers.
9E
Explain how energy is related to ecosystems.
9F
Determine why plants are called producers.
9G
Identify the trophic levels occupied by herbivores and carnivores, and why they are called consumers.
9H
State the benefits and shortcomings of using each of the following: pyramid of numbers, pyramid of biomass, and pyramid of energy.
9I
Describe the kinds of ecosystems that have been converted to agriculture.
9J
Explain why people in poor countries eat mostly plant material.
9K
Differentiate among predation, mutualism, competition, parasitism, and commensalism.
9L
Distinguish between niche and habitat.
9M
Relate extinctions to human activities.
9N
Describe an organism’s niche, habitat, and community.
9O
Determine the effect humans have had on natural climax ecosystems.
9P
List typical abiotic and biotic characteristics of different biomes.
9Q
Explain why persistent organic chemicals reach higher levels in carnivores than in herbivores.
9R
Describe the effect of temperature and rainfall to the kind of biome that develops.
9S
State why some plants and animals are found only in certain parts of the world.
9T
Explain the concept of a climax community.
9U
Identify the factors that ultimately limit population size.
9V
State why the human population must have an upper limit.
9W
Specify the importance of birthrates and death rates to population growth.
9X
Define a population and identify key components that affect population growth.
Module 6 Reading Assignment
Enger, E. D., Ross, F. C., & Bailey, D. B. (2012). Concepts in biology (14th ed.). New York: McGraw-Hill. Chapters 15, 16, and 17.
Optional Reading Assignment:
Chapter 18, Evolutionary and Ecological Aspects of Behavior.
Ecosystems and Ecology
Abiotic factors are characterized as nonliving. Weather, including temperature and precipitation, make up a large part of the abiotic factors as well as things in the natural environment such as mountains, oceans, a ...
Francesca Gottschalk - How can education support child empowerment.pptxEduSkills OECD
Francesca Gottschalk from the OECD’s Centre for Educational Research and Innovation presents at the Ask an Expert Webinar: How can education support child empowerment?
The Roman Empire A Historical Colossus.pdfkaushalkr1407
The Roman Empire, a vast and enduring power, stands as one of history's most remarkable civilizations, leaving an indelible imprint on the world. It emerged from the Roman Republic, transitioning into an imperial powerhouse under the leadership of Augustus Caesar in 27 BCE. This transformation marked the beginning of an era defined by unprecedented territorial expansion, architectural marvels, and profound cultural influence.
The empire's roots lie in the city of Rome, founded, according to legend, by Romulus in 753 BCE. Over centuries, Rome evolved from a small settlement to a formidable republic, characterized by a complex political system with elected officials and checks on power. However, internal strife, class conflicts, and military ambitions paved the way for the end of the Republic. Julius Caesar’s dictatorship and subsequent assassination in 44 BCE created a power vacuum, leading to a civil war. Octavian, later Augustus, emerged victorious, heralding the Roman Empire’s birth.
Under Augustus, the empire experienced the Pax Romana, a 200-year period of relative peace and stability. Augustus reformed the military, established efficient administrative systems, and initiated grand construction projects. The empire's borders expanded, encompassing territories from Britain to Egypt and from Spain to the Euphrates. Roman legions, renowned for their discipline and engineering prowess, secured and maintained these vast territories, building roads, fortifications, and cities that facilitated control and integration.
The Roman Empire’s society was hierarchical, with a rigid class system. At the top were the patricians, wealthy elites who held significant political power. Below them were the plebeians, free citizens with limited political influence, and the vast numbers of slaves who formed the backbone of the economy. The family unit was central, governed by the paterfamilias, the male head who held absolute authority.
Culturally, the Romans were eclectic, absorbing and adapting elements from the civilizations they encountered, particularly the Greeks. Roman art, literature, and philosophy reflected this synthesis, creating a rich cultural tapestry. Latin, the Roman language, became the lingua franca of the Western world, influencing numerous modern languages.
Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
Palestine last event orientationfvgnh .pptxRaedMohamed3
An EFL lesson about the current events in Palestine. It is intended to be for intermediate students who wish to increase their listening skills through a short lesson in power point.
Embracing GenAI - A Strategic ImperativePeter Windle
Artificial Intelligence (AI) technologies such as Generative AI, Image Generators and Large Language Models have had a dramatic impact on teaching, learning and assessment over the past 18 months. The most immediate threat AI posed was to Academic Integrity with Higher Education Institutes (HEIs) focusing their efforts on combating the use of GenAI in assessment. Guidelines were developed for staff and students, policies put in place too. Innovative educators have forged paths in the use of Generative AI for teaching, learning and assessments leading to pockets of transformation springing up across HEIs, often with little or no top-down guidance, support or direction.
This Gasta posits a strategic approach to integrating AI into HEIs to prepare staff, students and the curriculum for an evolving world and workplace. We will highlight the advantages of working with these technologies beyond the realm of teaching, learning and assessment by considering prompt engineering skills, industry impact, curriculum changes, and the need for staff upskilling. In contrast, not engaging strategically with Generative AI poses risks, including falling behind peers, missed opportunities and failing to ensure our graduates remain employable. The rapid evolution of AI technologies necessitates a proactive and strategic approach if we are to remain relevant.
Synthetic Fiber Construction in lab .pptxPavel ( NSTU)
Synthetic fiber production is a fascinating and complex field that blends chemistry, engineering, and environmental science. By understanding these aspects, students can gain a comprehensive view of synthetic fiber production, its impact on society and the environment, and the potential for future innovations. Synthetic fibers play a crucial role in modern society, impacting various aspects of daily life, industry, and the environment. ynthetic fibers are integral to modern life, offering a range of benefits from cost-effectiveness and versatility to innovative applications and performance characteristics. While they pose environmental challenges, ongoing research and development aim to create more sustainable and eco-friendly alternatives. Understanding the importance of synthetic fibers helps in appreciating their role in the economy, industry, and daily life, while also emphasizing the need for sustainable practices and innovation.
How to Make a Field invisible in Odoo 17Celine George
It is possible to hide or invisible some fields in odoo. Commonly using “invisible” attribute in the field definition to invisible the fields. This slide will show how to make a field invisible in odoo 17.
Model Attribute Check Company Auto PropertyCeline George
In Odoo, the multi-company feature allows you to manage multiple companies within a single Odoo database instance. Each company can have its own configurations while still sharing common resources such as products, customers, and suppliers.
Macroeconomics- Movie Location
This will be used as part of your Personal Professional Portfolio once graded.
Objective:
Prepare a presentation or a paper using research, basic comparative analysis, data organization and application of economic information. You will make an informed assessment of an economic climate outside of the United States to accomplish an entertainment industry objective.
1. Name: _______________________________
Grade & Section: ____________________________
Summative Test
GRADE 10 – SCIENCE
Instructions. There are twenty (20) questions in this paper, and each is followed by four possible answers. Choose the one that
best completes the statement or answers the question. Write the letter in the space provided.
_____ 1. Which two (2) hormones produced by the ovary contribute to the healthy function of the Female Reproductive system?
A. Testosterone and progesterone
B. Androgen and testosterone
C. Progesterone and estrogen
D. Estrogen and androgen
_____ 2. Which of the following best describes the role of testosterone in the Male Reproductive system?
A. Stimulates sperm production
B. Stimulates secretion of luteinizing hormone
C. Testosterone stimulates secondary sex characteristics
D. Increases the production of Follicle Stimulating Hormone
_____ 3. What stage of the Menstrual Cycle is characterized by the collapse of the uterine wall and the subsequent release of
blood and tissues from the body?
A. Follicle stage
B. Menstrual stage
C. Ovulation stage
D. Corpus Luteum stage
_____ 4. What would happen inside the uterus if fertilization occurs?
A. The fertilized egg will get implanted in the uterus
B. The uterine wall will collapse, releasing blood and tissues
C. The egg cell will be fertilized by the sperm cell in the uterus
D. The uterine wall will continue to thicken in preparation for ovulation
_____ 5. The female ovaries are responsible for producing estrogen and progesterone. How is the ovary affected by the hormones
released by the pituitary gland?
A. LH stimulates the release of estrogen while FSH inhibits the release of progesterone
B. LH inhibits the release of estrogen while FSH stimulates the release of progesterone
C. FSH causes the follicles to grow in the ovary, while LH causes the release of egg cells.
D. FSH causes the release of egg cells from the ovary, while LH causes the growth of follicles.
_____ 6. A feedback mechanism is a process where the level of one substance affects the level of another substance. Which two
(2) substances exhibit this process?
A. Estrogen and luteinizing hormone
B. Luteinizing hormone and glucagon
C. Insulin and follicle-stimulating hormone
D. Follicle-stimulating hormone and estrogen
_____ 7. Ate Gurlie skipped her lunch for the day. How will the hormones from the pancreas help her body cope with the
abnormally low blood sugar level?
A. Insulin is released to increase the blood sugar level
B. Glucagon is released to increase the blood sugar level
C. Insulin is released to convert blood sugar to glycogen
D. Glucagon is released to convert blood sugar to glycogen
_____ 8. During a hot, humid day, how will your body achieve homeostasis aside from fanning yourself?
A. Shaking
B. Sweating
C. Drinking hot beverage
D. Wearing thick clothing
2. _____ 9. A DNA strand contains the following nitrogen bases: C – A – G – A – T – A.
Which of the following anticodons will be produced by the tRNA?
A. G – T – C – T – A – T
B. G – U – C – U – A – U
C. C – A – G – A – U – A
D. C – A – G – A – T – A
Use the Genetic Code Table below for question No. 10
____ 10. Given the anticodon translated by the tRNA: C – A – U – U – A – G, what amino acids are coded by the codons from the
mRNA?
A. Valine and isoleucine
B. Start codon and valine
C. Histidine and stop codon
D. Glutamine and isoleucine
____ 11. If an mRNA transcribed the following: C – A – U – U – A – G – A – U – A – U – A – U and lost the italicized underlined red
letters during translation, which of the following would be the translated tRNA?
A. CUA – AUA – AGA – UAA C. AUC – UGA – UAU
B. AUU – AGA – UAU – UCA D. UAU – CUA – AUA
____ 12. How do embryological and biochemical similarities among different animals support evolution?
A. Both indicate different genes from a common ancestor, presumably.
B. Both contradict the representation of genes from a common ancestor.
C. Both falsify the representation of genes from a common ancestor.
D. Both indicate similar genes, presumably from a common ancestor.
____ 13. Biologists use multiple types of evidence to trace evolutionary changes that occur over long time periods. Which of the
following is inconsistent with that statement?
A. Homologous physical features shared between species can provide evidence for common ancestry.
B. Similarities and differences among biological molecules can be used to determine species' relatedness.
C. Biogeographical patterns provide clues about how species, both alive and extinct, are related to each other.
D. The fossil record, as long as complete, provides valuable information about what species existed at particular
times in history.
____ 14. How does natural selection work?
A. Natural selection "rejects" organisms that are well adapted to an environment to survive and reproduce.
B. Natural selection "chooses" those organisms which are well adapted to survive and reproduce in an
environment.
C. Natural selection decreases organisms that are adapted to survive and reproduce in an environment.
D. Natural selection breeds perfectly adapted organisms, so they survive.
____ 15. Reasons for preserving biodiversity include all of the following except
A. Isolating unique genetic material so it can be incorporated into existing crops
B. Increasing the chances of discovering organisms with medicinal value
C. Preventing natural evolution
3. D. Finding new plants that can supplement the world's food supply
____ 16. What causes new species to form?
A. Separation and the accumulation of genetic differences between groups in the population.
B. Isolation and accumulation of genetic differences between two groups within the original population.
C. New species are formed by speciation, in which an ancestral population splits into two or more descendant
populations that are genetically distinct.
D. New species are formed by speciation, in which genetically identical descendant populations are split into an
ancestral population.
____ 17. The fact that organisms are adapted to survive in particular environments helps us to explain why
A. captive-breeding programs are often ineffective
B. non-native plant species never flourish in new areas
C. habitat destruction accounts for most extinctions D. compromise is impossible on
environmental issues.
____ 18. Carrying capacity is:
A. The maximum number of individuals that can fit into an area
B. The ability of an environment to accommodate a growing population
C. The greatest number of individuals that an area can sustain over the long term
D. The maximum number of species that can co-exist in an area.
____ 19. A stable age distribution would indicate a population that was:
A. growing rapidly, not near its carrying capacity
B. growing slowly, close to its carrying capacity
C. declining because it has exceeded its carrying capacity
D. growing rapidly near its carrying capacity
____ 20. After a population reaches carrying capacity:
A. It begins to grow exponentially
B. It begins to grow logistically
C. It stops growing
D. It begins to decline
Answer Key
1. C 11. D
2. C 12. D
3. B 13. D
4. A
5. C
6. D
7. B 14. B 15. B 16. B 17. C
8. B 18. C
9. B 19. A
10. A 20. D