Chapter 19 – Cellular Mechanisms of Development
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Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
38. What was the most significant research finding that resulted from the successful cloning
of Dolly?
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
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What is the key concept addressed by the question?
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What type of thinking is required?
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What key words does the question contain and what do they mean?
Gather Content
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What do you already know about cloning?
Consider Possibilities
•
Consider the different answer options. Which can you rule out?
Chapter 19 – Cellular Mechanisms of Development
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
39. The low success rate and age-related diseases associated with reproductive cloning is
thought to be due to
Chapter 19 – Cellular Mechanisms of Development
40. The main difference between therapeutic cloning and reproductive cloning is that
41. Adult stem cells are usually
42. A fly embryo that expresses the bicoid mutant phenotype
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
the problem and determine the answer.
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about maternal genes?
Consider Possibilities
•
Consider the different answer options. Which can you rule out?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
43. If one were to inject cytoplasm containing Bicoid into the middle of a Drosophila egg
immediately prior to fertilization, the embryo would
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about bicoid?
Consider Possibilities
•
Consider the different answer options. Which can you rule out?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
44. Overexpression of caudal in the early Drosophila embryo, at a level high enough to
overcome inhibition by Bicoid protein, would
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about caudal?
Consider Possibilities
Chapter 19 – Cellular Mechanisms of Development
•
Consider the different answer options. Which can you rule out?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
45. If a Drosophila mother is mutant for dorsal, her embryos would
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about dorsal?
Consider Possibilities
•
What other information is related to the question? Which information is most useful?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
46. What is the correct order of gene expression in the early Drosophila embryo?
Check All That Apply Questions
47. What would you predict about the presence of Hox genes in the last common ancestor of
vertebrates and invertebrates? (Select all that apply)
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
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answer.
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What key words does the question contain and what do they mean?
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•
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must have originated very early in animal evolution.
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
Multiple Choice Questions
48. A mutation in a Hox gene typically results in
Check All That Apply Questions
49. Check all of the main functions of MADS box-containing genes in plants.
Multiple Choice Questions
50. In C. elegans ced-9/ced-3 double mutants
Chapter 19 – Cellular Mechanisms of Development
51. The term neoplasia refers to cell accumulation. Neoplasia can be caused by
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about apoptosis?
Consider Possibilities
•
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Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
o If there was decreased apoptosis, that would result in extra cells, or neoplasia.
Reflect on Process
•
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
52. You created a worm that expresses a human Bcl-2 transgene, and you are crossing the
transgene into a homozygous ced-9 mutant background. However, you inadvertantly used a
clone of Bcl-2 with a mutation in the BH domain, which is essential for function. What
results do you expect for the ced-9 mutants with the mutant Bcl-2 transgene?
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
the problem and determine the answer.
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about the apoptosis pathway?
Consider Possibilities
•
What other information is related to the question? Which information is most useful?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 19 – Cellular Mechanisms of Development
53. Describe the apoptotic pathway in mammalian cells.
54. You have discovered a new gene similar to an integrin. If you misexpress this gene in the
wrong tissue early in development, what is a likely phenotype?
Chapter 19 – Cellular Mechanisms of Development
Clarify Question
•
What is the key concept addressed by the question?
•
What key words does the question contain and what do they mean?
Gather Content
•
What do you already know about integrins?
Consider Possibilities
•
Consider the different answer options. Which can you rule out?
Choose Answer
•
Given what you now know, what information and/or problem solving approach is most
likely to produce the correct answer?
Reflect on Process
•
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
Chapter 19 – Cellular Mechanisms of Development
more desirable result?
Check All That Apply Questions
55. Check all of the features of C. elegans that make it a great model system to study
developmental processes.