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DPR Final Exam Review Questions and Correct Answers | Latest Update

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Which isn't a major strength of drosophila as a model organism? A. Short gestation time B. Short generation time C. Transparent D. Genetically characterized and sequenced → ~~> C. Transparent What makes c. Elegans unique as a model organism? A. Short gestation time B. Inexpensive C. T...

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  • September 21, 2024
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  • 2024/2025
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Best Grades | Must Pass | Latest Update | Correct Answers | 2024/2025




DPR Final Exam Review Questions and
Correct Answers | Latest Update
Which isn't a major strength of drosophila as a model organism?

A. Short gestation time

B. Short generation time

C. Transparent

D. Genetically characterized and sequenced

→ ~~> C. Transparent



What makes c. Elegans unique as a model organism?

A. Short gestation time

B. Inexpensive

C. Transparent

D. Completely fate-mapped

→ ~~> D. Completely fate-mapped



A forward genetic screen requires:

A. Targeted mutations

B. Dominant mutations

C. Exposure to a mutagen

D. All of the above



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, Best Grades | Must Pass | Latest Update | Correct Answers | 2024/2025


→ ~~> C. Exposure to a mutagen



An example of a reverse genetic screen is

A. Transgenic knock-out of a gene

B. Ectopic expression of a gene

C. RNAi mediated interference with a gene

D. All of the above

E. None of the above

→ ~~> D. All of the above



What must be true about a mutation for it to have utility in a genetic screen?

A. It must be present in the somatic cells

B. It must be present in the gametes

C. It cannot be present in the somatic cells

D. It cannot be present in the gametes

→ ~~> B. It must be present in the gametes



Gastrulation results in

A. An adult organism

B. A hollow tube

C. Four germ layers

D. A mesodermal layer distinct from the ectoderm

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