Sample questions

Sample questions - b) Rightward flow of extraembryonic...

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Sample questions 1. Kif3B -/- mice will develop a) Healthy but infertile b) With situs inversus c) Hairless knees d) Until midgestion, and then die 2. Which is not a defect of kif3B -/- mice a) Abnormal heart looping b) Pericardial sac ballooning c) No spinal cord development d) Dysfunctional neural tube closure 3. Mice heterozygous for the KIF3B gene a) Appeared healthy b) Developed situs inversus c) Were smaller than wild-type mice d) Did not survive past midgestion 4. Nodal cilia produce a a) Leftward flow of extraembryonic fluid
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Unformatted text preview: b) Rightward flow of extraembryonic fluid c) Upward flow of extraembryonic fluid d) Downward flow of extraembryonic fluid 5. Describe the left-right phenotype is exhibited by iv homozygous mutants? 6. What causes this unique phenotype? 7. How was it determined that nodal flow had an effect on left-right asymmetry? Briefly describe the methods and results. 8. Describe how phenotypic rescue was important within the context of Nonakas 2002 study....
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Sample questions - b) Rightward flow of extraembryonic...

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