24. A woman seeking genetic counseling was found to be heterozygous for a chromo

Question

24. A woman seeking genetic counseling was found to be heterozygous for a chromosomal rearrangement between the second and third chromosomes. Her chromosomes are shown diagrammed to the right. (20pts) A a. What type of chromosomal aberration is shown? (4pts) C C b. The woman is phenotypically normal. Is this surprising? Why or why not? (4pts) 2 213 213 3 c. Give an example on a reason for why someone else with this same type of chromosomal aberration, but involving different chromosomes might show a phenotype. (4pts)

Explanation / Answer

24. a) the diagram shows that woman has translocation aberration in chromosomes

b) The woman is normal phenotypically because the aberration is not in both copies of gene that is only one allele has changed its like recessive one, so it's not surprising

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