Question: A crossover has occurred in the bivalent shown here. two chromatids it would involve and where it would occur (i.e., between which two genes) to

A crossover has occurred in the bivalent shown here. two chromatids it would involve and where it would occur (i.e., between which two genes) to produce the types of chromosomes shown here:
A crossover has occurred in the bivalent shown here. two

What is the outcome of this single crossover event? If a second crossover occurs somewhere between A and C, explain which two chromatids it would involve and where it would occur (i.e., between which two genes) to produce the type of chromosomes shown here:
A. A B C, A b C, a B c, and a b c
B. A b c, A b c, a B C, and a B C
C. A B c, A b c, a B C, and a b C
D. A B C, A B C, a b c, and a b c

ABC A VB C 3 4

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