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In a Dihybrid Cross AA Bb × Aa BB, What

Question 21

Multiple Choice

In a dihybrid cross AA bb × aa BB, what proportion of the F2 offspring is expected to be homozygous for at least one gene?


A) 1/4
B) 1/2
C) 3/4
D) All are homozygotes.
E) None are homozygotes.

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