Question: Starting with the parental cross AA bb aa BB , what proportion of the F 2 offspring is expected to be homozygous at least one

Starting with the parental cross AA bb aa BB, what proportion of the F2 offspring is expected to be homozygous at least one of the two genes?
1/4
Correct!
3/4
All are homozygotes.
1/2
None are homozygotes.

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