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In the Dihybrid Cross AaBb * Aabb, What Proportion of Heterozygotes

Question 33

Multiple Choice

In the dihybrid cross AaBb * aabb, what proportion of heterozygotes for both gene pairs is expected among the F₁ offspring?

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

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