For the cross AaBb × aabb,what proportion of F₁ offspring will be heterozygous for both gene pairs? Assume independent assortment. A) 1/4 B) 1/2 C) 3/4 D) All are heterozygotes. E) None are heterozygotes.

Question

Quizplus · Accepted Answer

The cross AaBb × aabb will produce F1 offspring with the following genotypes:1/4 AABB1/4 AaBB1/4 AAbb1/4 aaBBTherefore, 1/4 of the F1 offspring will be heterozygous for both gene pairs.

For the Cross AaBb × Aabb,what Proportion of F1 Offspring

For the Cross AaBb × Aabb,what Proportion of F₁ Offspring