If one pair of alleles exhibits simple dominance while the other pair exhibits incomplete dominance, the F₂ phenotype produced from a cross of AA BB with aa bb will produce a __________ ratio. A)1:1:1:1 B)9:3:3:1 C)1:4:6:4:1 D)1:2:1 E)3:6:3:1:2:1

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The F2 generation from a cross of AA BB with aa bb, where one allele pair shows simple dominance and the other shows incomplete dominance, will produce a 3:6:3:1:2:1 phenotypic ratio.

If One Pair of Alleles Exhibits Simple Dominance While the Other