Feather color in a certain species of bird is controlled by a pair of alleles that exhibit incomplete dominance.If birds that are homozygous for one allele are black and birds that are homozygous for the other allele are white,then heterozygous birds would be
A) black.
B) white.
C) gray.
D) black with white stripes.

Question

Quizplus · Accepted Answer

In incomplete dominance, the heterozygous individuals show a blend of both traits. Here, since the homozygous individuals are either black or white, the heterozygous individuals would show a blend of the two and appear gray. Therefore, the correct answer is C) gray.

Feather Color in a Certain Species of Bird Is Controlled