In cocker spaniels, black coat color (B) is dominant over red (b) , and solid color (S) is dominant over spotted (s) . If two dihybrids (Bb Ss) were crossed, the most common phenotype would be
A) black and solid.
B) black and spotted.
C) red and solid.
D) red and spotted.
E) none of these.

Question

Quizplus · Accepted Answer

Black and solid is the most common phenotype because the dominant alleles for both coat color and spotting are more likely to be inherited together.

In Cocker Spaniels, Black Coat Color (B) Is Dominant Over