Question

In horses, black hair color is dominant to chestnut hair color.

If the black horse is homozygous, what is its genotype?
BB
Bb
bb

Answer 1

BB

Step-by-step explanation:

If black is the dominate trait and its homozygous, the it would be the same size letters, hence BB

Answer 2

Answer: BB

Step-by-step explanation:

The capital "B" represents the dominant allele while the lowercase "b" represents the recessive trait. When a genotype is homozygous, that means that both letters in genotype are capital or both are lowercase.