In horses, black hair color is dominant to chestnut hair color.
If the black horse is homozygous, what is its genotype?
BB
Bb
bb

BB

Explanation:

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

BB

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.

clumped distribution, because you'de have all of the population gathered in a relatively small are.

it's the most common because it provides protection and a mate for reproduction

example: humans, seeweed, cattles, etc.