Question

In dogs spotted fur (S) is a dominant trait. The recessive allele (s) results in brown fur. One dog is heterozygous for spotted fur and mates with a dog homozygous recessive, and they have puppies. Which best describes the puppies? Female Dog S s Male Dog s s

Answer 1

There is a 50/50 chance that the puppies will be either heterozygous for spotted fur and homozygous for brown fur.