Solved by a verified expert:In cats, yellow coat color is determined by the x-linked mutation, b , while black coats are determined by the dominant B allele of the same gene. Heterozygous cats have coat of mixed pattern, called tortoise-she’ll. What kitten phenotype would be expected from a cross of a black male and a tortoise-she’ll female? What is the probability of a tortoise-she’ll male kitten from such a cross?