Cat fur color is determined by codominance. The allele for tan fur (TT) and the allele for black fur (BB) are codominant. The heterozygous condition (TB) results in a cat with tan and black spots, called a tabby cat. What would occur is a tan cat was crossed with a tabby cat? Draw the Punnett square and identify the genotypes and phenotypes of their offspring. Cat fur color is determined by codominance the allele for tan fur (TT) and the allele for black fur (BB) are codo