Acertain species of rabbit can have either black or grey fur. the allele for black fur is dominant over the allele for grey fur. if a homozygous black rabbit is crossed with a heterozygous black rabbit, what phenotypic ratio will occur in the first generation? a. 25% black : 75% grey b. 75% black : 25% grey c. 100% black : 0% grey d. 50% black : 50% grey