Question

Complete a cross between two organisms that are both heterozygous for Black fur (Bb which is dominant over white fur. Use a Punnett square to evaluate the possible genotypes. (1) List all the genotypes from your Punnett Square for the offspring. (2) Determine & list the phenotypes that can be produced in the offspring. (3) Determine the probability of producing offspring with the aa genotype.

Answer 1

genotype, BB,Bb,Bb,bb
phenotype 3 black, one white
for the thied im assuming you meant bb, not aa so 25%