A man with a cleft chin marries a normal-chined woman and they have 10 children, all with cleft chins. a.) Can you be sure the man is homozygous? Explain. b.) If the 11th child has a cleft chin, will that prove that the father is homozygous? Explain. c.) Assume that the father is actually Bb and has had 10 cleft-chinned children. What is the probability that the next child will have a normal chin?