Polydactyly is a condition in which a person has extra fingers or toes. In one form of polydactyly, the trait is determined by a dominant allele. A man who is homozygous recessive for the condition marries a woman who is heterozygous for it. What is the chance that their first child will have polydactyly?
- A25%
- B50%
- C75%
- D100%