A couple has just learned that their daughter has hemophilia. They already have a son who does not have the disease. What are the genotypes of the couple? Explain your reasoning.

2 answers

Hemophilia is a recessive X-linked disease. Dad has hemophilia and Mom isa carrier. Extrapolate from that information.
A couple has just learned that their daughter has hemophilia. They already have a son who does not have the disease. What are the genotypes of the couple? Explain your reasoning