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.

I'm really stuck on this question, it's my last one and I've been looking at my textbook for a while trying to figure it out, but I still don't understand.

1 answer

I need to know the couple stuff I have the reasoning I think I’m right in it all be I want to be sure...