In humans the allele for normal blood clotting H is dominant to the allele for hemophilia h. ...

In humans the allele for normal blood clotting H is dominant to the allele for hemophilia h. Hemophilia is a X linked trait .

A hemophiliac female marries a man who is not a hemophiliac. The probability of this couple having a child that is a hemophiliac and the sex that the child would be respectively are;
A)0.25 either a female or male affected child
B)0.25 a male affect child
C) 0.50 either a male or female affected child
D)0.50 a male affected child

A woman who is NOT a hemophiliac has a father who is a hemophiliac. If this woman marries a man who is a hemophiliac. What is the probability of them having a hemophiliac son?