Hemophilia A, a condition in which blood does not clot properly, is a recessive trait located on the X chromosome (Xh ). A woman heterozygous for the trait marries a normal male. What is the...

Hemophilia A, a condition in which blood does not clot properly, is a recessive trait located on the X chromosome (Xh ). A woman heterozygous for the trait marries a normal male. What is the probability that this couple will have hemophiliac daughters? What is the probability that this couple will have hemophiliac sons?