Questions in Biology?

Question

Why are there few if any females with hemophilia, even though it is shown on pedigrees of families that have known males with the disease?

Answer 1

Favorite Answer

it is x linked recessive, meaning that a male will have the disease if his one x chromosome has the disorder. for a female to actually have the disease, she has to have 2 defective x chromoxomes

Answer 2

because usually female hemophilias are letal. (died before born). and others that survive died during menstruation

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