Part one of term paper
is a genetic blood disease, which is characterized by the inability of blood to clot, or coagulate even from minor injuries. This disease is caused by an insufficiency of certain blood proteins, called factors, that participate in blood clotting and often by sudden gene mutation. Therefore, with the absence of factors, the blood clotting p ...

Part two of term paper
... person is born. Also, the disease is hereditary, passed on from parent to child. Because of it's genetic makeup, hemophilia is carried by females however those affected are almost always males. In one-third of all cases hemophilia thought to be caused by spontaneous gene mutation with no family history. This is how females are able to be affected by hemophilia. Inheritance is controlled by a recessive sex-linked factor carried by the mother on the X chromosome. There is a fifty percent chance t ...