Which of the following statements accurately describes most cases of hemophilia?
A) Autosomal dominant disorder causing deficiency in a factor involved in the blood-clotting reaction
B) X-linked recessive inherited disorder causing deficiency of platelets and prolonged bleeding
C) X-linked recessive inherited disorder in which a blood-clotting factor is deficient
D) Y-linked recessive inherited disorder in which the red blood cells become moon-shaped

Question

Quizplus · Accepted Answer

The inheritance pattern in 80% of all of the cases of hemophilia is X-linked recessive.The two most common forms of the disorder are factor VIII deficiency,hemophilia A (known as classic hemophilia),and factor IX deficiency,hemophilia B (known as Christmas disease).The disorder involves coagulation factors,not platelets.The disorder does not involve red blood cells or the Y chromosome.

Which of the Following Statements Accurately Describes Most Cases of Hemophilia