Which of the Following Is True About Hemophilia A

Multiple Choice

Which of the following is true about hemophilia A?

A) Today recombinant DNA technology is used to make clotting factors free from contamination of viruses to treat hemophilia patients.
B) Hemophilia A is less common than hemophilia B.
C) More females have hemophilia A than males.
D) Hemophilia A is associated with a lack of clotting-factor X.
E) Hemophilia A leads to muscle wasting.