Question

Incorrect statement with regard to haemophilia is?

• A. A single protein involved in clotting of blood is affected
• B. It is sex-linked disease
• C. It is a recessive disease
• D. It is a dominant disease

Answer 1

The correct option is D It is a dominant disease

Haemophilia is a bleeding disorder, usually inherited with an X-linked recessive inheritance pattern, which results from the deficiency of a coagulation factor. Haemophilia A results from the deficiency of clotting factor VIII. Haemophilia B results from the deficiency of clotting factor IX.

So, the correct answer is 'It is a dominant disease'.