Question

If a haemophilic carrier female marries a normal man the chances are that $\dots \dots \dots$

• A. 50 % of the sons will have haemophilia
• B. 50 % of the daughters will have haemophilia
• C. All the sons will have haemophilia
• D. All the daughters will have haemophilia

Answer 1

Answer: (A)

A marriage between haemophilic carrier woman and a normal man will result in progeny as follows : Hence, 50% of the sons will have haemophilia.