question_answer

If a haemophilic carrier female marries a normal man, the chances are that

A)  all the daughters will have haemophilia

B)  50% of the daughters will have haemophilia

C)  50% of the sons will have haemophilia

D)  all the sons will have haemophilia

Correct Answer: C

Solution :

                50% of the sons will have haemophilia. The cross is as given below