question_answer

A man of blood group A, marries a woman of  blood group B, both of them are heterozygous for blood group, chances of their first child having blood group AB will be:

A)  25%                      

B)         50%

C)  75%                      

D)         100%

Correct Answer: A

Solution :

Man Blood group Women Blood group There is 25% chances of first offspring having blood group AB.