Question

A man has blood group A and his wife has blood group B. Their first child has
blood group AB and the second child has blood group O. What can one conclude
about the blood groups of their future children?
(3)
I
(9)

Answer 1

Answer:

Their future children can have blood group AB, O, A or B

Explanation:

since the husband had blood group= Heterogeneous A means AO

and,

the wife's blood group= Heterogeneous B or BO

1. so by crossing between them, we get this result.