Question

A mom with blood type A has babies with a man with blood type B. They have a child with blood type O?!

Answer 1

Yes, the child's blood type would be O.

Step-by-step explanation:

Two parents with an A blood type can produce a child with either A or O blood types. Two parents with B blood type can produce a child with either B or O blood type. One parent with A and another with B can produce a child with A, B, AB, or O blood types.