Question

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A man having Blood group AB marries a woman having blood group A and they have a child, What will be the blood group the child ?
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Answer 1

Explanation:

When a man with blood group "AB" marries a woman with "0" blood group then blood group of children will be `A' or `B' which is differ from parental blood group.

Answer 2

When the woman’s mother was O, it can be assumed that the woman is AO in genotype. This woman( AO)marries to AB group man.Then the possible blood group of the off springs be A, B or AB. If the woman was AA the possibility of blood group of off springs limited to AB and A only.