Question

A man who has a blood group AO marries a woman with blood group O. Afterchildbirth, it was found that she gave birth to a boy with blood group AB. Prove or disprove that the baby belongs to the man.

Answer 1

Explanation:

Man's BG= A(AO)

Woman's BG= O(OO)

progeny:

      O          O   (female)

A    AO(A)  AO(A)

 

O    OO(O) OO(O)

(male)

BUT, BABY IS AB(AB) SO THE MALE MUST HAVE B ANTIGEN BLOOD...

HENCE.. PROVED BABY DOESN'T BELONG TO THE MAN ..

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