NEET Biology question

If the blood group of a child is A and of mother is B, then the genotype of mother and father may be

(A)
(B)
(C)
(D)Correct

Answer: (D)

Solution

For the child to be blood group A, it must receive an allele from the father and an allele from the mother (since the mother, being group B, cannot contribute ); this requires the mother to be heterozygous and the father to be

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Question ID VK-119579