NEET Biology question

Mother B homozygous, father A unknown, therefore, possible blood group in progeny is

(A)AB and B possibleCorrect
(B)AB and A possible
(C)A and B possible
(D)O possible

Answer: (A)

Solution

A homozygous B mother () always contributes ; the father, of unknown A genotype ( or ), contributes in every case; combining these, every child receives at least and , giving

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Question ID VK-119587