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Mother and father both have blood group ...

Mother and father both have blood group 'A'. They have two children one with blood groyp 'O' and second one with blood group 'A'. They have

A

mother has homozygotic gene father has heterozygotic (IAIA)

B

both are homozygotic (IAIA).

C

mother is heterozygotic (IAi) and father is homozygotic (IAIA).

D

both are heterozygotic (IAi).

Text Solution

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The correct Answer is:
D
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