A woman with blood group A gives birth to a child with blood group O....

WAEC 2024

A woman with blood group A gives birth to a child with blood group O. Which of the following blood groups cannot belong to the father?

A. B
B. A
C. AB
D. O

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Correct Answer: Option C

Explanation

A woman with blood group A and a man with blood group AB can never produce a child with blood group O. Blood group A could either be from AA homozygous or AO heterozygous.

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A woman with blood group A gives birth to a child with blood group O....

Correct Answer: Option C

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