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Question : A couple whose sons are colour-blind with .AB. blood group, identify the parents from the following.

Answer»

MOTHER COLOURBLIND with .A. BLOOD group and FATHER normal with blood group .B.
Mother normal with blood group .A. and father colourblind with blood group .B.
Mother colourblind with blood group .B. and father normal with blood group .B.
Mother normal with blood group .A. and father colourblind with blood group .B.

Solution :Mother colourblind with .A. blood group and father normal with blood group .B.


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