Mr. X has been accused by Miss Z of fathering her child. The child's blood type is AB and Miss Z's blood type is A. Which blood type(s) would eliminate Mr. X as a possible father of the child?
A) only A
B) only B
C) AB
D) only O
E) either A or O

Question

Quizplus · Accepted Answer

Mr. X must have the A antigen in his blood type in order to be the father of a child with AB blood type. Therefore, blood types A and O would eliminate Mr. X as a possible father.

Mr X Has Been Accused by Miss Z of Fathering