If a child has an AB blood type, ____.
A) both parents must have different blood types
B) neither parent can have blood type AB
C) both parents must have blood type AB
D) both parents can be any blood type
E) one parent can have blood type O

Question

If a child has an AB blood type, ____.​
A) ​both parents must have different blood types
B) ​neither parent can have blood type AB
C) ​both parents must have blood type AB
D) ​both parents can be any blood type
E) ​one parent can have blood type O

Quizplus · Accepted Answer

For a child to have an AB blood type, one parent must contribute an A allele and the other a B allele. This means both parents must have different blood types, with at least one parent having either A or AB blood type and the other having either B or AB blood type.

If a Child Has an AB Blood Type, ____