If a person with type AB blood has offspring with a person with type O blood,what blood types are possible in their children?
A)Types A, B, and AB only
B)Type A only
C)Type B only
D)Types A and B only
E)Types A, B, and O only

Question

Quizplus · Accepted Answer

If a person with type AB blood has offspring with a person with type O blood, the possible blood types in their children would be either type A or type B because the O allele is recessive, meaning that it can only be expressed if a person has two copies of it. Therefore, the offspring will receive either an A or B allele from the parent with type AB blood, but not the O allele. Therefore, the possible blood types are A and B only, so the answer is D.

If a Person with Type AB Blood Has Offspring with a Person