A person with type AB blood receives a transfusion of type O blood. Will there be a transfusion reaction? Why or why not?
A) No: the recipient has no antibodies to antigens A and B, and therefore can receive blood from a type O donor.
B) Yes: the recipient must receive blood of the same type as his or her own.
C) No: the anti-A and anti-B antibodies of the recipient do not affect the donated blood, because type O blood has no A or B antigens.
D) Yes: the anti-A and anti-B antibodies of the recipient clump and hemolyze the donated blood.
Answer: A
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