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Blood group AB individuals have

AOnly the B antigen and anti-A antibodies
BA and B antigens but no antibodies
CNeither A nor B antigens but both antibodies
DOnly the A antigen and anti-B antibodies
Answer & Solution
Correct answer: B. A and B antigens but no antibodies
AB RBCs carry both A and B antigens, so plasma contains neither anti-A nor anti-B antibodies (else self-agglutination would occur). This makes AB persons universal recipients.
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