Multiple choice

Which of the following statements is CORRECT regarding the antigens in ABO blood system?

  1. Individuals who have the A antigen typically would not produce the anti-A antibody.

  2. Individuals who are type AB typically produce both anti-A and anti-B antibodies.

  3. The only ABO type blood that typically does not have either A or B antigens is AB.

  4. The only ABO type blood AB is regarded as universal donor.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

If they produced anti-A antibodies, it would destroy their own blood. However, they do normally produce anti-B antibodies since B type blood would be alien to them.

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