Multiple choice

Doctor consulted Mr. Sinha that he is universal blood donor for the ABO system. His blood group will be

  1. A

  2. B

  3. O

  4. AB

  5. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Since type O blood normally lacks both A and B antigens, it will not be recognised as an alien type by the blood of anyone. As a result, anyone usually can be transfused with O blood without concern about rejection for this blood group.

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