Multiple choice general knowledge

Persons with which blood group are called universal donors?

  1. AB

  2. A

  3. O

  4. B
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

People with O negative blood group are called universal donors because their red blood cells lack A, B, and Rh antigens, so they can be transfused to patients of any blood type in emergencies. AB positive individuals are universal recipients.

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