Multiple choice general knowledge science & technology

Someone has type A positive blood. What are they positive for?

  1. Donor status

  2. Hepatitis virus

  3. Type A blood

  4. Rh factor
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The '+' or '-' in blood types refers to the presence (+) or absence (-) of the Rh factor, a protein on red blood cells. Type A positive means the person has A antigens and the Rh factor protein on their red blood cells.

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