Question

If blood is in short supply, which blood type would be the most beneficial to have on hand if someone needed a blood transfusion?
O+
O–
AB+
AB–

Answer 1

Blood type would be the most beneficial to have on hand if someone needed a blood transfusion the most beneficial would be O negative and positive.

Which blood group is the best?

Type O negative red blood cells are considered the safest to give to anyone in a life-threatening emergency or when there's a limited supply of the exact matching blood type. That's because type O negative blood cells don't have antibodies to A, B or Rh antigens.

Thus, the most beneficial would be O negative and positive.

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