AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

BLOOD GROUPS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which blood type has no antigens?
A
Blood type A
B
Blood type B
C
Blood type AB
D
Blood type O
Explanation: 

Detailed explanation-1: -What are antigens? Antigens are surface proteins found on red blood cells. Type O negative blood is the only blood type with no antigens.

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