AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

BLOOD GROUPS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
B+ blood would have antibodies that attack which blood type.
A
O+
B
B-
C
AB+
Explanation: 

Detailed explanation-1: -blood group B – has B antigens with anti-A antibodies in the plasma. blood group O – has no antigens, but both anti-A and anti-B antibodies in the plasma. blood group AB – has both A and B antigens, but no antibodies.

Detailed explanation-2: -In the AB blood group, both the antigens A and B are present on the red cells of the individual, and the serum contains neither anti-A nor anti-B antibodies.

Detailed explanation-3: -If AB-blood is mixed with antiserum anti-A, then there will be a clumping reaction. This is because type AB-blood has A antigens that will react with the A antibodies present in the solution.

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