AP BIOLOGY

THE HUMAN IMMUNE SYSTEM

TRANSFUSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What blood type has anti-A antibodies?
A
Type A
B
Type B
C
Type AB
D
Type O
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: -The immune system forms antibodies against whichever ABO blood group antigens are not found on the individual’s RBCs. Thus, a group A individual will have anti-B antibodies and a group B individual will have anti-A antibodies.

Detailed explanation-3: -People with type A blood have anti-B antibodies. People with type B blood have anti-A antibodies. Type O blood contains both types of antibodies.

Detailed explanation-4: -The Anti-A, Anti-B, and Anti-A, B reagents are used in the red blood cell determination of the ABO blood group. They are used to determine the absence or presence of erythrocytic antigens A and/or B on the surface of human red blood cells.

There is 1 question to complete.