IMMUNOLOGY

OVERVIEW OF THE IMMUNE SYSTEM

LYMPHATIC TISSUES AND ORGANS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Type A blood has
A
A antigen and B antibodies
B
Type B antigens and Type A antibodies
C
No antigens and A and B antibodies
D
A and B antigens and no antibodies
Explanation: 

Detailed explanation-1: -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-2: -If your blood is A positive (A+), it means that your blood contains type-A antigens with the presence of a protein called the rhesus (Rh) factor. Antigens are markers on the surface of a blood cell. According to the American Red Cross, this is one of the most common blood types.

Detailed explanation-3: -a) Type B+ blood has the B antigen present, as well as the Rh factor. The + sign is representative of the Rh factor in this case.

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