NEET Zoology Blood Groups Assertion Reason Question
Assertion (A): The ABO blood group system is based on the presence or absence of specific antigens on the surface of red blood cells. | Reason (R): The immune response of an individual is determined solely by the type of lymphocytes present in their blood.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false.
Correct Answer
Detailed Explanation
The ABO blood group system is determined by antigens on red blood cells. While lymphocytes play a role in immune responses, they do not determine ABO blood groups.
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