NEET Zoology Blood Groups Assertion Reason Question
Assertion (A): Human blood can be classified into different groups based on the presence or absence of certain antigens. | Reason (R): Platelets are responsible for the immune responses of the body.
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, but R is true.
Correct Answer
Detailed Explanation
The assertion is true as blood groups are classified based on antigens, but the reason is false because platelets are involved in coagulation, not immune responses.
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