Given below are two statements: one is labelled Assertion(A) and other is labelled Reason(R).
Assertion (A): Subsequence encounter with the same pathogen elicits a highly intensified anamnestic response.
Reason (R): This is based on the fact that our body appears to have memory of the first encounter.
In the light of above statements, choose the correct answer from the options given below.

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A and R are true and R is the correct explanation of A.

A and R are true and R is not the correct explanation of A.

A is true, R is false.

Both A and R are false.

answer is A.

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Detailed Solution

Acquired immunity is pathogen specific. It is characterised by memory. When body encounters a pathogen for the first time it produces a response called primary response which is of low intensity. Subsequent encounter with the same pathogen elicits a highly intensified secondary or anamnestic response.

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