Home Biology Biotechnology and Its Application Grafting And Vaccines Immunisation is based on :-
Biology Biotechnology and Its Application Grafting And Vaccines Single Correct MCQ
Published on: August 12, 2026

Immunisation is based on :-

A
Memory of individuals
B
Pathogenic power
C
Phagocytosis
D
Memory of immune system

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Verified by Experts
The correct answer is:
D

Immunisation works because the immune system develops memory cells after exposure to an antigen. On subsequent exposure, these memory cells produce a faster and stronger immune response.

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