Arrange the following events in the order they occur in the…

Biology Human Health and Disease Skill Builder Single Correct MCQ

Published on: August 21, 2026

Arrange the following events in the order they occur in the immune response activated by vaccination.

Production of memory B and T-cells that recognize the pathogen during subsequent exposure
- - -

Introduction of a vaccine containing antigenic proteins or inactivated pathogens
- - - -

Neutralization of pathogenic agents by antibodies during actual infection
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Activation of memory B and T-cells enhancing the immune response
Choose the correct sequence of events from the options given below: - - -

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The correct answer is:

The vaccine introduces antigenic proteins or inactivated pathogens , leading to the production of memory B and T-cells . During subsequent exposure, these memory cells are activated to neutralize the pathogen .

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