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3 votes
How does a vaccine work?

A. It kills viruses.
B. It protects cells from viral infection.
C. It prepares the immune system to recognize viruses.
D. It prevents viruses from being transmitted from an infected person.

User Pckill
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2 Answers

3 votes
It prepares the immune system to recognize the virus
User Bassem Reda Zohdy
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5.9k points
2 votes
vaccine simulates the virus to the bodies cells
this enables a faster response when the actual virus infects a person, usually resulting in asymptomatic infection and quick recovery
best answer is c based on that
User Ransom Briggs
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