Question

What is a vaccine? Class 8.
PLS answer its urgent.

Answer 1

Answer:

vaccine is a type of medicine used to kill deadly viruses it is not like as usual medicines but it has some different composition

Explanation:

Answer 2

Explanation:

VACCINE :

A vaccine is a substance which helps and protect us against various types of diseases. It contains a dead or weakened microbe. It helps our immune system to react and destroy the living microbe during a infection.

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