Science, asked by akshaykumar91, 9 months ago

What is vaccination? Why is it necessary for us.​

Answers

Answered by manju6847
1

Answer:

it is necessary to us

Explanation:

it is a injection that give to the people to prevent don't suffer from any harmful diseases

Answered by gopal34221
8

Answer:

Vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened or killed state, or proteins or toxins from the organism.

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