Question

how do vaccine work in our body?​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Hi !!

Vaccines and your immune system

Vaccines give you immunity to a disease without you getting sick first. They are made using killed or weakened versions of the disease-causing germ or parts of the germ (called antigens). For some vaccines, genetic engineering is used to make the antigens used in the vaccine

Explanation:

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