Question

how dose vaccination help in providing immunity. ​

Answer 1

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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.....

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Answer 2

Explanation:

Vaccinations gives you immunity to a disease without you getting sick. 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.