Question

What is a vaccine how does a vaccine work​

Answer 1

Answer:

Vaccines contain weakened or inactive parts of a particular organism (antigen) that triggers an immune response within the body. Newer vaccines contain the blueprint for producing antigens rather than the antigen itself.

Explanation:

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Answer 2

Answer:

Vaccines contain weakened or inactive parts of a particular organism (antigen) that triggers an immune response within the body. Newer vaccines contain the blueprint for producing antigens rather than the antigen itself.

Explanation:

These antibodies will provide protection once a person is infected with the actual disease-causing virus or bacteria.

Hope this helps!!