Question

can you elaborate how vaccines help to prepare the body to fight invasion of a specific pathogens ?
note : were ever you find the answer also give me the link ​

Answer 1

Answer:

A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria. To do this, certain molecules from the pathogen must be introduced into the body to trigger an immune response. These molecules are called antigens, and they are present on all viruses and bacteria.

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Answer 2

Explanation:

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