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IgorC [24]
2 years ago
7

How the

Biology
1 answer:
jekas [21]2 years ago
8 0

Answer:

Our immune system produces antibodies against that antigen of pathogen.

Explanation:

Injecting an antigen from a pathogen would help our immune system memorize the infection and protect our body from causing of the disease because our immune system produces antibodies against that antigen so when the pathogen enters our body these antibodies attack on that and prevent them of causing infection in the body so that's why injecting an  antigen has to be done from the childhood to prevent diseases.

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<h3>What is ecological footprint?</h3>
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Learn more about the ecological footprint with the help of the given link:

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4 0
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during what phase of mitosis do centromeres divide and the chromosomes move toward their respective poles
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