2 years ago

Where do antigens come from?

1 answer:

6 0

Answer:

An antigen is any substance that causes your immune system to produce antibodies against it. This means your immune system does not recognize the substance, and is trying to fight it off. An antigen may be a substance from the environment, such as chemicals, bacteria, viruses, or pollen.

Explanation:

GOT THIS FORM GOOGLE OK HOPE IT HELPS:)

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