Question

What do you
mean by antigen

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Answer 1

Answer:

An antigen is any substance that causes your immune system to produce antibodies against it. ... An antigen may be a substance from the environment, such as chemicals, bacteria, viruses, or pollen. An antigen may also form inside the body.

hope it helps

Answer 2

Answer:

An antigen is any substance that causes your immune system to produce antibodies against it.

An antigen may be a substance from the environment, such as chemicals, bacteria, viruses, or pollen. An antigen may also form inside the body

Explanation:

☑️☑️ Types of Antigen On the basis of order of their class

⏺️⏺️ Exogenous antigens

⏺️⏺️ Endogenous antigens.

⏺️⏺️ Autoantigens.