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An immune system is a collection of biological processes within an organism that protects against disease by identifying and killing pathogens and tumour cells.
To create the condition of immunity, in which after the first attack by a micro organism the body is protected or becomes resistant to further invasions.

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11y ago
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9y ago

It is important to maintain a healthy body. There are many systems in the human body that help to keep the body healthy. The Human Immune System works to keep out or fight off any pathogens, viruses, or bacteria that may invade the body and make it sick.

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12y ago

You immune system is what fights sickness when u are sick. It gets rid of all the bad germs and helps u get better

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11y ago

The function of the immune system is to prevent viruses or, to help fight off any type of bug or virus

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12y ago

to help prevent disease or infection.

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Q: What is the functon of the immune system?
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