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What is the main function of the immune system?
A. keeps you healthy

B. regulates your blood flow

C. removes waste (i.e. urine and sweat)

D. allows you to move

Respuesta :

brycelaw318

Answer:

A. keeps you healthy

Explanation:

The immune system protects your body from outside "invaders," such as bacteria, viruses, fungi, and toxins.

ItzTds

Answer:

A. keeps you healthy

Explanation:

The main function of the immune system is to keep you healthy. Protecting us is the duty of the immune system.

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