3 years ago

Identify how the physical barriers of the the immune system protect the body against pathogens

Biology

1 answer:

BabaBlast [244]3 years ago

7 0

Answer:

They help to stop harmful germs from entering the body

Explanation:

The skin can prevent bacteria and microorganisms from entering the body (unless it is damaged)
Mucous membranes line the mouth and nose and are coated with secretions that fight microorganisms and harmful bacteria
Tears help to clear debris from the eye to prevent infection

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