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HELP ASAP Identify the body's "barrier" or "first lines of defense" that keep microorganisms from infecting the body. Group of answer choices Skin Shoes Saliva Tears Mucous membrane Stomach acid Teeth
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HELP ASAP

Identify the body's "barrier" or "first lines of defense" that keep microorganisms from infecting the body.

Group of answer choices

Skin

Shoes

Saliva

Tears

Mucous membrane

Stomach acid

Teeth

Fingernails

User Jeroen Huinink
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6.7k points

2 Answers

4 votes
the skin...that makes sense
User Evdama
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6.4k points
4 votes
Skin, tears , mucous, are part of the first line of defence in fighting infection. They help to protect us against invading pathogens
User Jerry Zhang
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6.5k points
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