How do saliva and tears prevent pathogens from entering your body

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asked Jan 24, 2019 168k views

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How do saliva and tears prevent pathogens from entering your body

Health
middle-school

SethB asked

by SethB

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mucus and saliva contain an enzyme that breaks down the cell wall of many bacteria.

Nicolas Dominguez answered Jan 29, 2019

by Nicolas Dominguez

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