Health, 19.12.2019 21:31 yoyo1542

10 points! pls

which national barrier works against pathogens?
nasal passage
feet
tears
mouth

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10 points! pls

which national barrier works against pathogens?
nasal passage

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10 points! pls which national barrier works against pathogens? nasal passagefeet tearsmouth

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10 points! pls

which national barrier works against pathogens?
nasal passage
feet
tears
mouth