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NEED HELP

Which of the following does not prevent pathogens from entering the human body
A red blood cells?
B tears
c mucus
D skin

User Eric Genet
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1 Answer

1 vote
Red Blood Cells.
Tears washes your eyes, removing any pathogen there
Mucus prevent pathogens from entering through the respiratory system
And the skin, well, you know what it does xD
User Kztd
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