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Mucus coating of the epithelium lining o...

Mucus coating of the epithelium lining of the respiratory, gastrointestinal and urogenital tracts helps in trapping microbes entering our body. This coating belongs to which barrier of the innate immunity?

A

Physical

B

Cytokine

C

Physioligical

D

Cellular

Text Solution

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The correct Answer is:
A
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