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Human Health and Disease — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Health and Disease1 Mark
Question
In what way is monocyte a cellular barrier with reference to immunity?
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Answer

Monocytes are the cellular barriers. Monocytes become macrophages, present both in fixed and wandering states. They phagocytose and eliminate microbes and foreign particles whenever they enters the body.

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