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The phagocytes can recognize pathogens by means of _____________________

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The phagocytes can recognize pathogens by means of _____________________

(a) necrosis factor

(b) complement activation

(c) pattern recognition receptors

(d) adhesion molecules

The question was asked in final exam.

This question is from The Immune Response topic in chapter Immune Response of Cell Biology

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The correct answer is (c) pattern recognition receptors

Easiest explanation: The pathogens make their initial contact with phagocytic cells (dendrites and macrophages) which possess pattern recognition receptors (PRRs). The PRRs can recognize the highly conserved macromolecules in bacteria and viruses.

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