SAT Subject Biology Practice Question 183: Answer and Explanation

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Question: 183

13. This cell type is involved in nonspecific immunity.

A. B cell
B. Fibrinogen
C. Pathogen
D. Phagocyte
E. T cell

Correct Answer: D


Phagocytes engulf and destroy both foreign cells and damaged or nonfunctional cells in the blood. They do not specifically target an infecting agent.

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