السؤال 84

Which statements describe how a phagocytic white blood cell can engulf a pathogen? Select all that apply.

Every white blood cell must use this process.
The cell can alter its shape around the target.الإجابة الصحيحة
Beating cilia pull the target through a fixed opening.
The target becomes enclosed within the cell.الإجابة الصحيحة

الشرح

A phagocytic cell changes its outline to extend around a pathogen and then encloses it inside the cell. Not every white blood cell uses this process, and beating cilia are not the mechanism of engulfment.

الشرح

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