IB Biology SL 3.2.5 Phagocytes Question Bank
Practise IB Biology SL 3.2.5 by explaining how phagocytic leucocytes ingest and destroy pathogens.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Explain how phagocytes engulf pathogens by chemotaxis and membrane invagination.
- Identify phagocytes as part of non-specific immunity in blood and tissue fluids.
C3.2.5—Phagocytes question 1
The structure of part of the digestive system is shown in the diagram below.
Cells defend the body against pathogens. Outline how some of these cells ingest pathogens in the blood and in body tissues.
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