IB Biology SL 3.2.4 Innate and non-specific immunity Question Bank
Practise IB Biology SL 3.2.4 by identifying innate defences and explaining how they limit infection.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Distinguish innate defences from adaptive immune responses.
- Explain how phagocytes and physical barriers protect against pathogens.
C3.2.4—Innate vs. adaptive immune system question 1
[Maximum number: 1]
Which cell type is part of the innate immune system?
A
Phagocytes
B
B-lymphocytes
C
T-lymphocytes
D
Helper T-cells
A
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