IB Biology SL 2.3.1 Cell Differentiation Question Bank
Practise IB Biology SL 2.3.1 using exact SL questions on selective gene expression, signalling chemicals and specialised cell types.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Explain how selective gene expression produces specialised cell types during development.
- Relate signalling chemicals and gene activation to differentiation in multicellular organisms.
- Use cell or tissue evidence to distinguish genetic identity from different patterns of gene expression.
B2.3.1—Differentiation after fertilization question 1
[Maximum number: 1]
What results from an unspecialized cell experiencing gradients of signalling chemicals?
A
Cell differentiation
B
Meiosis
C
Saltatory conduction
D
DNA replication
A
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