The cell as the unit of life

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• 9 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. Seeing the cell
2. Inside the cell, and how cells build an organism
3. Plant and animal cells under the light microscope
4. Plant and animal cells under the electron microscope
5. How the parts of a cell do their jobs
6. The cell as the unit of life