Biology

The nature and variety of living organisms

Structure and functions in living organisms

Reproduction and inheritance

Ecology and the environment

Use of biological resources

Unit 2 - Structure and Functions

2.1 Level of Organization
2.2 Cell structure
2.3 Biological molecules
2.4 Movement of substances into and out of cells
2.5 Nutrition
2.6 Respiration
2.7 Gas exchange
2.8 Transport
2.9 Excretion
2.10 Co-ordination and response

Unit 3 - Reproduction and Inheritance

3.1 Reproduction
3.2 Inheritance

Unit 4 - Ecology and Environment

4.1 The organism in the environment
4.2 Feeding relationships
4.3 Cycles within ecosystems
4.4 Human influences on the environment

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