1. Cells

• 1.1 Cell Structure & Function
• 1.2 Specialised Cells, Tissues & Organs

2. Classification

• 2.1 Concept & Use of a Classification System
• 2.2 Features of Organisms

3. Movement into & out of Cells

• 3.1 Diffusion & Osmosis
• 3.2 Active Transport

4. Biological Molecules

• 4.1 Biological Molecules

5. Enzymes

• 5.1 Enzyme Action
• 5.2 Effects of Temperature & pH

6. Plant Nutrition

• 6.1 Photosynthesis
• 6.2 Leaf Structure
• 6.3 Mineral Nutrition

7. Transport in Flowering Plants

• 7.1 Uptake & Transport of Water and Ions
• 7.2 Transpiration & Translocation

8. Human Nutrition

• 8.1 Diet
• 8.2 Human Digestive System
• 8.3 Absorption & Assimilation

9. Human Gas Exchange

• 9.1 Human Gas Exchange

10. Respiration

• 10.1 Respiration
• 10.2 Aerobic Respiration
• 10.3 Anaerobic Respiration

11. Transport in Humans

• 11.1 Circulatory System
• 11.2 The Heart
• 11.3 Blood Vessels
• 11.4 Blood

12. Disease & Immunity

• 12.1 Disease
• 12.2 Antibiotics
• 12.3 Immunity

13. Excretion in Humans

• 13.1 Excretion
• 13.2 Urinary System

14. Coordination & Control

• 14.1 Mammalian Nervous System
• 14.2 Mammalian Sense Organs
• 14.3 Mammalian Hormones
• 14.4 Homeostasis
• 14.5 Temperature Control
• 14.6 Blood Glucose Control

15. Coordination & Response in Plants

• 15.1 Coordination & Response in Plants

16. Development of Organisms & Continuity of Life

• 16.1 Nuclear Division
• 16.2 Asexual & Sexual Reproduction
• 16.3 Sexual Reproduction in Plants
• 16.4 Sexual Reproduction in Humans

17. Inheritance

• 17.1 Variation
• 17.2 DNA
• 17.3 Inheritance
• 17.4 Selection

18. Biotechnology & Genetic Modification

• 18.1 Biotechnology
• 18.2 Genetic Modification

19. Relationships of Organisms with one another & with the Environment

• 19.1 Energy Flow
• 19.2 Nutrient Cycles
• 19.3 Ecosystems & Biodiversity
• 19.4 Effects of Humans on Ecosystems
• 19.5 Conservation