CIE A Level Biology Revision Notes

Concise resources for the CIE A Level Biology course.

First teaching 2020

Last exams 2024

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1. Cell Structure

1.1 The Microscope in Cell Studies 1.2 Cells as the Basic Units of Living Organisms

2. Biological Molecules

2.1 Testing for Biological Molecules 2.2 Carbohydrates & Lipids 2.3 Proteins

3. Enzymes

3.1 Mode of Action of Enzymes 3.2 Factors that Affect Enzyme Action

4. Cell Membranes & Transport

4.1 Fluid Mosaic Membranes 4.2 Movement into & out of Cells

5. The Mitotic Cell Cycle

5.1 Replication & Division of Nuclei & Cells 5.2 Chromosome Behaviour in Mitosis

6. Nucleic Acids & Protein Synthesis

6.1 Structure of Nucleic Acids & Replication of DNA 6.2 Protein Synthesis

7. Transport in Plants

7.1 Structure of Transport Tissues 7.2 Transport Mechanisms

8. Transport in Mammals

8.1 The Circulatory System 8.2 Transport of Oxygen & Carbon Dioxide 8.3 The Heart

9. Gas Exchange

9.1 The Gas Exchange System

10. Infectious Diseases

10.1 Infectious Diseases 10.2 Antibiotics

11. Immunity

11.1 The Immune System 11.2 Antibodies & Vaccination

12. Energy & Respiration

12.1 Energy 12.2 Respiration

13. Photosynthesis

13.1 Photosynthesis as an Energy Transfer Process 13.2 Investigation of Limiting Factors

14. Homeostasis

14.1 Homeostasis in Mammals 14.2 Homeostasis in Plants

15. Control & Coordination

15.1 Control & Coordination in Mammals 15.2 Control & Coordination in Plants

16. Inheritance

16.1 Passage of Information from Parents to Offspring 16.2 The Roles of Genes in Determining the Phenotype 16.3 Gene Control

17. Selection & Evolution

17.1 Variation 17.2 Natural & Artificial Selection 17.3 Evolution

18. Classification, Biodiversity & Conservation

18.1 Classification 18.2 Biodiversity 18.3 Conservation

19. Genetic Technology

19.1 Principles of Genetic Technology 19.2 Genetic Technology Applied to Medicine 19.3 Genetically Modified Organisms in Agriculture Missing a Subject or Exam Board? Tell us

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