CIE AS & A Level Biology 9700: Concise Summary Notes A Level PhysicsA Level MathsA Level ChemistryA Level Biology Cambridge International AS Level Biology 9700 Concise Summarry Notes AS Level subject content Topic 1: Cell structure1.1 The microscope in cell studies1.2 Cells as the basic units of living organisms Topic 2: Biological molecules2.1 Testing for biological molecules2.2 Carbohydrates and lipids2.3 Proteins2.4 Water Topic 3: Enzymes3.1 Mode of action of enzymes3.2 Factors that affect enzyme action Topic 4: Cell membranes and transport4.1 Fluid mosaic membranes4.2 Movement into and out of cells Topic 5: The mitotic cell cycle5.1 Replication and division of nuclei and cells5.2 Chromosome behaviour in mitosis Topic 6: Nucleic acids and protein synthesis6.1 Structure of nucleic acids and replication of DNA6.2 Protein synthesis Topic 7: Transport in plants7.1 Structure of transport tissues7.2 Transport mechanisms Topic 8: Transport in mammals8.1 The circulatory system8.2 Transport of oxygen and carbon dioxide8.3 The heart Topic 9: Gas exchange9.1 The gas exchange system Topic 10: Infectious diseases10.1 Infectious diseases10.2 Antibiotics Topic 11: Immunity11.1 The immune system11.2 Antibodies and vaccination Cambridge International A Level Biology 9700 Concise Summarry Notes A Level subject content Topic 12: Energy and respiration12.1 Energy12.2 Respiration Topic 13: Photosynthesis13.1 Photosynthesis as an energy transfer process13.2 Investigation of limiting factors Topic 14: Homeostasis14.1 Homeostasis in mammals14.2 Homeostasis in plants Topic 15: Control and coordination15.1 Control and coordination in mammals15.2 Control and coordination in plants Topic 16: Inheritance16.1 Passage of information from parents to offspring16.2 The roles of genes in determining the phenotype16.3 Gene control Topic 17: Selection and evolution17.1 Variation17.2 Natural and artificial selection17.3 Evolution Topic 18: Classification, biodiversity and conservation18.1 Classification18.2 Biodiversity18.3 Conservation Topic 19: Genetic technology19.1 Principles of genetic technology19.2 Genetic technology applied to medicine19.3 Genetically modified organisms in agriculture