Topic Questions Mark Schemes Section 1: Biological Molecules Carbohydrates 1 Carbohydrates MS 1 Carbohydrates 2 Carbohydrates MS 2 Carbohydrates 3 Carbohydrates MS 3 Carbohydrates 4 Carbohydrates MS 4 Lipids 1 Lipids MS 1 Lipids 2 Lipids MS 2 Proteins 1 Proteins MS 1 Proteins 2 Proteins MS 2 Proteins 3 Proteins MS 3 Proteins 4 Proteins MS 4 DNA & Protein Synthesis 1 DNA & Protein Synthesis MS 1 DNA & Protein Synthesis 2 DNA & Protein Synthesis MS 2 DNA & Protein Synthesis 3 DNA & Protein Synthesis MS 3 DNA & Protein Synthesis 4 DNA & Protein Synthesis MS 4 DNA & Protein Synthesis 5 DNA & Protein Synthesis MS 5 DNA & Protein Synthesis 6 DNA & Protein Synthesis MS 6 DNA & Protein Synthesis 7 DNA & Protein Synthesis MS 7 Enzymes 1 Enzymes MS 1 Enzymes 2 Enzymes MS 2 Enzymes 3 Enzymes MS 3 Enzymes 4 Enzymes MS 4 Inorganic Ions 1 Inorganic Ions MS 1 Inorganic Ions 2 Inorganic Ions MS 2 水 水MS Section 2: Cells, Viruses & Reproduction of Living Things Eukaryotic & Prokaryotic Cell Structure & Function 1 Eukaryotic & Prokaryotic Cell Structure & Function MS 1 Eukaryotic & Prokaryotic Cell Structure & Function 2 Eukaryotic & Prokaryotic Cell Structure & Function MS 2 Eukaryotic & Prokaryotic Cell Structure & Function 3 Eukaryotic & Prokaryotic Cell Structure & Function MS 3 Eukaryotic & Prokaryotic Cell Structure & Function 4 Eukaryotic & Prokaryotic Cell Structure & Function MS 4 Eukaryotic & Prokaryotic Cell Structure & Function 5 Eukaryotic & Prokaryotic Cell Structure & Function MS 5 Eukaryotic & Prokaryotic Cell Structure & Function 6 Eukaryotic & Prokaryotic Cell Structure & Function MS 6 Eukaryotic & Prokaryotic Cell Structure & Function 7 Eukaryotic & Prokaryotic Cell Structure & Function MS 7 Viruses 1 Viruses MS 1 Viruses 2 Viruses MS 2 Eukaryotic Cell Cycle & Division 1 Eukaryotic Cell Cycle & Division MS 1 Eukaryotic Cell Cycle & Division 2 Eukaryotic Cell Cycle & Division MS 2 Eukaryotic Cell Cycle & Division 3 Eukaryotic Cell Cycle & Division MS 3 Eukaryotic Cell Cycle & Division 4 Eukaryotic Cell Cycle & Division MS 4 性Reproduction in Mammals 1 性Reproduction in Mammals MS 1 性Reproduction in Mammals 2 有性生殖在哺乳动物,2 性Reproduction in Mammals 3 性Reproduction in Mammals MS 3 性Reproduction in Plants 1 性Reproduction in Plants MS 1 性Reproduction in Plants 2 性Reproduction in Plants MS 2 Section 3: Classification & Biodiversity Classification 1 Classification MS 1 Classification 2 Classification MS 2 Classification 3 Classification MS 3 Classification 4 Classification MS 4 Natural Selection 1 Natural Selection MS 1; Natural Selection 2 Natural Selection MS 2 Natural Selection 3 Natural Selection MS 3 Natural Selection 4 Natural Selection MS 4 Natural Selection 5 Natural Selection MS 5 Natural Selection 6 Natural Selection MS ;6 Biodiversity 1 Biodiversity MS 1 Biodiversity 2 Biodiversity MS 2 Biodiversity 3 Biodiversity MS 3 Biodiversity 4 Biodiversity MS 4 Section 4: Exchange & Transport Surface Area to Volume Ratio Surface Area to Volume Ratio MS Cell Transport Mechanisms 1 Cell Transport Mechanisms MS 1 Cell Transport Mechanisms 2 Cell Transport Mechanisms MS 2 Cell Transport Mechanisms 3 Cell Transport Mechanisms MS 3 Cell Transport Mechanisms 4 Cell Transport Mechanisms MS 4 Gas Exchange 1 Gas Exchange MS 1 Gas Exchange 2 Gas Exchange MS 2 Gas Exchange 3 Gas Exchange MS 3 Circulation 1 Circulation MS 1 Circulation 2 Circulation MS 2 Circulation 3 Circulation MS 3 Circulation 4 Circulation MS 4 Circulation 5 Circulation MS 5 Circulation 6 Circulation MS 6 Circulation 7 Circulation MS 7 Circulation 8 Circulation MS 8 Transport of gases in the blood Transport in Gases in the Blood MS Transport in Plants 1 Transport in Plants MS 1 Transport in Plants 2 Transport in Plants MS 2 Section 5: Energy for Biological Processes Aerobic Respiration 1 Aerobic Respiration MS 1 Aerobic Respiration 2 Aerobic Respiration MS 2 Link Reaction & Krebs Cycle Link Reaction & Krebs Cycle MS Oxidative Phosphorylation Oxidative Phosphorylation MS Anaerobic Respiration Anaerobic Respiration MS Photosynthesis & Photosynthesis Pigments 1 Photosynthesis & Photosynthesis Pigments MS 1 Photosynthesis & Photosynthesis Pigments 2 Photosynthesis & Photosynthesis Pigments MS 2 Photosynthesis & Photosynthesis Pigments 3 Photosynthesis & Photosynthesis Pigments MS 3 Photosynthesis & Photosynthesis Pigments 4 Photosynthesis & Photosynthesis Pigments MS 4 Section 6: Microbiology & Pathogens Microbial Techniques 1 Microbial Techniques MS 1 Microbial Techniques 2 Microbial Techniques MS 2 Microbial Techniques 3 Microbial Techniques MS 3 Bacteria as Pathogens 细菌病原体的女士 Action of Antibiotics 1 Action of Antibiotics MS 1 Action of Antibiotics 2 Action of Antibiotics MS 2 Response to Infection 1 Response to Infection MS 1 Response to Infection 2 Response to Infection MS 2 Response to Infection 3 Response to Infection MS 3 Response to Infection 4 Response to Infection MS 4 Response to Infection 5 Response to Infection MS 5 Response to Infection 6 Response to Infection MS 6 Section 7: Modern Genetics 通用电气ne Sequencing 通用电气ne Sequencing MS Factors affecting Gene Expression Factors affecting Gene Expression MS Stem Cells 1 Stem Cells MS 1 Stem Cells 2 Stem Cells MS 2 Stem Cells 3 Stem Cells MS 3 基因技术1 通用电气ne technology MS 1 通用电气ne technology 2 通用电气ne technology MS 2 通用电气ne technology 3 通用电气ne technology MS 3 Section 8: Origins of Genetic Variation Transfer of Genetic Variation 1 Transfer of Genetic Variation MS 1 Transfer of Genetic Variation 2 Transfer of Genetic Variation MS 2 Transfer of Genetic Variation 3 Transfer of Genetic Variation MS 3 Transfer of Genetic Variation 4 Transfer of Genetic Variation MS 4 Transfer of Genetic Variation 5 Transfer of Genetic Variation MS 5 Transfer of Genetic Variation 6 Transfer of Genetic Variation MS 6 Transfer of Genetic Variation 7 Transfer of Genetic Variation MS 7 通用电气ne Pools 通用电气ne Pools MS Section 9:Control Systems Chemical control in mammals Chemical control in mammals MS Chemical control in plants Chemical control in plants MS Structure & Function of the Mammal Nervous System 1 Structure & Function of the Mammal Nervous System MS 1 Structure & Function of the Mammal Nervous System 2 Structure & Function of the Mammal Nervous System MS 2 Structure & Function of the Mammal Nervous System 3 Structure & Function of the Mammal Nervous System MS 3 Nervous Transmission 1 Nervous Transmission MS 1 Nervous Transmission 2 Nervous Transmission MS 2 Nervous Transmission 3 Nervous Transmission MS 3 Nervous Transmission 4 Nervous Transmission MS 4 Nervous Transmission 5 Nervous Transmission MS 5 Effects of drugs on the nervous system Effects of drugs on the nervous system MS Detection of Light by Mammals Detection of Light by Mammals MS Control of Heart Rate in Mammals Control of Heart Rate in Mammals MS Osmoregulation & Temperature Regulation 1 Osmoregulation & Temperature Regulation MS 1 Osmoregulation & Temperature Regulation 2 Osmoregulation & Temperature Regulation MS 2 Section 10: Nature of Ecosystems The nature of ecosystems The nature of ecosystems MS Energy transfer through ecosystems 1 Energy transfer through ecosystems MS 1 Energy transfer through ecosystems 2 Energy transfer through ecosystems MS 2 Energy transfer through ecosystems 3 Energy transfer through ecosystems MS 3 Energy transfer through ecosystems 4 Energy transfer through ecosystems MS 4 Change in ecosystems 1 Change in ecosystems MS 1 Change in ecosystems2 Change in ecosystems MS 2 Change in ecosystems 3 Change in ecosystems MS 3 Human effects of ecosystems 1 Human effects of ecosystems MS 1 Human effects of ecosystems 2 Human effects of ecosystems MS 2 Human effects of ecosystems 3 Human effects of ecosystems MS 3 Human effects of ecosystems 4 Human effects of ecosystems MS 4 Human effects of ecosystems 5 Human effects of ecosystems MS 5 More Resources Past Papers Ace Your Exams Join now