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IGCSE Biology
Topic 4: Biological Molecules
Topic 5: Enzymes
Topic 6: Plant Nutrition
Topic 7: Human Nutrition
Topic 9: Transport in Animals
Topic 10: Diseases and Immunity
Topic 11: Gas Exchange in Humans
Topic 12: Respiration
Topic 13: Excretion in Humans
Topic 14: Coordination and Response
Topic 15: Drugs
Topic 16: Reproduction
Topic 17: Inheritance
Topic 18: Variation and Selection
Topic 19: Organisms and Their Environment
Topic 20: Human Inheritance on Ecosytems
Topic 21: Biotechnology and Genetic Modification
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