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GCSE Biology A (Triple) OCR
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GCSE Biology A (Triple) OCR
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GCSE Biology A (Triple) OCR
– Topics
Cell Level Systems
Photosynthesis
Biological Molecules
Anaerobic Respiration
Respiration
Enzymes
Protein Synthesis
DNA
Cells and Microscopy
Community Level Systems
Community Level Systems: Biomass Transfer
Community Level Systems: Pyramids of Biomass and Number
Community Level Systems: Food Chains and Food Webs
Community Level Systems: Ecosystems
Community Level Systems: Decomposition
Community Level Systems: The Nitrogen Cycle and the Water Cycle
Community Level Systems: The Carbon Cycle
Genes, Inheritance and Selection
Darwin and Wallace
Evidence for Evolution
Evolution and Natural Selection
Classification
Sex Chromosomes and the Work of Mendel
Genetic Diagrams
Comparing Asexual and Sexual Reproduction
Sexual Reproduction and Meiosis
Genetic Variants
Genes and Variation
Global Challenges
Using Genome Research in Medicine
Stem Cells in Medicine
Treating Cardiovascular Disease
Non-Communicable Diseases
Monoclonal Antibodies
Developing New Medicines
Antimicrobials
Vaccines and Medicines
The Human Immune System
Plant Diseases and Plant Defences
Preventing and Reducing Spread of Disease
How Diseases Spread
Health and Disease
Genetic Engineering
Selective Breeding
Increasing Agricultural Yields
Food Security
Impacts of Environmental Change
Maintaining Biodiversity
Human Impacts on Ecosystems
Transects
Keys and Factors Affecting Distribution
Distribution and Abundance
Organism Level Systems
Controlling Water Content
Controlling Blood Sugar Level
Homeostasis
Plant Growth Hormones
Hormones for Fertility and Contraception
Hormones in Reproduction
Hormones and Negative Feedback Systems
The Brain
The Eye
The Nervous System
Scaling Up
Transpiration
Plant Transport Systems
Blood
Blood Vessels
Circulatory System
Exchange Surfaces
Exchanging Substances
Osmosis
Diffusion and Active Transport
Cell Differentiation and Stem Cells
The Cell Cycle and Mitosis