Used in pregnancy tests... GCSE Edexcel Biology Revision & Study (2025)

Communicable Diseases Respiration Transport in Cells Organisation: Digestion Plant Disease Monoclonal Antibodies Food Production The Human Nervous System Organisation of an Ecosystem Cell Division Cell Structure Classification of Living Organisms Reproduction Plant Hormones Trophic Levels in an Ecosystem Photosynthesis Hormones: Maintaining Blood Homeostasis 1.1 Cell Structure 1.2 Cell Division 1.3 Transport in Cells 2.1 Organisation: Digestion 3.1 Communicable Diseases 3.2 Monoclonal Antibodies 3.3 Plant Disease 4.1 Photosynthesis 4.2 Respiration 5.1 The Human Nervous System 5.2 Hormones: Maintaining Blood Homeostasis 5.4 Plant Hormones 6.1 Reproduction 6.4 Classification of Living Organisms 7.2 Organisation of an Ecosystem 7.4 Trophic Levels in an Ecosystem 7.5 Food Production Prokaryotes and eukaryotes Sub-cellular structures Specialised cells Microscopy Core Practical: Drawing specimen from microscope Magnification Enzymes Core Practical: Investigating rate of enzymes Core Practical: Food Tests Energy in food Diffusion, Osmosis, and Active Transport Core Practical: Investigating osmosis in potatoes Sexual and asexual reproduction Sexual vs asexual reproduction Meiosis – sexual reproduction Mitosis vs miosis Alleles DNA - Deoxyribose Nucleic Acid Mutations Protein synthesis Genetic Diagrams Variation Inheritance of group bloods Mendel The human genome project Evolution Darwin and Wallace Fossil evidence from human evolution More evidence for evolution Classification Selective breeding Tissue Culture Genetic engineering GMOS and human population growth Viruses STIs – Sexually Transmitted Diseases Plant diseases defences Plant diseases ongoing... Fighting disease Second line of defence Memory lymphocytes Immunisation Monoclonal antibodies Target cancer cells... Aseptic technique Non-communicable Diseases Measures of obesity Cardiovascular diseases Photosynthesis Investigating the effect of light intensityon photosynthesis rate Limiting factors on photosynthesis Transport in plants Stomata Transpiration Plant hormones Investigating plant growth responses Hormones Adrenaline Thyroxin (negative feedback) Menstrual cycle Controlling fertility Homeostasis Blood glucose concentration Diabetes when homeostasis doesn’t work Thermoregulation Osmoregulation (neg. feedback) The kidneys Exchange of materials Circulatory system- blood Circulatory system- blood vessels Circulatory system- heart Respiration Investigating respiration Definitions Ecosystems Investigating ecosystems Energy transfer Pyramid of biomass Human impacts on biodiversity Food security Carbon cycle Water cycle Nitrogen cycle Indicator species Decomposition