GCSE · OCR Gateway
Biology
Study any subtopic of GCSE Biology OCR Higher (J247) with videos, revision notes, quizzes, flashcards, exam questions and past papers. Everything is mapped straight to the specification so you only cover what you need to know.
3.1 - The Nervous System & Reflexes3.2 - The Eye - Structure3.3 - The Eye - Accommodation & Defects3.4 - The Brain3.5 - The Endocrine System3.6 - Adrenaline & Thyroxine3.7 - Puberty & the Menstrual Cycle3.8 - Contraception3.9 - Fertility Treatment3.10 - Plant Hormones & Tropisms3.11 - Uses of Plant Hormones3.12 - Homeostasis3.13 - Thermoregulation3.14 - Regulating Blood Glucose3.15 - Diabetes3.16 - Kidneys - Excretion & Water Balance3.17 - Kidneys - The Nephron
5.1 - DNA, Chromosomes & the Genome5.2 - Alleles & Phenotype5.3 - Variation5.4 - Mutations5.5 - Sexual & Asexual Reproduction5.6 - Meiosis5.7 - Advantages of Sexual & Asexual Reproduction5.8 - Genetic Diagrams5.9 - Family Pedigrees5.10 - Sex Determination5.11 - The Work of Mendel5.12 - Classification5.13 - Natural Selection & Evolution5.14 - Evidence for Evolution5.15 - Antibiotic Resistance5.16 - Darwin & Wallace
6.1 - Human Impact on Biodiversity6.2 - Land Use6.3 - Maintaining Biodiversity6.4 - Effects of Global Warming6.5 - Indicator Species6.6 - Food Security6.7 - Selective Breeding6.8 - Genetic Engineering6.9 - Benefits & Risks of GM6.10 - Health & Disease6.11 - Communicable Disease & Pathogens6.12 - Preventing the Spread of Disease6.13 - Viral Diseases6.14 - Bacterial, Protist & Fungal Diseases6.15 - Plant Diseases6.16 - The Immune System6.17 - Vaccination6.18 - Antibiotics & Painkillers6.19 - Culturing Microorganisms6.20 - Developing New Medicines6.21 - Monoclonal Antibodies6.22 - Pregnancy Testing6.23 - Non-Communicable Disease6.24 - Cardiovascular Disease6.25 - Cancer6.26 - Stem Cells in Medicine6.27 - The Human Genome
7.1 - Using a Light Microscope7.2 - Osmosis in Plant Tissue7.3 - Food Tests7.4 - Effect of pH, Temperature & Concentration on Enzyme Activity7.5 - Culturing Microorganisms & Testing Antimicrobials7.6 - Rate of Aerobic Respiration7.7 - Breathing & the Effect of Exercise7.8 - Rate of Photosynthesis7.9 - Testing a Leaf for Photosynthesis7.10 - Reaction Time7.11 - Field Sampling with Quadrats7.12 - Distribution Along a Transect7.13 - Investigating the Products of Respiration (Carbon Dioxide & Heat)