GCSE Biology revision notes made for the Edexcel exam boards. This covers all the topics and modules for all specifications.
Topics that are covered include B1, B2 and B3.
B1 – Revision Notes:
- Adaptions
- Classification
- Drugs
- Effects of alcohol
- Ethics and organ transplants
- Evolution
- Food webs
- Homeostasis
- Hormones and Nerves
- Human activity and the Environment
- Indicator species
- Infectious diseases
- Insulin and Diabetes
- Physical and Chemical barriers
- Punnett squares and family pedigrees
- Reflexes
- The Carbon Cycle
- The Nervous System
- The Nitrogen Cycle
- Tropisms
- Uses of plant hormones
B2 – Revision Notes:
- Clones
- Enzymes
- Genetic engineering
- Meiosis
- Microscope
- Mitosis
- Mutations
- Osmosis
- Photosynthesis
- Plant cells and animal cells
- Plant transport systems
- Protein Synthesis
- Respiration
- Stem Cells
- The Discovery of DNA structure
- The Human Genome Project
B3 – Revision Notes:
- A GM future
- Biofuels
- Biological rhythms
- Biotechnology
- Blood vessels
- Breeding plants
- Cells make up tissues, organs and systems
- Enzyme Technology
- Enzymes in digestive system
- Factors affecting yoghurt making
- Fermenters
- Fertilisation
- Fossils and evolution
- Growth
- Microorganism growth
- Microorganisms for food
- Monoclonal antibodies
- Photoperiodism
- Plant defences
- Probiotics and prebiotics
- Sex determination
- The Digestive System
- The heart
- The kidneys
- The menstrual cycle has four stages
- Vaccines
- Villi
- White blood cells
