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Edexcel A A-level Biology Revision Notes

Edexcel A 1: Lifestyle, Health and Risk

Transcription (A-level Biology)

Structure of The Heart (A-level Biology)

Exchange in Capillaries (A-level Biology)

Structure and Function of Blood Vessels (A-level Biology)

Properties of Water (A-level Biology)

Structure of Water (A-level Biology)

Test for Lipids and Proteins (A-level Biology)

Tests for Carbohydrates (A-level Biology)

Phospholipid Bilayer (A-level Biology)

Phospholipids – Introduction (A-level Biology)

Edexcel A 2: Genes and Health

Chromosome Mutations (A-level Biology)

Transfer RNA (A-level Biology)

Messenger RNA (A-level Biology)

Features of the Genetic Code (A-level Biology)

Introducing the Genetic Code (A-level Biology)

Genes and Protein Synthesis (A-level Biology)

Gas Exchange in Plants (A-level Biology)

Gas Exchange in Insects (A-level Biology)

Lung Disease (A-level Biology)

Structure of the Lungs (A-level Biology)

Edexcel A 3: Voice of the Genome

Types of Variation (A-level Biology)

How Meiosis Produces Variation (A-level Biology)

Cell Division By Meiosis (A-level Biology)

Importance of Meiosis (A-level Biology)

Investigating Transport Across Membranes (A-level Biology)

Cell Division: Checkpoints and Mutations (A-level Biology)

Cell Division: Phases of Mitosis (A-level Biology)

Cell Division: The Cell Cycle (A-level Biology)

Cell Division: Chromosomes (A-level Biology)

Studying Cells: Electron Microscopes (A-level Biology)

Edexcel A 4: Biodiversity and Natural Resources

Biodiversity and Gene Technology (A-level Biology)

Calculating Genetic Diversity (A-level Biology)

Factors Affecting Biodiversity (A-level Biology)

Biodiversity Calculations (A-level Biology)

Introducing Biodiversity (A-level Biology)

The Three Domain System (A-level Biology)

Phylogeny and Classification (A-level Biology)

Classifying Organisms (A-level Biology)

Types of Selection (A-level Biology)

Mechanism of Natural Selection (A-level Biology)

Edexcel A 5: On the Wild Side

Reducing Biomass Loss (A-level Biology)

Sources of Biomass Loss (A-level Biology)

Transfer of Biomass (A-level Biology)

Measuring Biomass (A-level Biology)

Net Primary Production (A-level Biology)

Gross Primary Production (A-level Biology)

Trophic Levels (A-level Biology)

ATP as an Energy Source (A-level Biology)

The Synthesis and Hydrolysis of ATP (A-level Biology)

Limiting Factors of Photosynthesis (A-level Biology)

Edexcel A 6: Immunity, Infection & Forensics

Transport of Carbon Dioxide (A-level Biology)

Microbial Techniques (A-level Biology)

Bacteria, Antibiotics, and Other Medicines (A-level Biology)

Types of Immunity and Vaccinations (A-level Biology)

Structure and Function of Antibodies (A-level Biology)

The Adaptive Immune Response (A-level Biology)

The Innate Immune Response (A-level Biology)

Introduction to the Immune System (A-level Biology)

Primary Defences against Pathogens (A-level Biology)

Pathogens and Infectious Diseases (A-level Biology)

Edexcel A 7: Run for your Life

Sources of ATP During Contraction (A-level Biology)

The Ultrastructure of the Sarcomere During Contraction (A-level Biology)

The Role of Troponin and Tropomyosin (A-level Biology)

The Structure of Myofibrils (A-level Biology)

Slow and Fast Twitch Muscles (A-level Biology)

The Structure of Mammalian Muscles (A-level Biology)

How Muscles Allow Movement (A-level Biology)

Ectotherms and Endotherms (A-level Biology)

Thermoregulation (A-level Biology)

Controlling Heart Rate (A-level Biology)

Edexcel A 8: Grey Matter

The Nervous System (A-level Biology)

The Neuromuscular Junction (A-level Biology)

Features of Synapses (A-level Biology)

Inhibitory Synapses (A-level Biology)

Synaptic Transmission (A-level Biology)

The Structure of the Synapse (A-level Biology)

Factors Affecting the Speed of Transmission (A-level Biology)

Myelination (A-level Biology)

The Refractory Period (A-level Biology)

All or Nothing Principle (A-level Biology)

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