A2 Biology - DNA profiling (OCR A Chapter 21.1)
A2 Biology - Resting potential and action potential (OCR A Chapter 13.4)
AS Biology - Pathogens and transmission (OCR A Chapter 12.1-3)
AS Biology - Immune response OVERVIEW (OCR A Chapter 12.5-6)
A2 Biology - Transcriptional control of gene expression (OCR A Chapter 19.2)
A2 Biology - Biotechnology overview (OCR A Chapters 22.4-8)
A2 Biology - Endocrine system and hormone types (OCR A Chapter 14.1)
A2 Biology - The brain (OCR A Chapter 13.7)
A2 Biology - Plant hormones OVERVIEW (OCR A Chapter 16)
AS Biology - Phagocytosis (OCR A Chapter 12.5)
A2 Biology - Monogenic inheritance (OCR A Chapter 20.2)
A2 Biology - The liver (OCR A Chapter 15.4)
A2 Biology - Aerobic respiration stage 4: Oxidative phosphorylation (OCR A Chapter 18.4)
AS Biology - Variation (OCR A Chapter 10.5)
AS Biology - Cell-mediated immunity (OCR A Chapter 12.6)
A2 Biology - Hardy-Weinberg principle (OCR A Chapter 20.5)
AS Biology - Humoral immunity (OCR A Chapter 12.6)
A2 Biology - Genetic engineering (OCR A Chapter 21.4)
AS Biology - Mammalian heart structure (OCR A Chapter 8.5)
AS Biology - Translocation (1): Phloem loading (OCR A Chapter 9.4)
AS Biology - Cell cycle (OCR A Chapter 6.1)
AS Biology - Evidence for evolution (OCR A Chapter 10.4)
A2 Biology - Structure and function of the adrenal gland (OCR A Chapter 14.1)
AS Biology - Translation (OCR A Chapter 3.10)
AQA GCSE - B1.6-10 Cell transport OVERVIEW
A2 Biology - Selective reabsorption (OCR A Chapter 15.5)
A2 Biology - Respiratory substrates (OCR A Chapter 18.6)
AS Biology - T- and B-lymphocytes (OCR A Chapter 12.6)
AS Biology - Plant defences against pathogens (OCR A Chapter 12.4)
A2 Biology - Nephron structure (OCR A Chapter 15.5)
A2 Biology - Translational and post-translational gene expression control (OCR A Chapter 19.2)
AS Biology - Transpiration (OCR A Chapter 9.3)
AS Biology - Carbon dioxide transport in red blood cells (OCR A Chapter 8.4)
A2 Biology - Tropisms (OCR A Chapter 16.4)
A2 Biology - Role and control of synapses (OCR A Chapter 13.5)
AS Biology - Basics of enzymes (OCR A Chapter 4.1)
A2 Biology - Cholinergic synapses (OCR A Chapter 13.5)
A2 Biology - Organisation of the nervous system (OCR A Chapter 13.6)
A2 Biology - Chloroplast structure (OCR A Chapter 17.3)
AS Biology - Gas exchange in insects (OCR A Chapter 7.4)
AS Biology - Cardiac cycle (OCR A Chapter 8.5)
A2 Biology - Phenotypic ratios (OCR A Chapter 20.4)
A2 Biology - Structure of the sliding filament model (OCR A Chapter 13.9-10)
AS Biology - Nucleotide structure (OCR A Chapter 3.8)
A2 Biology - Calvin cycle: The light-independent stage (OCR A Chapter 17.3)
AS Biology - Celllulose structure (OCR A Chapter 3.3)
AS Biology - Oxygen dissociation curve (OCR A Chapter 8.4)
A2 Biology - Histology of the pancreas (OCR A Chapter 14.2)
A2 Biology - Controlling heart rate (OCR A Chapter 14.6)
A2 Biology - Aerobic respiration stages 2-3: Link reaction + Krebs cycle (OCR A Chapter 18.2-3)
A2 Biology - Reflexes (OCR A Chapter 13.8)
AS Biology - Tissue fluid formation (OCR A Chapter 8.3)
A2 Biology - Nitrogen cycle (OCR A Chapter 23.3)
A2 Biology - Mechanism of sliding filament model (OCR A Chapter 13.10)
AS Biology - Biodiversity and sampling OVERVIEW (OCR A Chapters 11.1-5)
A2 Biology - DNA sequencing (OCR A Chapter 21.2)
AS Biology - Translocation (2): Mass flow & Phloem unloading (OCR A Chapter 9.4)
A2 Biology - Action of adrenaline (OCR A Chapter 14.5)
AS Biology - Transcription (OCR A Chapter 3.10)
AS Biology - Transport systems in plants (OCR A Chapter 9.1)