A-Level
University
12. Energy and respiration
13. Photosynthesis
14. Homeostasis
- 14.01 Overview: Homeostasis
- 14.02 Internal Environment
- 14.03 Negative Feedback (Homeostatic Control)
- 14.04 Excretion in Mammals
- 14.05 Structure and Histology of the Kidney
- 14.06 Ultrafiltration and Urine Production
- 14.07 Identify Parts of a Nephron in Images
- 14.08 Control of Water Content and the Role of ADH
- 14.09 Control of Blood Glucose
- 14.10 Homeostasis in Plants
- 14.12 Past Paper Practice
- 14.21 Chapter Summary
14. End of Chapter Questions
15. Control and coordination
- 15.01 Coordination in Organisms
- 15.02 Nervous Communication
- 15.03 Myelin
- 15.04 Neuronal Impulse Transmission
- 15.05 Receptors
- 15.06 Synapses
- 15.07 Muscle Structure and Contraction
- 15.08 Control and Coordination in Plants
- 15.09 Plant Hormones
- 15.10 Chapter Summary
- 15.12 Past Paper Practice
- 15.21 Chapter Summary
16. Inheritance
- 16.01 Gametes and Reproduction
- 16.02 Haploid and Diploid Cells
- 16.03 Meiosis
- 16.04 Genetic Variation
- 16.05 Genes, Alleles, Genotype and Phenotype
- 16.06 Monohybrid Inheritance and Genetic Diagrams
- 16.07 F1, F2, and Test Crosses
- 16.08 Sex Linkage
- 16.09 Dihybrid Inheritance
- 16.10 Epistasis
- 16.11 Autosomal Linkage and Crossing Over
- 16.12 Chi-Squared (χ²)
- 16.13 Gene-Protein-Phenotype Relationship
- 16.14 Gene Control in Prokaryotes
- 16.15 Transcription Factors in Eukaryotes
- 16.16 Chapter Summary
- 16.18 Past Paper Practise
17. Selection and evolution
- 17.01 Variation in Populations
- 17.02 Continuous and Discontinuous Variation
- 17.03 Natural Selection
- 17.04 Selection Pressures and Survival
- 17.05 Genetic Drift, Founder Effect, and Evolutionary Bottlenecks
- 17.06 Hardy–Weinberg Principle
- 17.07 Artificial Selection
- 17.08 Evolution and Speciation
- 17.09 Genetic Isolation and Speciation
- 17.10 Evolutionary Relationships
- 17.12 Chapter Summary
- 17.13 Past Paper Practise
18. Classification, biodiversity and conservation
- 18.01 Classification: The Species Concept
- 18.02 Hierarchical Classification
- 18.03 Three Domains – Bacteria, Archaea, and Eukarya
- 18.04 Four Kingdoms of the Domain Eukarya
- 18.05 Kingdom Protoctista
- 18.06 Kingdom Fungi
- 18.07 Kingdom Plantae
- 18.08 Kingdom Animalia
- 18.09 Viruses
- 18.10 Biodiversity
- 18.10 End of Chapter Questions
- 18.11 Ecosystems and Habitats
- 18.12 Species Diversity and Genetic Diversity
- 18.13 Assessing Species Diversity
- 18.14 Sampling
- 18.15 Estimating Abundance of Mobile Animals and Measuring Species Diversity
- 18.16 Systematic Sampling
- 18.17 Correlation
- 18.18 Maintaining Biodiversity
- 18.19 Protecting Endangered Species
19. Genetic technology
P2. Practical skills
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01. Cell structure
- 1.01 Cells & Viruses
- 1.02 Animal and Plant Cells and Organelles
- 1.03 Drawing Cells
- 1.04 Units of Measurement and Organelle Sizes
- 1.05 Electromagnetic Spectrum
- 1.06 Light Microscope
- 1.06 Electron Microscope
- 1.07 Resolution & Magnification
- 1.08 Measuring cells
- 1.09 Practicals: Organelles, Cells and Viruses
- 1.10 Chapter Summary
- 1.12 Past Paper Practise
02. Biological molecules
- 02.01 Biochemistry Principals
- 02.02 Building Blocks of Life
- 02.03 Water
- 02.04 Monomers, Polymers, and Macromolecules
- 02.05 Carbohydrates
- 02.06 Cellulose
- 02.07 Lipids & Triglycerides
- 02.08 Alcohols and Esters
- 02.09 Phospholipids
- 02.10 Proteins
- 02.11 Protein Levels of Organization
- 02.12 Practical: Food test
- 02.13 Chapter Summary
03. Enzymes
- 03.01 Enzymes
- 03.02 Enzymes: Mode of Action
- 03.03 Enzyme: Product Formation
- 03.04 Enzyme Action: Temperature
- 03.05 Enzyme Action: pH
- 03.06 Enzyme Action: Enzyme Concentration
- 03.07 Enzyme Action: Substrate Concentration
- 03.08 Enzyme Affinities
- 03.09 Enzyme Inhibitors
- 03.10 Immobilising Enzymes
- 03.11 Practical: Enzymes
- 03.12 Chapter Summary
- 03.14 Past Paper Questions
04. Cell membranes and transport
- 4.01 Overview: Cell Membrane
- 4.02 Phospholipid Bilayer
- 4.03 Membrane Proteins
- 4.04 Membrane Lipids
- 4.05 Carbohydrates, Glycoproteins & Glycolipids
- 4.06 Cell Signalling & Response
- 4.07 Overview: Mechanisms of Transport Across Membranes
- 4.08 Diffusion
- 4.09 Osmosis
- 4.10 Active Transport & Bulk Transport
- 4.11 Practicals: Diffusion & Osmosis
- 4.12 Chapter Summary
04. End of Chapter Questions
05. Mitosis and Cell Cycle
06. Nucleic acids & protein synthesis
07. Transport in plants
- 7.01 Plant Overview
- 7.02 Vascular System: Xylem and Phloem
- 7.03 Structure of Stems, Roots, and Leaves
- 7.04 Biological Drawings
- 7.05 Transport of Water
- 7.06 Xerophytes
- 7.07 Water: Soil → Root Hairs
- 7.08 Water: Roots → leaves
- 7.10 Water: Leaves → atmosphere
- 7.11 Transport of Assimilates in Plants
- 7.12 Chapter Summary
08. Transport in mammals
- 8.01 Transport Systems in Animals
- 8.02 Circulatory System
- 8.03 Blood Vessels
- 8.04 Tissue Fluid & Lymph
- 8.05 Blood
- 8.06 Haemoglobin (Bohr + Diss. Curve)
- 8.07 Gas Transport In The Blood
- 8.08 Heart Anatomy and Blood Flow Dynamics
- 8.09 Electrical Conduction System of the Heart
- 8.10 Practical: Blood & Blood Vessels
- 8.11 Chapter Summary
09. Gas exchange
10. Infectious disease
11. Immunity
AS Practicals
- P.01 Overview of Practical Skills
- P.02 Experimental Skills
- P.03 Variables
- P.04 Practical: Colorimeter
- P.05 Standardising or Changing Variables
- P.06 Controls
- P.07 Accuracy, Precision, and Replicates
- P.08 Recording Quantitative Results
- P.09 Displaying Data: Graphs, Bar Charts, and Histograms
- P.10 Making Conclusions
- P.11 Describing Data
- P.12 Making Calculations from Data
- P.13 Explaining Experimental Results
- P.14 Identifying Sources of Error and Suggesting Improvements
- P.15 Biological Drawings
- P.16 Chapter Summary
- P.17 End of Chapter Questions
2016 (Feb/Mar)
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2016 (May/June)
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2017 (Feb/Mar)
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2017 (May/June)
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2018 (Feb/Mar)
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2018 (May/June)
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2019 (Feb/Mar)
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2019 (May/June)
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2020 (Feb/Mar)
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2020 (May/June)
2021 (Feb/Mar)
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2021 (May/June)
2022 (Feb/Mar)
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2022 (May/June)
2023 (Feb/Mar)
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2023 (May/June)
- 2023 May/June – Paper 12
- 2023 May/June – Examiner's Report
- 2023 May/June – Grade Boundary
- 2023 May/June – Paper 13
- 2023 May/June – Paper 21
- 2023 May/June – Paper 22
- 2023 May/June – Paper 23
- 2023 May/June – Paper 31
- 2023 May/June – Paper 32
- 2023 May/June – Paper 33
- 2023 May/June – Paper 34
- 2023 May/June – Paper 35
- 2023 May/June – Paper 41
- 2023 May/June – Paper 42
- 2023 May/June – Paper 43
- 2023 May/June – Paper 51
- 2023 May/June – Paper 52
- 2023 May/June – Paper 53
- 2023 Summer – Multiple Choice 1A
2023 (Oct/Nov)
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2024 (Feb/Mar)
2024 (Oct/Nov)
- 2024 AS Multiple Choice W1
- 2024 AS Multiple Choice W2
- 2024 AS Multiple Choice W3
- 2024 Oct/Nov – Paper 21
- 2024 Oct/Nov – Paper 22
- 2024 Oct/Nov – Paper 23
- 2024 Oct/Nov – Paper 31
- 2024 Oct/Nov – Paper 33
- 2024 Oct/Nov – Paper 34
- 2024 Oct/Nov – Paper 35
- 2024 Oct/Nov – Paper 36
- 2024 Oct/Nov – Paper 41
- 2024 Oct/Nov – Paper 42
- 2024 Oct/Nov – Paper 43
- 2024 Oct/Nov – Paper 51
- 2024 Oct/Nov – Paper 52
- 2024 Oct/Nov – Paper 53
2024 (Summer)
- 2024 A2 Stats S1
- 2024 A2 Stats S2
- 2024 A2 Stats S3
- 2024 A2 Structured S1
- 2024 A2 Structured S2
- 2024 A2 Structured S3
- 2024 AS Multiple Choice S1
- 2024 AS Multiple Choice S2
- 2024 AS Multiple Choice S3
- 2024 AS Practical S1
- 2024 AS Practical S2
- 2024 AS Practical S3
- 2024 AS Practical S4
- 2024 AS Practical S5
- 2024 AS Structured S1
- 2024 AS Structured S2
- 2024 AS Structured S3