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Subjects
C
Cambridge
E
Pearson Edexcel
AQA
AQA
OCR
OCR
Competitive
Log in
Create free account
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Biology
Revision Notes
AS theory
Biology · Cambridge 9700
AS theory
11 chapters · 88 lessons
Collection
AS theory
AS Level Advanced Practical Skills
A Level Structured Questions
A Level Planning, Analysis and Evaluation
Expand all
01
Cell Structure
9 lessons · 3 topic areas
01
Microscopy & Measurement
2 lessons
Observing Cells
Measuring Cells
02
Eukaryotic Cells
5 lessons
Animal & Plant Cells
Protein Synthesis & Transport
Mitochondria, Chloroplasts & ATP
Plant Cell Boundaries
Cilia, Microvilli & Centrioles
03
Cell Types & Evidence
2 lessons
Bacteria & Viruses
Interpreting & Drawing Cells
Practise this chapter
02
Biological Molecules
9 lessons · 5 topic areas
01
Molecular Foundations
1 lesson
Building Biological Molecules
02
Carbohydrates
2 lessons
Glucose & Disaccharides
Polysaccharides: Storage & Support
03
Lipids
2 lessons
Triglycerides
Phospholipids
04
Proteins
2 lessons
Protein Structure
Haemoglobin & Collagen
05
Water & Tests
2 lessons
Water as a Biological Molecule
Tests for Biological Molecules
Practise this chapter
03
Enzymes
6 lessons · 3 topic areas
01
Enzyme Action
1 lesson
Enzyme Action
02
Investigating Enzymes
3 lessons
Measuring Enzyme Rates
Temperature & pH
Concentration, Vmax & Km
03
Control and Applications
2 lessons
Enzyme Inhibitors
Immobilised Enzymes
Practise this chapter
04
Cell Membranes and Transport
8 lessons · 3 topic areas
01
Membrane Structure
2 lessons
Membrane Structure & the Fluid Mosaic Model
Cell Signalling
02
Movement Across Membranes
4 lessons
Diffusion & Facilitated Diffusion
Size & Diffusion Models
Active Transport
Endocytosis & Exocytosis
03
Water Movement
2 lessons
Osmosis & Cell Responses
Estimating Tissue Water Potential
Practise this chapter
05
The Mitotic Cell Cycle
7 lessons · 3 topic areas
01
Chromosomes and the Cell Cycle
1 lesson
Chromosomes and the Cell Cycle
02
Mitosis and Cell Division
2 lessons
Mitosis and Cytokinesis
Observing Mitosis
03
Why Cell Division Matters
4 lessons
Why Mitosis Matters
Telomeres and Repeated Division
Stem Cells and Tissue Replacement
Uncontrolled Division and Tumours
Practise this chapter
06
Nucleic Acids and Protein Synthesis
7 lessons · 2 topic areas
01
Structure and Replication
3 lessons
Nucleotides and ATP
DNA and RNA Structure
DNA Replication
02
Protein Synthesis and Mutation
4 lessons
Genes, Codons and the Genetic Code
Transcription and RNA Splicing
Translation and tRNA
Gene Mutations
Practise this chapter
07
Transport in Plants
8 lessons · 3 topic areas
01
Transport Tissue Structure
4 lessons
Plant Transport Routes
Dicot Stem and Root Sections
Dicot Leaf Sections
Xylem and Phloem Structure
02
Water Transport
3 lessons
Soil to Xylem Water Pathways
Transpiration and Cohesion–Tension
Xerophyte Leaf Adaptations
03
Phloem Transport
1 lesson
Phloem Translocation
Practise this chapter
08
Transport in Mammals
9 lessons · 3 topic areas
01
Circulation and Exchange
4 lessons
Closed Double Circulation
Blood Cells and Plasma
Arteries and Veins: Structure and Observation
Capillaries, Tissue Fluid and Lymph
02
Gas Transport
2 lessons
Haemoglobin and Oxygen Transport
Carbon Dioxide Transport and the Bohr Effect
03
Heart and Cardiac Cycle
3 lessons
Heart Structure and Sections
Heart Valves and the Cardiac Cycle
Myogenic Heart Coordination
Practise this chapter
09
Gas Exchange
5 lessons · 2 topic areas
01
Airways
3 lessons
Human Gas Exchange System
Mucus, Cilia and Airway Health
Airway Sections and Plan Diagrams
02
Alveolar Gas Exchange
2 lessons
Alveoli and the Air–Blood Barrier
Gas Exchange: Gradients and Adaptations
Practise this chapter
10
Infectious Diseases
11 lessons · 2 topic areas
01
Diseases and Control
7 lessons
Pathogens, Hosts and Transmission
Comparing Disease Data
Cholera Transmission and Water Loss
Malaria and Its Vector
Tuberculosis Exposure and Control
HIV Infection and Control
Evaluating Disease Controls
02
Antibiotics and Resistance
4 lessons
Penicillin and Bacterial Walls
Interpreting Antibiotic Susceptibility
Antibiotic Resistance: Selection, Spread and Control
Unfamiliar Antibiotic Evidence
Practise this chapter
11
Immunity
9 lessons · 2 topic areas
01
Immune Response
4 lessons
Defence Cells and Phagocytosis
Antigen Recognition and the Primary Response
Antibody Structure, Action and Secretion
The Secondary Immune Response
02
Immunity and Antibodies
5 lessons
Active and Passive Immunity
Vaccination and Population Protection
Producing Monoclonal Antibodies
Monoclonal Antibody Uses
Interpreting Antibody Test Evidence
Practise this chapter