Curriculum
IB Biology SL
Theme A — Unity and diversity
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Theme A — Unity and diversity
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5.1 Tool 1: Experimental Techniques
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5.2 Tool 2: Technology
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5.3 Tool 3: Mathematics
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A1.1 Water
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IB Biology SL A1.1 Water - Past paper MCQ
19 questionsPreview -
A1.2 Nucleic acids
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IB BIOLOGY SL - A1.2 Nucleic acids - MCQ
7 questionsPreview
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IB Biology SL A1.2 Nucleic acids - Past paper MCQ
9 questionsPreview
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A2.1 Origins of cells
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A2.1 Origins of cells – Exam questions
12 questionsPreview
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A2.2 Cell structure
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IB BIOLOGY SL - A2.2 Cell structure - MCQ
12 questionsPreview
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IB Biology SL A2.2 Cell structure - Past paper MCQ
40 questionsPreview
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A3.1 Diversity of organisms
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IB BIOLOGY SL - A3.1 Diversity of organisms - MCQ
6 questionsPreview
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IB Biology SL A3.1 Diversity of organisms - Past paper MCQ
6 questionsPreview
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A4.1 Evolution and speciation
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IB BIOLOGY SL - A4.1 Evolution and speciation - MCQ
10 questionsPreview
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IB Biology SL A4.1 Evolution and speciation - Past paper MCQ
6 questionsPreview
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A4.2 Conservation of biodiversity
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IB BIOLOGY SL - 20.4 Conservation — Past papers
10 questionsPreview
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IB Biology SL - Assignment: Theme A, Unity and diversity
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Theme B — Form and function
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Theme B — Form and function
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B1.1 Carbohydrates and lipids
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IB Biology SL B1.1 Carbohydrates and lipids - Past paper MCQ
83 questionsPreview
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B1.2 Proteins
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IB Biology SL B1.2 Proteins - Past paper MCQ
31 questionsPreview
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B2.1 Membranes and membrane transport
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IB Biology SL B2.1 Membranes and membrane transport - Past paper MCQ
27 questionsPreview
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B2.2 Organelles and compartmentalization
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B2.3 Cell specialization
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IB Biology SL B2.3 Cell specialization - Past paper MCQ
4 questionsPreview
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B3.1 Gas exchange
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IB Biology SL B3.1 Gas exchange - Past paper MCQ
16 questionsPreview
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B3.2 Transport
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IB Biology SL B3.2 Transport - Past paper MCQ
53 questionsPreview
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B4.1 Adaptation to environment
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IB Biology SL B4.1 Adaptation to environment - Past paper MCQ
7 questionsPreview
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B4.2 Ecological niches
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IB BIOLOGY SL - B1.1 Carbohydrates and lipids - MCQ
10 questionsPreview
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IB BIOLOGY SL - B1.2 Proteins - MCQ
2 questionsPreview
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IB BIOLOGY SL - B2.1 Membranes and membrane transport - MCQ
7 questionsPreview
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IB BIOLOGY SL - B2.2 Organelles and compartmentalization - MCQ
2 questionsPreview
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IB Biology SL B2.2 Organelles and compartmentalization - Past paper MCQ
33 questionsPreview
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IB BIOLOGY SL - B2.3 Cell specialization - MCQ
6 questionsPreview
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IB BIOLOGY SL - B3.1 Gas exchange - MCQ
10 questionsPreview
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IB BIOLOGY SL - B3.2 Transport - MCQ
10 questionsPreview
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IB BIOLOGY SL - B4.1 Adaptation to environment - MCQ
1 questionsPreview
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IB BIOLOGY SL - B4.2 Ecological niches - MCQ
2 questionsPreview
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IB Biology SL B4.2 Ecological niches - Past paper MCQ
3 questionsPreview
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2.4 Organelles & Compartmentalisation
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2.5 Cell Specialisation
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2.5 Cell Specialisation – Exam questions
7 questionsPreview
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IB Biology SL - Assignment: Theme B, Form and function
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3.4.1 Neurones: Structure and Function
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Theme C — Interaction and interdependence
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Theme C — Interaction and interdependence
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C1.1 Enzymes and metabolism
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IB BIOLOGY SL - C1.1 Enzymes and metabolism - MCQ
8 questionsPreview
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IB Biology SL C1.1 Enzymes and metabolism - Past paper MCQ
28 questionsPreview
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C1.2 Cell respiration
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IB BIOLOGY SL - 12.1 Respiration — Past papers
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IB BIOLOGY SL - C1.2 Cell respiration - MCQ
7 questionsPreview
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IB Biology SL C1.2 Cell respiration - Past paper MCQ
26 questionsPreview
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C1.3 Photosynthesis
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IB BIOLOGY SL - C1.3 Photosynthesis - MCQ
10 questionsPreview
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IB BIOLOGY SL - 6.1 Photosynthesis — Past papers
10 questionsPreview
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IB Biology SL C1.3 Photosynthesis - Past paper MCQ
31 questionsPreview
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C2.2 Neural signalling
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IB BIOLOGY SL - C2.2 Neural signalling - MCQ
10 questionsPreview
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IB Biology SL C2.2 Neural signalling - Past paper MCQ
32 questionsPreview
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C3.1 Integration of body systems
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IB BIOLOGY SL - C3.1 Integration of body systems - MCQ
5 questionsPreview
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IB BIOLOGY SL - C3.1 Integration of body systems - MCQ
7 questionsPreview
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IB Biology SL C3.1 Integration of body systems - Past paper MCQ
8 questionsPreview
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C3.2 Defence against disease
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IB BIOLOGY SL - C3.2 Defence against disease - MCQ
9 questionsPreview
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IB Biology SL C3.2 Defence against disease - Past paper MCQ
40 questionsPreview
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C4.1 Populations and communities
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IB BIOLOGY SL - C4.1 Populations and communities - MCQ
4 questionsPreview
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IB Biology SL C4.1 Populations and communities - Past paper MCQ
15 questionsPreview
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C4.2 Transfers of energy and matter
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IB BIOLOGY SL - C4.2 Transfers of energy and matter - MCQ
10 questionsPreview
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IB Biology SL C4.2 Transfers of energy and matter - Past paper MCQ
36 questionsPreview
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IB Biology SL - Assignment: Theme C, Interaction and interdependence
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Theme D — Continuity and change
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Theme D — Continuity and change
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D1.1 DNA replication
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IB BIOLOGY SL - D1.1 DNA replication - MCQ
2 questionsPreview
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IB Biology SL D1.1 DNA replication - Past paper MCQ
21 questionsPreview
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D1.2 Protein synthesis
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IB BIOLOGY SL - D1.2 Protein synthesis - MCQ
10 questionsPreview
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IB Biology SL D1.2 Protein synthesis - Past paper MCQ
37 questionsPreview
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D1.3 Mutation and gene editing
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IB BIOLOGY SL - 18.2 Mutation — Past papers
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IB BIOLOGY SL - D1.3 Mutation and gene editing - MCQ
2 questionsPreview
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IB Biology SL D1.3 Mutation and gene editing - Past paper MCQ
9 questionsPreview
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D2.1 Cell and nuclear division
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IB BIOLOGY SL - D2.1 Cell and nuclear division - MCQ
3 questionsPreview
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IB Biology SL D2.1 Cell and nuclear division - Past paper MCQ
64 questionsPreview
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D2.3 Water potential
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IB BIOLOGY SL - D2.3 Water potential - MCQ
2 questionsPreview
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IB Biology SL D2.3 Water potential - Past paper MCQ
5 questionsPreview
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D3.1 Reproduction
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IB BIOLOGY SL - D3.1 Reproduction - MCQ
10 questionsPreview
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IB Biology SL D3.1 Reproduction - Past paper MCQ
15 questionsPreview
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D3.2 Inheritance
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IB BIOLOGY SL - D3.2 Inheritance - MCQ
10 questionsPreview
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IB Biology SL D3.2 Inheritance - Past paper MCQ
34 questionsPreview
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D3.3 Homeostasis
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IB BIOLOGY SL - 14.6 Homeostasis — Past papers
10 questionsPreview
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IB BIOLOGY SL - D3.3 Homeostasis - MCQ
10 questionsPreview
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IB Biology SL D3.3 Homeostasis - Past paper MCQ
23 questionsPreview
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D4.1 Natural selection
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IB BIOLOGY SL - D4.1 Natural selection - MCQ
7 questionsPreview
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IB Biology SL D4.1 Natural selection - Past paper MCQ
17 questionsPreview
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D4.2 Stability and change
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IB Biology SL D4.2 Stability and change - Past paper MCQ
3 questionsPreview
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D4.3 Climate change
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IB BIOLOGY SL - D4.3 Climate change - MCQ
9 questionsPreview
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IB Biology SL D4.3 Climate change - Past paper MCQ
15 questionsPreview
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IB Biology SL - Assignment: Theme D, Continuity and change
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4.11.1 Causes of Climate Change
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4.11.2 Impact of Climate Change
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5. Tools
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5. Tools
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5.1.1 Safety, Ethical and Environmental Issues in Biology
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5.1.2 Measuring Variables in Biology
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5.1.3 Applying Techniques in Biology
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5.2.1 Applying Technology to Collect Data in Biology
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5.2.2 Applying Technology to Process Data in Biology
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5.3.1 Applying General Mathematics in Biology
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5.3.2 Using Units, Symbols and Numerical Values in Biology
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5.3.3 Processing Uncertainties in Biology
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5.3.4 Graphing in Biology
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6. Inquiry Process
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6. Inquiry Process
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3.3.1 The Process of Photosynthesis
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6.1.1 Exploring in Biology
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6.1.2 Designing in Biology
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6.1.3 Controlling Variables in Biology
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6.2.1 Collecting Data in Biology
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6.2.2 Processing Data in Biology
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6.2.3 Interpreting Results in Biology
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6.3.1 Concluding in Biology
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6.3.2 Evaluating in Biology
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Additional lessons
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1.3.2 Cell Theory- Skills
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1.3.3 Microscopes
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1.3.9 Cell Types and Structures- Skills
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1.3.10 Drawing Cells- Skills
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1.5.2 Evidence of Evolution
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1.5.3 Convergent Evolution
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1.6.2 Reasons for Extinction
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1.6.3 Ecosystem Loss
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1.6.4 Loss of Biodiversity
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1.6.5 How to Preserve Biodiversity
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2.1.1 Properties of Carbon
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2.1.2 Macromolecules
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2.1.3 Carbohydrates: Definition, Functions and Examples
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2.1.4 Role of Glycoproteins
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2.1.6 Fatty Acids
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2.1.7 Phospholipids
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2.2.1 Formation of Proteins
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2.2.2 The Variety of Proteins
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2.2.3 Protein Structure: Effect of pH and Temperature
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2.3.1 Lipid Bilayers
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2.3.2 Membrane Proteins
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2.3.4 Glycolipids and Glycoproteins
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2.3.5 The Fluid Mosaic Model: Skills
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2.4.1 Cell Organelles
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2.4.2 Cell Compartmentalisation
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2.5.1 Stem Cells
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2.6.1 Gas Exchange in Organisms
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2.6.2 Mammalian Lungs: Adaptations
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2.6.3 Mechanism of Ventilation
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2.6.4 Measuring Lung Volumes: Skills
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2.6.5 Gas Exchange in Plants
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2.6.6 Drawing Leaf Structure: Skills
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2.6.7 Determining Stomatal Density: Skills
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2.7.1 Blood Vessels
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2.7.2 Identifying Blood Vessels
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2.7.3 Measuring Pulse Rate
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2.7.4 Coronary Heart Disease
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2.7.5 The Transpiration Stream
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2.7.6 Adaptations of Xylem Vessels
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2.7.7 Drawing Root and Stem Structure
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2.8.1 Habitats
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2.8.2 Abiotic Factors and Species Distribution
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2.8.3 Species Distribution Skills
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2.8.4 Abiotic Factors in Marine and Terrestrial Habitats
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2.8.5 Biomes
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2.9.2 Methods of Nutrition
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2.9.3 Nutrition in Hominidae
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2.9.4 Nutrition: Adaptations of Organisms
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2.9.5 Competition Between Species
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3.1.1 Metabolism: Enzymes and Reactions
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3.1.2 Enzyme Action
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3.1.3 Enzyme Activity Skills
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3.1.4 Enzyme Reaction Rates Skills
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3.1.5 Activation Energy Skills
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3.2.1 Adenosine Triphosphate (ATP)
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3.2.3 Cell Respiration Skills
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3.3.2 Separating Photosynthetic Pigments
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3.3.3 Absorption Spectra
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3.3.4 Absorption and Action Spectra Skills
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3.3.5 Limiting Factors of Photosynthesis
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3.3.6 Carbon Dioxide Enrichment Experiments
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3.4.2 Nerve Impulses
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3.4.3 Nerve Impulses: Skills
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3.4.4 Synapses
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3.5.1 Integration in Living Organisms
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3.5.2 The Nervous System
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3.5.3 Reflex Arc and Movement Control
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3.5.4 Epinephrine and Melatonin
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3.5.5 Control Mechanisms
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3.6.1 Pathogens
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3.6.2 Barriers to Pathogens: Skin and Mucous Membranes
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3.6.3 Blood Clotting
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3.6.4 The Immune System
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3.6.5 White Blood Cells
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3.6.6 Adaptive Immune Response
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3.6.7 HIV and AIDS
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3.6.8 Antibiotics
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3.6.9 Antibiotic Resistance
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3.6.10 Zoonoses
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3.6.11 Vaccines and Immunity
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3.6.12 Evaluating COVID-19 Data: Skills
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3.7.1 Populations in Ecosystems
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3.7.2 Estimating Population Size
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3.7.3 Limiting Population Size
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3.7.4 Limiting Population Size: Examples
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3.7.5 Population Growth Curves: Skills
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3.7.6 Populations: Intraspecific Relationships
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3.7.7 Community: Interspecific Relationships
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3.7.8 Interspecific Competition
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3.7.9 Chi-Squared Test: Skills
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3.8.1 Ecosystems as Open Systems
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3.8.2 Energy Flow in Ecosystems
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3.8.3 Obtaining Carbon Compounds in Ecosystems
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3.8.4 Trophic Levels
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3.8.5 Pyramids of Energy: Skills
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3.8.6 Energy Losses
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3.8.7 Primary and Secondary Production
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3.8.8 The Carbon Cycle
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3.8.9 Nutrient Cycling
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4.1.2 Electrophoresis and PCR
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4.1.3 Electrophoresis and PCR: Applications
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4.2.1 Transcription in Protein Synthesis
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4.2.2 Translation in Protein Synthesis
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4.2.3 The Genetic Code
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4.2.4 Protein Structure and Mutations
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4.3.1 Gene Mutations
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4.3.2 Consequences of Gene Mutations
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4.3.3 Mutations and Genetic Variation
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4.4.1 Cell Division
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4.4.3 Mitosis
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4.4.4 Mitosis: Skills
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4.4.5 Meiosis
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4.5.1 Osmosis
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4.5.2 Osmosis in Cells
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4.5.3 Osmosis: Skills
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4.6.1 Sexual and Asexual Reproduction
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4.6.2 Sexual Reproduction
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4.6.3 The Menstrual Cycle
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4.6.4 Fertilisation
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4.6.5 Plant Reproduction
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4.6.6 Pollination
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4.6.7 Seed Dispersal and Germination
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4.7.1 Genetic Inheritance and Genetic Crossing
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4.7.2 Inheritance: Terminology
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4.7.3 Inheriting Alleles
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4.7.4 Sex Determination
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4.7.5 Pedigree Charts
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4.7.6 Continuous Variation: Skills
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4.8.1 Homeostasis: Maintaining the Internal Environment
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4.8.2 Regulation of Blood Glucose
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4.8.3 Thermoregulation
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4.9.1 Natural Selection and Evolution
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4.9.2 Selection Pressures
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4.9.3 Selection Pressures: Skills
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4.10.1 Stability in Ecosystems
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4.10.2 Ecosystem Stability: Skills
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4.10.3 Keystone Species
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4.10.4 Sustainability in Ecosystems and Agriculture
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4.10.5 Eutrophication
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4.10.6 The Effects of Pollution
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4.10.7 Restoring Ecosystems
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4.11.3 Carbon Sequestration
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