Complete revision bundle for IB Biology. Covers ALL 40 subtopics across Themes A, B, C, and D. Designed for both Standard Level and Higher Level students. Everything you need for exam success.

What’s inside?

40 complete revision guides – All syllabus subtopics from A1.1 to D4.3 organised into four themes.

Theme A: Unity and Diversity (7 guides) – A1.1 Water, A1.2 Nucleic Acids, A2.1 Origins of Cells (HL), A2.2 Cell Structure, A2.3 Viruses (HL), A3.1 Diversity of Organisms, A3.2 Classification and Cladistics (HL), A4.1 Evolution and Speciation, A4.2 Conservation of Biodiversity.

Theme B: Form and Function (10 guides) – B1.1 Carbohydrates and Lipids, B1.2 Proteins, B2.1 Membranes and Transport, B2.2 Organelles and Compartmentalisation, B2.3 Cell Specialisation, B3.1 Gas Exchange, B3.2 Transport, B3.3 Muscle and Motility (HL), B4.1 Adaptation to Environment, B4.2 Ecological Niches.

Theme C: Interaction and Interdependence (9 guides) – C1.1 Enzymes and Metabolism, C1.2 Cell Respiration, C1.3 Photosynthesis, C2.1 Chemical Signalling (HL), C2.2 Neural Signalling, C3.1 Integration of Body Systems, C3.2 Defence Against Disease, C4.1 Populations and Communities, C4.2 Transfers of Energy and Matter.

Theme D: Continuity and Change (12 guides) – D1.1 DNA Replication, D1.2 Protein Synthesis, D1.3 Mutation and Gene Editing, D2.1 Cell and Nuclear Division, D2.2 Gene Expression (HL), D2.3 Water Potential, D3.1 Reproduction, D3.2 Inheritance, D3.3 Homeostasis, D4.1 Natural Selection, D4.2 Stability and Change, D4.3 Climate Change.

Every guide includes – Priority heatmaps, NOS connections, TOK connections, IA sparks, linking questions, worked exam questions, predicted questions with mark schemes, knowledge checklists, colour-coded callouts, cross-topic links tables, confidence self-rating grids.

Key features: Complete syllabus coverage (SL + HL). Required examples and named organisms from IB Guide. Quantitative comparisons throughout. Command word guide. 2^n exponential growth calculations. Hardy-Weinberg and Chi-squared. Simpson’s Diversity Index. Water potential calculations. Melting point trends. Energy efficiency calculations. Mitotic index.

Perfect for: Full exam revision before mocks and final papers. Targeted review of any syllabus point. Students needing TOK connections for Exhibition and Essay. HL students requiring all HL-only content across all four themes.

Independently produced by Samata Reviews. Not affiliated with or endorsed by the International Baccalaureate Organization.

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#IBBiology #CompleteBundle #ThemesAtoD #FirstAssessment2025 #SL #HL #IBRevision #DPBiology #NOS #TOK #IA #ExamPreparation #BiologyBundle #All40Guides