These IB Biology full-topic notes are a complete and high-scoring resource written by a student who achieved Grade 7—the highest possible level in the IB Diploma Programme. Spanning 184 pages, this document covers all core and higher level (HL) topics as outlined by the official IB syllabus.
Perfect for both Standard Level (SL) and Higher Level (HL) students, these notes are concise, clear, and diagram-rich, designed to reinforce understanding and maximize IB exam success.
Core Topics (SL & HL):
- Topic 1: Cell Biology
Cell structure, membrane transport, origin of cells, cell division - Topic 2: Molecular Biology
Biomolecules, water, enzymes, DNA, proteins, and metabolism - Topic 3: Genetics
Chromosomes, inheritance, gene expression, Punnett squares - Topic 4: Ecology
Ecosystems, energy flow, carbon cycle, species interactions - Topic 5: Evolution and Biodiversity
Natural selection, cladistics, speciation, classification - Topic 6: Human Physiology
Digestive system, gas exchange, circulation, hormones, defense
Higher Level (HL) Topics:
- Topic 7: Nucleic Acids
DNA replication, transcription, translation, gene expression - Topic 8: Metabolism, Cell Respiration & Photosynthesis
Enzyme pathways, Krebs cycle, chemiosmosis, light-dependent reactions - Topic 9: Plant Biology
Transport, reproduction, photoperiodism, growth regulation - Topic 10: Genetics and Evolution
Gene linkage, polygenic traits, Hardy-Weinberg, speciation mechanisms - Topic 11: Animal Physiology
Muscle contraction, kidney function, antibody production, fertilization
Highlights:
- Student-Written, Grade 7 Level: Crafted by a top-performing IB student for other students.
- All-in-One Coverage: Core and HL content in one file—perfect for both levels.
- Diagrams and Definitions: Visual learning supported with clear labels and IB-aligned terminology.
- Exam-Focused Layout: Key terms, summaries, and concepts ready for Paper 1, 2, and 3.
Best Suited For:
- IB Biology students (SL & HL)
- Tutors and teachers needing supplemental materials
- Self-study candidates preparing for May or November sessions
- Revision, mock exam prep, and IA support
Whether you’re revising for finals or learning topics for the first time, this IB Biology master note set provides a trusted and student-friendly companion to ace the IB exam with confidence.
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