🧬Biology SL

IB DP Biology SL — same core topics as HL with reduced depth and one option. Suited for students wanting biology breadth without HL workload.

Topics

• Cell BiologyExam-focused IB Biology SL Cell Biology study guide covering cell theory, prokaryote/eukaryote ultra…
• Molecular BiologyComprehensive guide for IB Biology SL Molecular Biology, covering water properties, biomolecules, DN…
• GeneticsMaster IB Biology HL Genetics with this exam-focused guide covering Mendelian inheritance, sex linka…
• EcologyMaster IB Biology HL Ecology for your IBO exam: covers energy flow, biogeochemical cycles, populatio…
• Evolution and BiodiversityAligned to the 2025 IBO DP Biology SL syllabus, this study guide covers evidence for evolution, natu…
• Human PhysiologyComprehensive study guide for IB Biology SL Human Physiology, covering digestion, circulatory system…

Exam-frequency analysis: which topics in this subject come up most often →