IB DP Biology C1.3 Photosynthesis - Condensed Topic Notes 2026

IB DP Biology Condensed Topic Notes Bundle - Section C Interaction 2026

IB DP Biology: Quick Study Bundle Section C Interaction – Condensed Revision Outline A helpful, exam-ready resource for teachers and students. This abridged and structured revision guide bundle is designed to help IB DP Biology students revising Section C: Interaction by condensing key syllabus content into a clear, accessible format. It provides full coverage of required concepts while simplifying complex processes, making it an effective tool for both classroom teaching and independent study. Why This Resource? • Covers Every Assessment Statement – Aligned with the IB Biology syllabus to ensure all required content from Section C is included. • Structured for Easy Review – Information is organised into clear, manageable sections to support rapid comprehension and efficient exam revision. • Interactive and Engaging – Digital checkboxes allow students to track progress as they complete each revision section. • Time-Saving for Teachers – Ready to use as a teaching aid, revision sheet, or exam preparation guide with minimal preparation needed. What Is Inside? Enzymes – Enzyme structure, active sites, factors affecting activity, inhibition, and reaction rates. Cell Respiration – Glycolysis, link reaction, Krebs cycle, oxidative phosphorylation, and aerobic versus anaerobic pathways. Photosynthesis – Chloroplast structure, light dependent reactions, Calvin cycle, limiting factors, and adaptations. Chemical Signalling – Types of signalling, receptors, transduction pathways, second messengers, and responses. Neural Signalling – Resting potential, action potentials, synapses, neurotransmitters, and signal integration. Integration of Body Systems – Homeostasis, feedback systems, and coordination between nervous and endocrine control. Defense Against Disease – Innate and adaptive immunity, antibodies, vaccination, and pathogen responses. Populations and Communities – Population growth, interactions, succession, and biodiversity measures. Transfers of Energy and Matter – Trophic levels, energy pyramids, nutrient cycling, and human impacts. List of essential keywords and definitions for Section C topics. This resource is: • Concise and Effective – Reduces information overload while reinforcing essential ideas. • Exam-Focused – Covers core IB DP Biology content in an assessment-ready format. • Versatile Use – Suitable for daily lessons, revision sessions, flipped classrooms, and exam preparation. Use this revision bundle to strengthen your teaching resources and provide students with a focused, structured approach to mastering the Interaction section of the IB DP Biology course.