CIE 9700 | Biology Notes & Exam Help

Concise and complete notes for CIE AS Biology Topic 8 (Part 1): Gas Exchange in Humans. Includes: • Structure of the lungs and alveoli • Ventilation mechanism (inhalation/exhalation) • Adaptations for efficient gas exchange • Role of diaphragm and intercostal muscles • Explanation of diffusion gradients and gas transport • Labeled diagrams and key exam points Based on the 2024 CIE 9700 syllabus. Ideal for Paper 2 and Paper 3 revision.

Clear and concise notes covering Diseases, Immunity, and Antibodies for Cambridge International AS Level Biology (9700). These notes include key definitions, detailed explanations, and clearly organized content following the syllabus requirements. Ideal for quick revision and exam preparation. Includes: Pathogen types and transmission The immune response Antibody structure and function Vaccination and immunity types HIV and malaria case studies Perfect for students aiming ...

Full topic notes for CIE AS Biology Topic 6: Nucleic Acids, based on the 2024 syllabus. Includes: • Structure of DNA and RNA • Base pairing and hydrogen bonding • DNA replication (semi-conservative model) • Genetic code and triplet codons • Transcription and translation steps Ideal for Paper 1, 2, and 3 revision. Clear layout, with bullet-point summaries and comparison tables.

Clear and concise notes covering CIE AS Biology Topic 7: Transport in Plants. Includes: • Structure and function of xylem & phloem • Transpiration stream and transpiration pull • Translocation and mass flow hypothesis • Diagrams and explanations of key processes • Adaptations of plants for transport Ideal for Paper 2 and Paper 3 revision based on the 2024 syllabus (9700).

Complete summary notes for CIE AS Level Biology - Topic 8: Transport in Mammals based on the 2024 syllabus. Includes: • Structure and function of the heart • Pressure and volume changes • Blood vessels and circulation • Valves and cardiac cycle • Diagrams and labelled visuals Perfect for quick revision and exam preparation. Designed for Paper 2 and Paper 3.