Transport across Cell Membranes — The cell-surface membrane; Passive transport (no energy needed); Active transport (needs energy); Factors affecting transport rate
Mass Transport and Gas Exchange — Why large organisms need mass transport; Gas exchange examples; The circulatory system (mammals); The cardiac cycle; Haemoglobin and oxygen transport
Mass Transport: The Mammalian Circulatory System — The Need for a Circulatory System; Structure of the Mammalian Circulatory System; The Heart; Blood Vessels
Gas Exchange Surfaces — Principles of Gas Exchange; Gas Exchange in Mammals: The Lungs; Gas Exchange in Other Organisms
Transport in Plants: Xylem Phloem and Translocation — Transport Systems in Plants; Water Transport in the Xylem; Translocation in the Phloem