Innovative * Interactive * International Collins IGCSE Biology has been developed to give maximum support for students studying for the Edexcel (London Examinations) GCSE. International case studies are used throughout, 'localising' learning. An interactive CD ROM, supporting study and revision, and practical work, is included. The book provides a complete match to the Edexcel (London) GCSE Biology Specification. HOW TO GET THE BEST FROM THIS BOOK THE NATURE AND VARIETY OF LIVING ORGANISMS Characteristics of living organisms; Variety of living organisms STRUCTURES AND FUNCTIONS IN LIVING ORGANISMS Levels of organisation; Cell structure; Biological molecules; Movement of substances; Nutrition in plants; Nutrition in humans; Respiration; Gas exchange in plants; Gas exchange in humans; Transport; Excretion; Co-ordination and response REPRODUCTION AND INHERITANCE Reproduction; Inheritance ECOLOGY AND THE ENVIRONMENT The organism in the environment; Feeding relationships; Cycles within ecosystems; Human influences on the environment USE OF BIOLOGICAL RESOURCES Food production; Selective breeding; Genetic modification; Cloning ILLUSTRATED GLOSSARY The accompanying CD ROM provides support for study, revision and practical work. * Interactive questions * Video experiments for common practical tasks