Year 8 Biology Revision Podcasts Section 1 – Cells and Respiration The Scientific Method Cells Respiration and Nutrition Section 2 – Humans as Organisms Digestion and Movement Growing Up The Menstrual Cycle Having a Baby Gas Exchange Drugs and Fighting Disease Summary of Section 2 Section 3 – Plants as Organisms Plant Reproduction Plant Nutrition Photosynthesis Experiments The Importance of Plants and the Carbon Cycle Summary of Section 3 Section 4 – Inheritance, Variation and Classification DNA and Inheritance Variation and Inherited and Environmental Variation Classification and Using Keys Summary of Section 4 Section 5 – Living things in their Enviroment Interdependance and Food Webs Adaptations Population Size Protecting Living Things Summary of Section 5