Slide Preview for AQA Biology Unit 3

Powerpoint Description:

Use this slideshow to help you teach the Biology Unit 3 module. It covers: diffusion, osmosis, sports drinks, active transport, diffusion in the villi and lungs, the respiratory system, ventilation, artificial ventilation, root hair cells, leaf structure, water loss and the role of stomata, the circulatory system, how the heart works, double circulation, arteries, veins and capillaries, heart disease, mending the heart, the four parts of blood, xylem and phloem, transpiration, homeostasis, kidneys and how they work, dialysis, kidney transplants, controlling body temperature, controlling blood sugar levels, diabetes, population growth, pollution, water pollution, deforestation, the greenhouse effect, biogas, food chains, energy flow through a food chain, sustainable development.