Slide Preview for AQA Biology Unit 1

Powerpoint Description:

Balanced diet, poor diets, metabolic rate, health problems caused by diet, heart disease, obesity, microbes, disease, antibodies and the role of white blood cells, antibiotics, fighting disease, painkillers, the spread of infection, using agar plates, the work of Simmelweiss, the nervous system, nervous reactions, conscious and reflex actions, nerve cells, synapses, homeostasis, fertility, birth control pills, IVF, plant growth, plant hormones, researching drugs, thalidomide, placebos, illegal drugs, steroids, adaptation, extreme environments, competition, extinct species, endangered species, pollution indicators, measuring environmental changes, biomass, food chains, pyramids of biomass, energy flow in a food chain, recycling organic matter, the carbon cycle, variation, sexual reproduction, genes and chromosomes, DNA, asexual reproduction, cloning plants and animals, genetic engineering, evolution, natural selection, Darwin and Lamarck and their views on the mechanism of evolution.