B1.1.4 Pathogens and disease 0.0 / 5 ? BiologyMicrobes and diseaseGCSEAQA Created by: amyhollandCreated on: 25-02-16 20:39 What do pathogens cause? Infectious diseases 1 of 7 What are pathogens? Tiny microorganisms- usually bacteria or viruses 2 of 7 How do bacteria or viruses make you feel ill? By entering the body, reproducing rapidly and producing toxins 3 of 7 How do viruses work? They damage cells when they reproduce inside them 4 of 7 What is a virus? DNA wrapped in protein 5 of 7 What did Semmelweiss realise? That infection could be transferred from person to person in a hospital 6 of 7 What did he tell doctors to do and what was their reaction? To wash their hands, but they didn't take him seriously 7 of 7
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