Infection and response
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AQA Trilogy Science: Infection and response
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Topic Student Checklist
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4.3.1 Communicable diseasesExplain what a pathogen is and how pathogens are spread (inc how viruses, bacteria, protists and fungi are spread in animals and plants)
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Explain how pathogenic bacteria and viruses cause damage in the body
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Explain how the spread of diseases can be reduced or prevented
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Describe measles, HIV and tobacco mosaic virus as examples of viral pathogens
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Describe salmonella food poisoning and gonorrhoea as examples of bacterial pathogens
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Describe the signs, transmission and treatment of rose black spot infection in plants as an example of fungal pathogens
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Describe the symptoms, transmission and control of malaria, including knowledge of the mosquito vector as an example of a prototist pathogen
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Describe defences that stop pathogens entering the human body (inc skin, nose, trachea & windpipe, stomach)
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Recall the role of the immune system
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Describe how white blood cells destroy pathogens
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Describe how vaccination works, including at the population level
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Explain how antibiotics and painkillers are used to treat diseases, including their limitations
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Describe how sources for drugs have changed over time and give some examples
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Describe how new drugs are tested, including pre-clinical testing and clinical trials (inc double blind trials and placebos)
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