←Infection and response
From Paper 1, Higher
Describe how measles and HIV are spread and how the spread can be reduced.
From Paper 1, Higher
Explain how a vaccine protects a person against a disease.
From Paper 1, Higher
Describe the stages in developing a new drug.
From Paper 1, Higher
Explain why antibiotics cannot be used to treat viral infections.
From Paper 1, Higher
Describe three ways white blood cells defend the body.
From Paper 1, Higher
Explain what a double-blind trial is and why it is used.
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This paper is written by Plasmo in the style of the AQA GCSE Biology exam. It is not a past paper and is not produced or endorsed by the exam board.