The table gives information about four medicines, W, X, Y and Z.
Table: Information about the effect of four medicines on a patient
| Medicine | Effect on the patient |
|---|---|
| W | Reduces the patient's fever, but the pathogen is still present after treatment |
| X | Kills the bacteria that are causing the patient's infection |
| Y | Reduces the patient's pain, but has no effect on the pathogen |
| Z | Kills the bacteria in the patient's throat, but has no effect on a cold |
Give the letters of the two medicines that are painkillers.
Give one piece of evidence from the table that medicine Z is an antibiotic.
A patient with a bacterial infection takes only medicine W. Explain why the patient does not recover any faster.
Suggest why a doctor might prescribe both medicine X and medicine Y to the same patient.
252 exam-style questions on AQA GCSE Biology 3.1 Communicable diseases, covering 3.1.1 Communicable (infectious) diseases, 3.1.2 Viral diseases, 3.1.3 Bacterial diseases, 3.1.4 Fungal diseases, 3.1.5 Protist diseases, 3.1.6 Human defence systems, 3.1.7 Vaccination, 3.1.8 Antibiotics and painkillers, and 3.1.9 Discovery and development of drugs. Each one has a worked solution and a mark scheme showing where the marks go.