A health centre recorded the percentage of bacterial infection samples in which the bacteria were not killed by antibiotic Y.
| Year | Samples in which bacteria were not killed by antibiotic Y (%) |
|---|---|
| 2018 | 8 |
| 2024 | 26 |
Calculate the increase in the percentage of samples in which the bacteria were not killed by antibiotic Y between 2018 and 2024.
Explain why the change shown in the table could make these bacterial infections harder to treat.
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.