During preclinical testing a promising drug is tested on live animals after it has been tested on cells and tissues. What information does testing on live animals give that testing on cells and tissues cannot?
Whether the drug has any effect on the cells that it is designed to target
How the drug behaves in a whole organism with different organ systems
Whether the drug kills the bacteria that cause the disease being treated
How much of the drug can be made cheaply enough to sell to patients
176 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.