Scientists use the emergence of antibiotic-resistant bacteria as evidence for Darwin's theory of evolution by natural selection.
Explain how the emergence of antibiotic-resistant bacteria supports Darwin's theory of evolution by natural selection.
44 exam-style questions on Edexcel GCSE Biology 4.1 Evolution and natural selection, covering 4.1.1 Work of Darwin and Wallace and 4.1.2 Resistant organisms and evolution. Each one has a worked solution and a mark scheme showing where the marks go.