Alfred Russel Wallace developed the theory of natural selection independently of Darwin. Which of Wallace's studies provided evidence for natural selection?
the structure of molecules of DNA in the nucleus
warning colours in animals that are poisonous to eat
the inheritance of characteristics in pea plants
microorganisms in the air that cause food to decay
122 exam-style questions on OCR GCSE Biology 5.2 Natural selection and evolution, covering 5.2.1 Genetic variation within a population, 5.2.2 Developments in classification systems, 5.2.3 How evolution occurs through natural selection, 5.2.4 Evolution as change over time, 5.2.5 Evidence for evolution, and 5.2.6 Darwin and Wallace. Each one has a worked solution and a mark scheme showing where the marks go.