The statements describe some of the steps in natural selection. 1 Individuals with the characteristics best suited to the environment survive. 2 There is variation between the individuals in a population. 3 The alleles for these characteristics are passed on to the offspring. 4 These individuals reproduce. What is the correct order of the steps?
1, 2, 4, 3
2, 1, 4, 3
2, 4, 1, 3
1, 4, 2, 3
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.