Taxonomists use molecular phylogenetics to determine the evolutionary relationships among several newly discovered plant species.
Which of the following features would they analyze for this type of classification?
The anatomical structure of the leaf epidermis
The sequence of nucleotides in a specific chloroplast gene
The ecological niche and growth habit of the plant
The number of sepals and petals in the flowers
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.