A biologist examined a thin section of a plant root. The section contained several groups of similar cells. The groups had different structures and functions and worked together in the root.
Explain what this information shows about the levels of organisation in the root.
34 exam-style questions on AQA GCSE Biology 2.1 Principles of organisation, covering 2.1 Principles of organisation. Each one has a worked solution and a mark scheme showing where the marks go.