The figure shows a nerve cell (neurone).
Figure: A nerve cell (neurone)

Give the function of a nerve cell.
Explain how the length of the axon adapts the nerve cell to its function.
The nerve endings of the cell in Figure 5 are branched.
Suggest how this helps the nervous system to work.
163 exam-style questions on AQA GCSE Biology 1.1 Cell structure, covering 1.1.1 Eukaryotes and prokaryotes, 1.1.2 Animal and plant cells, 1.1.3 Cell specialisation, 1.1.4 Cell differentiation, 1.1.5 Microscopy, and 1.1.6 Culturing microorganisms. Each one has a worked solution and a mark scheme showing where the marks go.