A student wants to find the concentration of the cell contents of beetroot tissue.
Plan an investigation the student could carry out to find this concentration.
You should include the measurements the student would take and how the results would be used.
140 exam-style questions on AQA GCSE Biology 1.3 Transport in cells, covering 1.3.1 Diffusion, 1.3.2 Osmosis, and 1.3.3 Active transport. Each one has a worked solution and a mark scheme showing where the marks go.