Sliced strawberries are mixed with a concentrated sugar syrup. After several hours, liquid has collected in the bowl and the strawberry pieces have become soft.
Explain why the strawberry pieces became soft.
The concentration of the sugar syrup must remain unchanged. Suggest when the syrup should be added to limit how much the strawberries soften before they are served.
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.