Cylinder X had a starting mass of 2.00 g and gained 0.20 g. Cylinder Y had a starting mass of 5.00 g and gained 0.40 g. Which statement about the two cylinders is correct?
X gained a greater percentage of its starting mass than Y
Y gained a greater percentage of its starting mass than X
Both gained the same percentage of their starting mass
The percentage change cannot be found from these data
58 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.