... size potatoes. * Concentration of sucrose, which is the dependent variable in this experiment. This will be altered in order to complete the experiment. * Timing for experiment, if longer then I should expect to see a different mass change. This should be kept constant, in my case it was 20 minutes this was kept the same, throughout the three experiments. Here is a diagram of my potato cell. This is a typical plant cell. The vacuole is where the sugar is held and this passes through the cell membrane and cell wall. This is the process of diffusion. Diffusion is when there is movement of gas naturally. For example, if a stink bomb was set off in room A, and the door was opened going through to room B then the smell will go there as well. Here is a diagram to show diffusion. My equipment in this experiment will include: ...

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