A-LevelBiologyCell membranes and transport9700/12 · May/June 2011 · Q171 Mark
When cylinders of potato tissue were immersed in a 0.35 mol dm-³ sucrose solution, they showed no change in mass. What will happen when cylinders are immersed in a 0.1 mol dm-³ sucrose solution?
AThe pressure potential of the cells will become more positive.
BThe solute potential of the cell will become more negative.
CThe water potential of the cells will become more negative.
DThe water potential of the solution will become less negative.
✓ Correct answer
A: The pressure potential of the cells will become more positive.
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