Biology 0610 · IGCSE · Osmosis

Osmosis — practice question

Red blood cells were put into pure water. As water moved across the cell membrane, their appearance changed. What was responsible for this change in appearance?

  • Awater moved into cells, from higher to lower water potential: yes, from lower to higher water potential: no
  • Bwater moved into cells, from higher to lower water potential: no, from lower to higher water potential: yes
  • Cwater moved out of cells, from higher to lower water potential: yes, from lower to higher water potential: no
  • Dwater moved out of cells, from higher to lower water potential: no, from lower to higher water potential: yes

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