Biology 9700 · AS & A Level · Movement into and out of cells

Movement into and out of cells — practice question

What changes happen to the water potential and to the volume of liquid in the phloem sieve tube element as sucrose is moved from a photosynthesising leaf into the phloem sieve tube element?

  • Awater potential higher, volume of liquid decreases
  • Bwater potential higher, volume of liquid increases
  • Cwater potential lower, volume of liquid decreases
  • Dwater potential lower, volume of liquid increases

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