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

Movement into and out of cells — practice question

What takes place in the sieve tube elements of a photosynthesising leaf and an actively growing root?

  • Aleaf: water potential decreases; root: sugars are moved in
  • Bleaf: water potential decreases; root: sugars are moved out
  • Cleaf: water potential increases; root: sugars are moved in
  • Dleaf: water potential increases; root: sugars are moved out

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