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

Movement into and out of cells — practice question

Amino acids are transported from a phloem sieve tube element into a root cell. Which changes in water potential and in the volume of liquid inside the phloem sieve tube element are correct?

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

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