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

Movement into and out of cells — practice question

Which statement about how water moves from roots to leaves is not correct?

  • AA continuous column of water is partly maintained by the attraction of water molecules to cellulose.
  • BHydrogen bonding between water molecules enables mass flow of water.
  • CHydrostatic pressure in xylem vessel elements is higher in roots than in leaves.
  • DWater potential changes throughout the length of the xylem vessel elements.

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