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

Movement into and out of cells — practice question

The diagram illustrates molecule X moving into a cell. Which row indicates a characteristic of molecule X and the effect that the concentration of ATP in the cytoplasm has on the rate at which molecule X enters?

  • Anon-polar; affects rate of entry of molecule X
  • Bnon-polar; has no effect on rate of entry of molecule X
  • Cpolar; affects rate of entry of molecule X
  • Dpolar; has no effect on rate of entry of molecule X

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