Biology 5090 · O Level · Diffusion and osmosis

Diffusion and osmosis — practice question

In dialysis, substances including glucose, mineral salts, urea and water pass between the patient’s blood and the dialysis fluid. Which processes cause these movements?

  • Aactive transport: yes; diffusion: yes
  • Bactive transport: no; diffusion: yes
  • Cactive transport: yes; diffusion: no
  • Dactive transport: no; diffusion: no

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