Biology 0610 · IGCSE · Active transport

Active transport — practice question

Which row gives the description of active transport?

  • Afrom a region of higher concentration to a region of lower concentration; particles move through a cell membrane: yes; energy required: no
  • Bfrom a region of higher concentration to a region of lower concentration; particles move through a cell membrane: no; energy required: no
  • Cfrom a region of lower concentration to a region of higher concentration; particles move through a cell membrane: no; energy required: yes
  • Dfrom a region of lower concentration to a region of higher concentration; particles move through a cell membrane: yes; energy required: yes

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