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CAIE A-Level Biology 13.1.3 Sites of Photosynthesis in Chloroplasts

Practise locating photosystems, carriers and ATP synthase in thylakoid membranes, proton accumulation in the lumen and Calvin-cycle enzymes in the stroma.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • locate photosystems, electron carriers and ATP synthase in thylakoid membranes
  • identify the stroma as the site of Calvin-cycle reactions and carbohydrate production
  • link proton accumulation in the thylakoid space to chemiosmotic ATP synthesis

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