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CAIE A-Level Biology 12.2.9 Mitochondria Structure and Function

Practise linking cristae to electron carriers and ATP synthase, intermembrane space to proton accumulation, and matrix enzymes to link and Krebs reactions.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • link folded cristae with greater area for electron carriers and ATP synthase
  • link the narrow intermembrane space with rapid creation of a steep proton gradient
  • locate link-reaction and Krebs-cycle enzymes and substrates in the matrix

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