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CAIE A-Level Biology 12.2.7 NAD and FAD in Respiration

Practise tracing NAD and FAD reduction during substrate oxidation, their different electron-chain entry points and reoxidation by releasing electrons and protons.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • identify NAD and FAD reduction when they accept hydrogen during pathway reactions
  • trace reduced carriers to their respective electron-transport-chain entry points
  • explain carrier reoxidation through release of electrons and protons at the membrane

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