In which organelle does proton accumulation occur during respiration?

In which organelle does proton accumulation occur during respiration?
  1. Chloroplasts
  2. Thylakoids
  3. Mitochondria
  4. Grana

Solution

In respiration, protons accumulate in the intermembrane space of the mitochondria when electrons move through the electron transport chain (ETS).

Asked in: NCERT

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