NEET Previous Year Question

In mitochondria, protons accumulate in the :

Topic: NEET PYQ

Answer: D. Full step-by-step solution below.

  1. AMatrix
  2. BOuter membrane
  3. CInner membrane
  4. DIntermembrane space

Correct answer: D

Solution

(d) In mitochondria, ETS pumps ions from matrix to intermembrane space, creating a proton gradient for ATP synthesis.

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