Which Statement Is NOT a Feature of Complex IV

question 3

Multiple Choice

Which statement is NOT a feature of Complex IV?

• A) Cytochrome c is a one-electron donor.
• B) Oxygen is a substrate.
• C) Copper is an essential metal for the reaction.
• D) For every electron passed to Complex IV, two protons are consumed from the matrix (N) side.
• E) In order to generate two water molecules, Complex IV must go through the catalytic cycle two times.

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