In the Electron Transport Chain, Energy for the Synthesis of ATP

Multiple Choice

In the electron transport chain, energy for the synthesis of ATP is provided by the

A) splitting of oxygen molecules.
B) breaking of the covalent bonds in glucose.
C) movement of hydrogen ions through channels in the respiratory enzymes.
D) combination of two atoms of hydrogen and one atom of oxygen to form water.
E) oxidation of acetyl CoA.