3. Energy & Cell Processes
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Chemiosmotic creation of ATP is driven by:
a) Phosphate transfer through the plasma membrane.
b) Potential energy of the H+ concentration gradient created by the electron transport chain.
c) Substrate-level phosphorylation in the mitochondrial matrix.
d) Large quantities of ADP in the mitochondrial matrix.
The electron transport chain pumps H+ ions into which location of the mitochondria?
a) Mitochondrial intermembrane space.
b) Mitochondrial matrix.
c) Mitochondrial inner membrane.
d) The H+ ions are pumped out of the mitochondria.