- A inner mitochondrial membrane
- B the whole cell cytoplasm
- C the entire cell nucleus
- D the plant cell wall layer
Correct answer: A. inner mitochondrial membrane
Explanation: The ETC is embedded in the inner mitochondrial membrane.
Concept context
Glycolysis, the Krebs cycle, the electron transport chain, fermentation, and the respiratory quotient. The cellular energy-release counterpart to photosynthesis.