Which complex in the electron transport chain directly contributes to the pumping of protons across the inner mitochondrial membrane?

How does the ATP synthase enzyme harness the proton gradient to produce ATP?

Identify the primary function of the electron transport chain and chemiosmosis in cellular respiration:

Provide a concise summary of how the electron transport chain and chemiosmosis work together to generate ATP in cellular respiration. Include the main complexes, electron carriers, and the significance of the proton gradient in ATP synthesis.

Which of the following is a role of coenzyme Q (ubiquinone) in the electron transport chain?

Explain the reasons behind the different ATP yields when NADH and FADH2 donate electrons to the electron transport chain during cellular respiration. Include the specific complexes involved and the role of each electron carrier in the overall process.

In chemiosmosis, what establishes the proton gradient across the inner mitochondrial membrane?

What is the final electron acceptor in the electron transport chain during cellular respiration?

Explain the key events in the electron transport chain and chemiosmosis during cellular respiration. Highlight the role of electron carriers, the establishment of a proton gradient, and the ultimate outcome of the process.

What is the significance of cytochrome c in the electron transport chain?