8. Respiration

Generation of proton gradients across membranes occurs during which of the following reactions?

Which of the following is an electron carrier that plays a role in cellular respiration?

What is the primary function of the electron transport chain (ETC) in cellular respiration?

Which of the following best describes the electron transport chain in cellular respiration?

Which step of aerobic respiration actually consumes oxygen?

Where would you expect to find electron transport chains in a prokaryotic cell?

What happens to the $\mathrm{O_2}$ (oxygen) required by the electron transport chain during cellular respiration?

Which molecule acts as the primary electron carrier during the light-dependent reactions of photosynthesis?

How many ATP molecules are produced in the electron transport chain for each FADH$_2$ used?

Which best describes the electron transport chain?

Where does oxidative phosphorylation primarily take place in eukaryotic cells?

Where are the molecules of the electron transport chain found in plant cells?

Energized electrons from ____ enter an electron transport chain and are then used to reduce NADP\textsuperscript{+}. Which molecule correctly fills the blank?

What is the primary purpose of the electron transport chain in cellular respiration?

How do electrons enter the electron transport chain during cellular respiration?