Why do most cells in the body require oxygen molecules? A. Glucose cannot be bro

Question

Why do most cells in the body require oxygen molecules?

A. Glucose cannot be broken down without oxygen.

B. Oxygen is generated by the conversion of pyruvic acid to oxaloacetic acid in the Kreb's cycle.

C. The electron transport system must pump oxygen through the inner membrane for chemiosmosis.

D. ATP synthase uses oxygen to add a phosphate ion to ADP in order to make ATP.

E. Oxygen accepts electrons from the electron transport chain in oxidative phosporylation.

F. All of the above

A. Glucose cannot be broken down without oxygen.

B. Oxygen is generated by the conversion of pyruvic acid to oxaloacetic acid in the Kreb's cycle.

C. The electron transport system must pump oxygen through the inner membrane for chemiosmosis.

D. ATP synthase uses oxygen to add a phosphate ion to ADP in order to make ATP.

E. Oxygen accepts electrons from the electron transport chain in oxidative phosporylation.

F. All of the above

Explanation / Answer

Answer - F. Since oxygen is required in all the above mentioned reaction.

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