Refer to the Table Below, Showing ATP Yield from Cellular

question 28

Multiple Choice

Refer to the table below, showing ATP yield from cellular respiration in two different microorganisms.Yield is defined as the net number of molecules of ATP formed for every glucose molecule oxidized. Which statement provides a possible explanation for why the yields differ?

• A) There is more opportunity for ATP to hydrolyze spontaneously before it can be used in the eukaryotic cell than in the prokaryotic cell.
• B) The prokaryote has fewer respiratory proteins in its electron transport chain than the eukaryote.
• C) NADH produced via glycolysis must be shuttled across the mitochondrial membrane in the eukaryote but not in the prokaryote.
• D) Some ATP is used in the beginning steps of glycolysis in the eukaryote but not in the prokaryote.
• E) The prokaryote has the capability of switching from aerobic to anaerobic respiration whereas the eukaryote does not.

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