The Space Between the Cell Membrane and the Cell Wall

question 91

Multiple Choice

The space between the cell membrane and the cell wall is important during aerobic respiration. Why?

• A) Hydrogen ions are transported out into the space to set up a hydrogen gradient.
• B) Cytochrome electron carriers are located in the space.
• C) Oxygen combines with electrons in that space to form water.
• D) Pyruvate is transported into the space to be converted into acetyl coenzyme A to enter the Krebs cycle.

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