Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1259188132
ISBN 13: 978-1-25918-813-8

Chapter 7 - How Cells Harvest Energy - Review Questions - Understand - Page 145: 7

Answer

C.

Work Step by Step

Electrons are passed from protein to protein (C.), but not pumped into the intermembrane space, nor do they interact with the ATP synthase. Pumping and interaction with the ATP synthase are limited to protons (H+). D. is wrong for the same reason--electrons are not transported, but protons are.
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