Bio 121 Campbell Biology Truman College
Bio 121 Campbell Biology Truman College
17th Edition
ISBN: 9781323670637
Author: Urry, Cain
Publisher: PEARSON
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Chapter 9, Problem 6TYU

When electrons flow along the electron transport chains of mitochondria, which of the following changes occurs?

(A) The pH of the matrix increases.

(B) ATP synthase pumps protons by active transport.

(C) The electrons gain free energy.

(D) NAD+ is oxidized .

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When electrons flow along the electron transport chains ofmitochondria, which of the following changes occurs?(A) The pH of the matrix increases.(B) ATP synthase pumps protons by active transport.(C) The electrons gain free energy.(D) NAD+is oxidized.
In mitochondria, exergonic redox reactions(A) are the source of energy driving prokaryotic ATP synthesis.(B) provide the energy that establishes the proton gradient.(C) reduce carbon atoms to carbon dioxide.(D) are coupled via phosphorylated intermediatesto endergonic processes.
Thermogenin in the inner membrane of brown fat cell mitochondria does all of the following except   A) decrease the proton gradient. B) uncouple ATP synthesis from electron transport. C) generate heat. D) decrease ATP synthesis. E) increase ATP synthesis

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Bio 121 Campbell Biology Truman College

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