Microbiology: An Evolving Science (Fourth Edition)
4th Edition
ISBN: 9780393615098
Author: John W. Foster, Joan L. Slonczewski
Publisher: W. W. Norton & Company
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Question
Chapter 14, Problem 5RQ
Summary Introduction
To review:
The chemical concentration difference and charge difference in proton potential along with the cellular reaction in the component of ∆p.
Introduction:
Proton motive force is the force that is generated by the electron transport chain which acts as a proton pump using the Gibbs free energy to pump the protons of
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At how many protein complex sites in the electron transport chain does proton pumping occur?
a. 1 b. 2 c. 3 d. 4
Write an equation that describes the proton-motive force
Explain how a series of three conformational changes enables ATP synthase to make ATP
Chapter 14 Solutions
Microbiology: An Evolving Science (Fourth Edition)
Ch. 14.1 - Prob. 1TQCh. 14.1 - Prob. 2TQCh. 14.2 - Prob. 1TQCh. 14.2 - Prob. 2TQCh. 14.2 - Prob. 3TQCh. 14.3 - Prob. 1TQCh. 14.3 - Prob. 2TQCh. 14.3 - Prob. 3TQCh. 14.4 - Prob. 1TQCh. 14.5 - Prob. 1TQ
Ch. 14.5 - Prob. 2TQCh. 14.6 - Prob. 1TQCh. 14 - Prob. 1RQCh. 14 - Prob. 2RQCh. 14 - Prob. 3RQCh. 14 - Prob. 4RQCh. 14 - Prob. 5RQCh. 14 - Prob. 6RQCh. 14 - Prob. 7RQCh. 14 - Prob. 8RQCh. 14 - Prob. 9RQCh. 14 - Prob. 10RQCh. 14 - Prob. 11RQCh. 14 - Prob. 1TQCh. 14 - Prob. 2TQCh. 14 - Prob. 3TQCh. 14 - Prob. 4TQ
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- Which is the FALSE sentence about the ATP (Adenosine Triphosphate) in biological system? a) ATP hydrolysis could couple to endergonic reaction to overcome nonspontaneous reaction. b)ATP is high energy molecules that could deliver chemical energy needed in cell. c)ATP hydrolysis requires energy to proceed. d) the hydrolytic cleavage of the terminal phosphoanhydride bond in ATP relieves some of the internal electrostatic repulsion in ATParrow_forwardEach proton that moves across the membrane releases about 14 kJ/mol of energy. Given that ATP requires 30.5 kJ/mol of energy to form, how many protons cross the membrane per ATP synthesized? (Hint: can you have half a proton?)arrow_forwardExplain the role of redox reactions in electron transfer chainsarrow_forward
- Explain which of the following substances ATP, CoA-SH, FAD and NAD+ have the subunits in their structure? D.Have four different types of subunits.arrow_forwardExplain why an enzyme has an optimal pH and if the pH goes above or below that the rate of reaction goes down.arrow_forwardThis molecule: • is required for photosynthesis • Diffuses across a semi permeable membrane by osmosis_________?arrow_forward
- During the hydrolysis of ATP, free energy is released when the bond between the anhydride bond between the third and second phosphate is cut with water. What is it about the molecule ATP that makes hydrolysis exergonic? Select ALL that apply. A. Charge Repulsion B. A decrease in Entropy C. Resonance Stabilization D. Abundance of Water in the Cell E. An increase in Entropyarrow_forwardDescribe the structure of ATP. Where does the energy tosynthesize ATP come from? What is the energy stored inATP used for?arrow_forward
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