plyoolyslsHOYN O2 FADHKrebscycle2 ATPelectrontransportchain00 CoAacetyl coenzyme A0000oxaloacetic acid1.citric acidNADNADHNADHNAD2.6.O0చఉ 0a-ketoglutaric acidmalic acidFADHFAD5.3.NADNADHADPsuccinic acid4.a-ketoglutanicacid denvativeATP How many ATP are made per turn of this cycle?A.2.B.32D) 36

Answered: How many ATP are made per turn of this…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Oligomycin is a substance that prevents the ATP synthesis reaction in oxidative phosphorylation, and 2,4-dinitrophenol is an uncoupling agent. In the presence of oligomycin, what would be the effect of adding 2,4-dinitrophenol? A) O2 consumption will increase. B) Electron transfer will be blocked. C) Oxidative phosphorylation will occur. D) Production of water will decrease.
Which of the following statements correctly describes why white muscle fibers do not need is mini mitochondria as red muscle fibers? a) want muscle fibers use anaerobic respiration which does not occur in the mitochondria b) what muscle fibers use anaerobic respiration which requires more efficient mitochondria than aerobic respiration c) white muscle fibers get more oxygen than the red muscle fibers
choose the correct answer: 1- Within the cell, many chemical reactions that, by themselves, require energy input (have a positive free-energy change) can occur because the reactions: A) May be coupled to the hydrolysis of ATP.B) Are catalyzed by enzymesC) Are aided by various metal ions that act as catalystsD) Take place when the cells are at unusually high temperatures>E) Take place very slowly. 2- ATP synthesis is powered by: A) proton gradient.B) GTP hydrolysis.C) cAMP.D)Coenzyme motive force.
The mitochondrial membrane potential is an indicator of cell viability. Think about mitochondrial function and decide which of these statements best describes the mitochondrial membrane potential. a.) A voltage that reflects the movement of ATP across the outer mitochondrial membrane b.) A voltage that reflects the movement of protons across the outer mitochondrial membrane c.) A voltage that reflects the movement of protons across the inner mitochondrial membrane d.) A voltage that reflects the movement of ATP across the inner mitochondrial membrane
What is true about the ADP/ATP cycle? O a) requires catabolism O b) energy cannot be created nor destroyed, only converted O c) requires nutrients O d) all of these O e) A and C, but not B
Glycogen is the major animal storage polysaccharide, and is a polymer of glucose. a) List ALL the biochemical steps involved in storing GLUCOSE as glycogen b) Give NAME/S of the ENZYMES involved in EACH listed step c) What PULLS the reaction forward? d) Give the NAME of the tissue where these steps occur. (HINT: remember glycogen is branched chain).
You are testing the effects of different molecules on respiration using isolated liver cells that are growing on glucose. For each of the compounds listed below, indicate whether the compound will increase or decrease respiration (measured by monitoring oxygen consumption), and provide reasoning for your answer in two sentences at most. Consider only the early time after the compound begins to exert its effects. a. An inhibitor of the FoF1 ATPase b. A proton channel that enables protons to cross the inner mitochondrial membrane by facilitated diffusion c. An inhibitor of NADH dehydrogenase (complex I of the electron transport chain)
In the modern aerobic cell, the most important product of the proton pump is a) protons b) O2 c) ATP d) CO2 e) NADH f) glucose
A sodium-potassium pump _______ a) moves three potassium ions out of a cell and two sodium ions into a cell while producting ATP for each cycle. b) moves three sodium ions out of a cell and two potassium ions into a cell using energy from ATP hydrolysis. c) moves three ptoassium ions out of a cell and two sodium ions into a cell using energy from ATP hydrolysis. d) moves three sodium ions out of a cell and two potassium ions into a cell and generate an ATP in each cycle.
All enzymes of the TCA cycle reside in the mitochondrial membrane. answer choices A.) True B.) False
At the very end of cellular respiration (glycolysis followed by pyruvate oxidation, the citric acid cycle, and electron transport/ATP synthesis), a. In what molecules are all of the carbons from the glucose? b. In what molecules are many of the electrons from the glucose? c. In what molecules is much of the free energy that was harvested from the glucose?
In cellular respiration, glucose is oxidized to CO2 and oxygen is reduced to water. A) True B) False

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How many ATP are made per turn of this cycle? A B. C) 32 D) 36