Biochemistry
9th Edition
ISBN: 9781305961135
Author: Mary K. Campbell, Shawn O. Farrell, Owen M. McDougal
Publisher: Cengage Learning
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Chapter 17, Problem 19RE
RECALL Several of the enzymes of glycolysis fall into classes that we will see often in
(a) Kinases
(b) Isomerases
(c) Aldolases
(d) Dehydrogenases
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Chapter 17 Solutions
Biochemistry
Ch. 17 - RECALL Which reaction or reactions that we have...Ch. 17 - RECALL Which reaction or reactions that we have...Ch. 17 - RECALL What are the possible metabolic fates of...Ch. 17 - RECALL Explain the origin of the name of the...Ch. 17 - RECALL Define isozymes and give an example from...Ch. 17 - RECALL Why would enzymes be found as isozymes?Ch. 17 - RECALL Why is the formation of...Ch. 17 - REFLECT AND APPLLY Show that the reaction...Ch. 17 - REFLECT AND APPLLY What is the metabolic advantage...Ch. 17 - REFLECT AND APPLLY What are the metabolic effects...
Ch. 17 - REFLECT AND APPLLY In what way is the observed...Ch. 17 - REFLECT AND APPLLY How does ATP act as an...Ch. 17 - RECALL At what point in glycolysis are all the...Ch. 17 - RECALL Which of the enzymes discussed in this...Ch. 17 - RECALL Define substrate-level phosphorylation and...Ch. 17 - Prob. 16RECh. 17 - RECALL Which molecules act as inhibitors of...Ch. 17 - RECALL Many NADH-linked dehydrogenases have...Ch. 17 - RECALL Several of the enzymes of glycolysis fall...Ch. 17 - Prob. 20RECh. 17 - REFLECT AND APPLLY Is the reaction of...Ch. 17 - Prob. 22RECh. 17 - Prob. 23RECh. 17 - Prob. 24RECh. 17 - Prob. 25RECh. 17 - Prob. 26RECh. 17 - Prob. 27RECh. 17 - Prob. 28RECh. 17 - RECALL If lactic acid is the buildup product of...Ch. 17 - Prob. 30RECh. 17 - Prob. 31RECh. 17 - Prob. 32RECh. 17 - REFLECT AND APPLLY What is unique about TPP that...Ch. 17 - BIOCHEMICAL CONNECTIONS Beriberi is a disease...Ch. 17 - REFLECT AND APPLLY Most hunters know that meat...Ch. 17 - REFLECT AND APPLLY What is the metabolic advantage...Ch. 17 - BIOCHEMICAL CONNECTIONS Cancer cells grow so...Ch. 17 - Prob. 38RECh. 17 - Prob. 39RECh. 17 - REFLECT AND APPLLY Show how the estimate of 33%...Ch. 17 - Prob. 41RECh. 17 - Prob. 42RECh. 17 - Prob. 43RECh. 17 - Prob. 44RECh. 17 - REFLECT AND APPLLY Show, by a series of equations,...Ch. 17 - REFLECT AND APPLLY What should be the net ATP...Ch. 17 - Prob. 47RECh. 17 - Prob. 48RECh. 17 - Prob. 49RECh. 17 - REFLECT AND APPLLY According to Table 17.1,...Ch. 17 - Prob. 51RECh. 17 - Prob. 52RECh. 17 - REFLECT AND APPLLY High levels of...Ch. 17 - Prob. 54RECh. 17 - Prob. 55RE
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- REFLECT AND APPLY A model is proposed to explain the reaction catalyzed by an enzyme. Experimentally obtained rate data fit the model to within experimental error. Do these findings prove the model?arrow_forwardREFLECT AND APPLY Explain how glycogen phosphorylase is controlled allosterically and by covalent modification.arrow_forwardREFLECT AND APPLY Would nature rely on the same enzyme to catalyze a reaction either way (forward or backward) if the DG were 0.8kcalmol1? If it were 5.3kcalmol1?arrow_forward
- REFLECT AND APPLY In the mitochondrion is a short-chain carnitine acyltransferase that can take acetyl groups from acetyl-CoA and transfer them to carnitine. How might this be related to lipid biosynthesis?arrow_forwardREFLECT AND APPLY Suggest a reason why heating a solution containing an enzyme markedly decreases its activity. Why is the decrease of activity frequently much less when the solution contains high concentrations of the substrate?arrow_forwardRECALL Define substrate-level phosphorylation and give an example from the reactions discussed in this chapter.arrow_forward
- REFLECT AND APPLLY Is the reaction of 2-phosphoglycerate to phosphoenolpyruvate a redox reaction? Give the reason for your answer.arrow_forwardREFLECT AND APPLY Two biochemistry students are about to use mitochondria isolated from rat liver for an experiment on oxidative phosphorylation. The directions for the experiment specify addition of purified cytochrome c from any source to the reaction mixture. Why is the added cytochrome c needed? Why does the source not have to be the same as that of the mitochondria?arrow_forwardRECALL Which of the following are spontaneous processes? Explain your answer for each process. (a) The hydrolysis of ATP to ADP and Pi Pi (b) The oxidation of glucose to CO2 and H2O by an organism (c) The phosphorylation of ADP to ATP (d) The production of glucose and O2 from CO2 and H2O in photosynthesisarrow_forward
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