Fundamentals of General, Organic, and Biological Chemistry (8th Edition)
8th Edition
ISBN: 9780134015187
Author: John E. McMurry, David S. Ballantine, Carl A. Hoeger, Virginia E. Peterson
Publisher: PEARSON
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Chapter 21, Problem 21.77CP
Interpretation Introduction
Interpretation:
The product of the reaction between acetyl-Co A and oxaloacetate before citrate formation should be shown.
Concept Introduction:
Citric Acid Cycle: It involves 8 series reaction which converts acetyl group present in acetyl coenzyme A into 2
Figure 1
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What substance acts as the starting point of the citric acid cycle, reacting with acetyl-CoA in the first step and being regenerated in the last step? Draw its structure.
The citric acid cycle is shown. The methyl carbon in acetyl CoA is labeled with C14C14 (shown in red). Identify which of the carbons in each intermediate will be labeled in the first round of the cycle by selecting the indicated carbon(s). Each question has multiple options, answering with only one option is incorrect.
Which carbon(s) in α‑ketoglutarate will contain C14?
1
2
3
4
5
Which carbon(s) in succinyl‑CoA will contain C14?
1
2
3
4
Which carbon(s) in succinate will contain C14?
1
2
3
4
Which carbon(s) in fumarate will contain C14?
1
2
3
4
Which carbon(s) in malate will contain C14?
1
2
3
4
Which carbon(s) in oxaloacetate will contain C14?
1
2
3
4
Chapter 21 Solutions
Fundamentals of General, Organic, and Biological Chemistry (8th Edition)
Ch. 21.1 - In a cell, glucose can be oxidized via metabolic...Ch. 21.1 - Prob. 21.2KCPCh. 21.1 - Prob. 21.1CIAPCh. 21.1 - Prob. 21.2CIAPCh. 21.1 - Prob. 21.3CIAPCh. 21.1 - Prob. 21.4CIAPCh. 21.3 - Prob. 21.3PCh. 21.4 - Prob. 21.4PCh. 21.4 - Prob. 21.5PCh. 21.4 - Prob. 21.5CIAP
Ch. 21.4 - How does a cell disarm each of the ROS in CIA...Ch. 21.5 - One of the steps in lipid metabolism is the...Ch. 21.5 - Prob. 21.7PCh. 21.5 - Prob. 21.7CIAPCh. 21.5 - Prob. 21.8CIAPCh. 21.5 - Prob. 21.9CIAPCh. 21.5 - Prob. 21.10CIAPCh. 21.5 - Prob. 21.8PCh. 21.6 - Prob. 21.9PCh. 21.6 - Prob. 21.10PCh. 21.7 - Prob. 21.11PCh. 21.7 - Prob. 21.13PCh. 21.7 - Identify the participants in the citric acid cycle...Ch. 21.7 - Prob. 21.15PCh. 21.7 - Prob. 21.16KCPCh. 21.8 - Within the mitochondrion, is the pH higher in the...Ch. 21.8 - Prob. 21.18PCh. 21.8 - Prob. 21.19KCPCh. 21.8 - Prob. 21.11CIAPCh. 21.8 - Prob. 21.12CIAPCh. 21.8 - Prob. 21.13CIAPCh. 21 - Prob. 21.20UKCCh. 21 - Each of these reactions is involved in one of the...Ch. 21 - Prob. 21.22UKCCh. 21 - Prob. 21.23UKCCh. 21 - The reaction that follows is catalyzed by...Ch. 21 - Prob. 21.25UKCCh. 21 - The electron-transport chain uses several...Ch. 21 - Prob. 21.27APCh. 21 - What is the difference between an endergonic...Ch. 21 - Prob. 21.29APCh. 21 - Prob. 21.30APCh. 21 - Prob. 21.31APCh. 21 - Prob. 21.32APCh. 21 - Which of the following organisms are prokaryotes,...Ch. 21 - Label each of the following as a characteristic of...Ch. 21 - Prob. 21.35APCh. 21 - Prob. 21.36APCh. 21 - Describe in general terms the structural makeup of...Ch. 21 - Prob. 21.38APCh. 21 - Prob. 21.39APCh. 21 - Prob. 21.40APCh. 21 - Prob. 21.41APCh. 21 - Prob. 21.42APCh. 21 - Prob. 21.43APCh. 21 - Prob. 21.44APCh. 21 - What does it mean when we say that two reactions...Ch. 21 - Prob. 21.46APCh. 21 - Prob. 21.47APCh. 21 - Prob. 21.48APCh. 21 - Prob. 21.49APCh. 21 - Prob. 21.50APCh. 21 - Prob. 21.51APCh. 21 - Prob. 21.52APCh. 21 - Prob. 21.53APCh. 21 - Prob. 21.54APCh. 21 - Prob. 21.55APCh. 21 - Prob. 21.56APCh. 21 - Prob. 21.57APCh. 21 - Prob. 21.58APCh. 21 - Prob. 21.59APCh. 21 - Prob. 21.60APCh. 21 - Prob. 21.61APCh. 21 - Prob. 21.62APCh. 21 - Prob. 21.63APCh. 21 - Prob. 21.64APCh. 21 - Prob. 21.65APCh. 21 - Prob. 21.66APCh. 21 - Prob. 21.67APCh. 21 - Prob. 21.68APCh. 21 - What does the term oxidative phosphorylation mean?...Ch. 21 - Prob. 21.70APCh. 21 - Prob. 21.71APCh. 21 - Prob. 21.72APCh. 21 - Prob. 21.73APCh. 21 - Prob. 21.74APCh. 21 - Prob. 21.75APCh. 21 - Prob. 21.76APCh. 21 - Prob. 21.77CPCh. 21 - Fumarate produced in step 6 of the citric acid...Ch. 21 - With what class of enzymes are the coenzymes NAD+...Ch. 21 - Prob. 21.80CPCh. 21 - Prob. 21.81CPCh. 21 - Prob. 21.82CPCh. 21 - The mitochondrion pumps H+ from the matrix into...Ch. 21 - Prob. 21.84CPCh. 21 - Prob. 21.85CPCh. 21 - Prob. 21.86CPCh. 21 - Prob. 21.87GPCh. 21 - Prob. 21.88GPCh. 21 - Prob. 21.89GP
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- Using the ActiveModel for enoyl-CoA dehydratase, give an example of a case in which conserved residues in slightly different positions can change the catalytic rate of reaction.arrow_forwardThe citric acid cycle is shown. The methyl carbon in acetyl CoA is labeled with C14C14 (shown in red). Identify which of the carbons in each intermediate will be labeled in the first round of the cycle by selecting the indicated carbon(s). Each question has multiple options, please choose more than one. Which carbon(s) in α‑ketoglutarate will contain C14? 1 2 3 4 5 Which carbon(s) in succinyl‑CoA will contain C14? 1 2 3 4 Which carbon(s) in succinate will contain C14? 1 2 3 4 Which carbon(s) in fumarate will contain C14? 1 2 3 4 Which carbon(s) in malate will contain C14? 1 2 3 4 Which carbon(s) in oxaloacetate will contain C14? 1 2 3 4arrow_forwardWhich reaction in the citric acid cycle is most analogous to the oxidative decarboxylation of 6- phosphogluconate to ribulose 5-phosphate? What kind of enzymebound intermediate is formed in both reactions?arrow_forward
- What is the citric acid cycle? Provide a schematic diagram of the citric acid cycle with chemical structures of each compound in the cycle. Indicate the cofactors and products at each step as well as the name of each of the enzymes involved.arrow_forwardBehenate (C22H44O2) can be obtained by chain elongation from palmitate. How many ATP equivalents are produced in the degradation of behenate to eleven acetyl-CoA?arrow_forwardgive five biological effects of disorders of the citric acid cyclearrow_forward
- The citric acid cycle is shown. The methyl carbon in acetyl CoA is labeled with C14C14 (shown in red). Identify which of the carbons in each intermediate will be labeled in the first round of the cycle by selecting the indicated carbon(s). Each question has multiple options except citrate. Which carbon in citrate will contain C14? 4 1 3 2 Which carbon(s) in isocitrate will contain C14? 1 2 3 4 5 6 Which carbon(s) in α‑ketoglutarate will contain C14? 1 2 3 4 5 Which carbon(s) in succinyl‑CoA will contain C14? 1 2 3 4 Which carbon(s) in succinate will contain C14? 1 2 3 4 Which carbon(s) in fumarate will contain C14? 1 2 3 4 Which carbon(s) in malate will contain C14? 1 2 3 4 Which carbon(s) in oxaloacetate will contain C14? 1 2 3 4arrow_forwardIdentify the primary catabolic purpose of the citric acid cyclearrow_forwardThioesters play important roles in glycolysis and tca cycle. List which reactions involve thioesters.arrow_forward
- Certain microorganisms with an incomplete citric acid cycle decarboxylate α-ketoglutarate to produce succinate semialdehyde. A dehydrogenase then converts succinate semialdehyde to succinate. These reactions can be combined with other standard citric acid cycle reactions to create a pathway from citrate to oxaloacetate. Compare the ATP and reduced cofactor yield of the standard and alternate pathways.arrow_forwardChoose all the enzymes or enzyme systems of the citric acid cycle that could be classified as oxidoreductases. (Select all that apply.) succinate dehydrogenase aconitase isocitrate dehydrogenase α-ketoglutarate dehydrogenase complex citrate synthase fumarase malate dehydrogenasearrow_forwardWhy is the citric acid cycle the most efficient way to oxidise Acetyl CoA?arrow_forward
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