Organic Chemistry
9th Edition
ISBN: 9781305080485
Author: John E. McMurry
Publisher: Cengage Learning
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Chapter 29.SE, Problem 45AP
Interpretation Introduction
Interpretation:
To determine how many moles of acetyl CoA are produced by catabolism by 1.0 mole of glucose.
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Fatty acids cannot be converted into carbohydrates in the body as the
following reaction is not possible.
(A) Conversion of glucose-6-phosphate into glucose
(B) Fructose 1,6-bisphosphate to fructose-6-phosphate
O(C)
Transformation of acetyl CoA to pyruvate
(D) Formation of acetyl CoA from fatty acids
Glucose 6-phosphate is in a pivotal position in metabolism. Depending on conditions, glucose 6-phosphate follows one of several pathways. Under what conditions do the following occur?(a) Glycolysis(b) Hydrolysis to free glucose(c) Pentose phosphate pathway(d) Glycogenesis
The name of the process in which glucose 6-phosphate is converted to glycogen is
a) gluconeogenesis
b) glycogenesis
c) glycogenolysis
) glycolysis
Que
A Moving to the next question prevents changes to this answer.
Chapter 29 Solutions
Organic Chemistry
Ch. 29.1 - Prob. 1PCh. 29.3 - Write the equations for the remaining passages of...Ch. 29.3 - Prob. 3PCh. 29.4 - Write a mechanism for the dehydration reaction of...Ch. 29.4 - Evidence for the role of acetate in fatty-acid...Ch. 29.4 - Does the reduction of acetoacetyl ACP in step 6...Ch. 29.5 - Prob. 7PCh. 29.5 - Look at the entire glycolysis pathway, and make a...Ch. 29.6 - Prob. 9PCh. 29.7 - Prob. 10P
Ch. 29.7 - Write mechanisms for step 2 of the citric acid...Ch. 29.7 - Prob. 12PCh. 29.8 - Prob. 13PCh. 29.9 - Write all the steps in the transamination reaction...Ch. 29.9 - What -keto acid is formed on transamination of...Ch. 29.9 - Prob. 16PCh. 29.SE - Prob. 17VCCh. 29.SE - Identify the following intermediate in the citric...Ch. 29.SE - The following compound is an intermediate in the...Ch. 29.SE - Prob. 20VCCh. 29.SE - In the pentose phosphate pathway for degrading...Ch. 29.SE - Prob. 22MPCh. 29.SE - One of the steps in the pentose phosphate pathway...Ch. 29.SE - One of the steps in the pentose phosphate pathway...Ch. 29.SE - Prob. 25MPCh. 29.SE - Prob. 26MPCh. 29.SE - Prob. 27MPCh. 29.SE - Prob. 28MPCh. 29.SE - Prob. 29MPCh. 29.SE - Prob. 30MPCh. 29.SE - Prob. 31MPCh. 29.SE - Prob. 32APCh. 29.SE - Prob. 33APCh. 29.SE - Prob. 34APCh. 29.SE - Prob. 35APCh. 29.SE - Prob. 36APCh. 29.SE - Prob. 37APCh. 29.SE - Prob. 38APCh. 29.SE - Prob. 39APCh. 29.SE - Prob. 40APCh. 29.SE - Prob. 41APCh. 29.SE - Prob. 42APCh. 29.SE - Prob. 43APCh. 29.SE - Prob. 44APCh. 29.SE - Prob. 45APCh. 29.SE - Prob. 46APCh. 29.SE - Prob. 47APCh. 29.SE - Prob. 48APCh. 29.SE - Prob. 49APCh. 29.SE - Prob. 50APCh. 29.SE - In glycerol metabolism, the oxidation of...Ch. 29.SE - Prob. 52APCh. 29.SE - Prob. 53APCh. 29.SE - Prob. 54APCh. 29.SE - In step 7 of fatty-acid biosynthesis (Figure...Ch. 29.SE - Prob. 56AP
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- Fatty acids and triglycerides are an important source of nutrition and a dense form of stored energy. Digestion of fats yields more energy per gram than digestion of carbohydrates. Each turn on the B-oxidation spiral results in the formation of a new acetyl COA molecule. This molecule can then be used to generate more energy in A) fatty acid synthesis B) ketolysis C) glycolysis D) tricarboxylic acid cycle E) oxidative phosphorylationarrow_forwardThe oxidation of 1 mol of glucose supplies enough meta-bolic energy to form 36 mol of ATP. Oxidation of 1 mol of a typ-ical dietary fat like tristearin (C₅₇H₁₁₆O₆) yields enough energyto form 458 mol of ATP. (a) How many molecules of ATP canform per gram of glucose? (b) Per gram of tristearin?arrow_forward. Each gram of mammalian skeletal muscle consumes ATP at a rate of about 1x 10-3 mol/min during contraction. Concentrations of ATP and creatine phosphate in muscle are about 4 mM and 25 mM, respectively, and the density of muscle tissue can be taken to be about 1.2 g/cm'. (a) How long could contraction continue using ATP alone? (b) If all creatine phosphate were converted into ATP and utilized as well, how long could contraction continue? (c) What do these answers tell you?arrow_forward
- Which of the following applies to the oxidative catabolism of aromatic compounds such as toluene and other benzene derivatives' A) OIt requires fermentation reactions. B) O It requires breakage of the aromatic ring(s). C) O It forms the key intermediate glucose. D) O It eventually feeds into the TCA cycle. E) O Two of the above are correctarrow_forwardDetermine the number of ATP molecules that can be formed from the complete oxidation of 10 molecules of acetyl CoA. The overall net equation for the complete oxidation of acetyl CoA is provided below. Acetyl CoA + 3NAD+ + FAD + GDP + Pi + 2H₂O → 2CO2 + HS-CoA + 3NADH + 3H+ + FADH2 + GTP (Given: The oxidation of one NADH yields 2.5 ATP; the oxidation of one FADH2 yields 1.5 ATP; and one GDP yields 1 ATP.) O 10 ATP O 7,5 ATP O 100 ATP O 75 ATParrow_forward>One of the steps in fat metabolism is the reaction of glycerol (1,2,3-propanetriol) with ATP to yield glycerol 1-phosphate. Write the reaction, and draw the structure of glycerol 1-phosphate.arrow_forward
- Gluconeogenesis is the production of glucose from non-carbohydrate molecules. Which of the following is not substrate for gluconeogenesis? Oa) Lactate Ob) Alanine c) Glycerol O d) Acetyl CoAarrow_forwardWhich of the following four general statements is TRUE regarding oxidative phosphorylation (otherwise known as the electron transport chain)? Oxidative phosphorylation . 3 of these 4 responses are correct is the metabolic process where most of the cell's glucose is produced occurs along and within the innermost membrane of the mitochondria requires oxygen (02) in a very early stage of the process uses only the NADH produced in glycolysis (and not the Krebs (or citric acid) cycle) to produce ATParrow_forwardGlucose-6-phosphate detours to the hexose monophosphate shunt pathway in erythrocytes because: Question 73 options: A) They lack mitochondria making them incapable of the TCA cycle B) They lack endoplasmic reticulum making them incapable of the TCA cycle C) Erythrocytes have no energy needs D) Erythrocytes utilize glucose directly for energyarrow_forward
- What key metabolic intermediate is formed from the catabolism of all three major classes of foods: carbohydrates, lipids, and proteins?arrow_forwardWhat is the product of the reaction when α-amylase acts on amylose? (A) amylose molecules (B) monosaccharide molecules (C) different-sized oligosaccharide fragments (D) different-sized polysaccharide fragmentsarrow_forwardHow many moles of glucose are required if all of the glucose first proceeds through the pentose phosphate pathway before proceeding through the rest of glycolysis on its way to pyruvate?arrow_forward
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