EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
7th Edition
ISBN: 8220100853180
Author: STOKER
Publisher: CENGAGE L
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Question
Chapter 25.5, Problem 1QQ
Interpretation Introduction
Interpretation:
The total number of acetyl CoA molecules produced when a C18 fatty acid is completely processed through the β-oxidation pathway has to be determined.
Concept introduction:
The β-oxidation is a catabolic process occurring in the body through which, fatty acid molecules are broken down in the mitochondria of the cells to generate energy. The process involves breaking down long fatty acid chains that have been converted to acyl CoAchains into smaller acyl CoAfatty chains. The reaction produces acetyl CoA, FADH2and NADH. These three molecules later enter the Krebs cycle where they are used to produce ATP molecules.
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Which of the following are the precursors in synthesizing myristic acid?
a. 7 malonyl-CoA
b.
3 acetyl-CoA, 4 malonyl-CoA
c. 1 acetyl-CoA, 6 malonyl-CoA
d. 7 acetyl-CoA
Identify the Krebs cycle enzyme that consumes a six-carbon substrate molecule, producing a six-carbon product molecule, but neither consumes nor produces NADH?
A. a-ketoglutarate dehydrogenase
B. isocitrate dehydrogenase
C. succinyl CoA synthetase
D. malate dehydrogenase
E. aconitase
Not all of the acetyl-CoA from the mitochondria is carboxylated to malonyl-CoA because some are used in the?
a.ß-oxidation cycles
b.production of ATP
c.priming step of the fatty acid biosynthesis
d.conversion to pyruvate
Chapter 25 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
Ch. 25.1 - Which of the following statements about digestion...Ch. 25.1 - Prob. 2QQCh. 25.1 - The major function of bile released during...Ch. 25.1 - The two major products of triacylglycerol...Ch. 25.1 - Prob. 5QQCh. 25.2 - Hormone-sensitive lipase needed for...Ch. 25.2 - Prob. 2QQCh. 25.2 - Which of the following is not a product of...Ch. 25.3 - Prob. 1QQCh. 25.3 - What is the intermediate compound in the two-step...
Ch. 25.3 - Prob. 3QQCh. 25.4 - Prob. 1QQCh. 25.4 - Prob. 2QQCh. 25.4 - Prob. 3QQCh. 25.4 - Prob. 4QQCh. 25.4 - Prob. 5QQCh. 25.4 - Prob. 6QQCh. 25.5 - Prob. 1QQCh. 25.5 - Prob. 2QQCh. 25.5 - Prob. 3QQCh. 25.6 - Prob. 1QQCh. 25.6 - Prob. 2QQCh. 25.6 - Prob. 3QQCh. 25.6 - Prob. 4QQCh. 25.6 - Prob. 5QQCh. 25.6 - Prob. 6QQCh. 25.7 - Prob. 1QQCh. 25.7 - Prob. 2QQCh. 25.7 - Prob. 3QQCh. 25.7 - Prob. 4QQCh. 25.7 - The reducing agent needed in the process of...Ch. 25.7 - Prob. 6QQCh. 25.8 - Prob. 1QQCh. 25.8 - Prob. 2QQCh. 25.9 - Prob. 1QQCh. 25.9 - Prob. 2QQCh. 25.9 - Prob. 3QQCh. 25.9 - Prob. 4QQCh. 25.10 - Which of the following substances cannot be...Ch. 25.10 - Prob. 2QQCh. 25.10 - Which of the following processes occurs within the...Ch. 25.11 - Prob. 1QQCh. 25.11 - Prob. 2QQCh. 25.11 - Prob. 3QQCh. 25 - Indicate whether each of the following aspects of...Ch. 25 - Indicate whether each of the following aspects of...Ch. 25 - Indicate whether each of the following pairings of...Ch. 25 - Prob. 25.4EPCh. 25 - Indicate whether each of the following statements...Ch. 25 - Prob. 25.6EPCh. 25 - Prob. 25.7EPCh. 25 - What is a chylomicron?Ch. 25 - What are the products of the complete hydrolysis...Ch. 25 - What are the major products of the incomplete...Ch. 25 - Prob. 25.11EPCh. 25 - At what location are free fatty acids and...Ch. 25 - Prob. 25.13EPCh. 25 - Prob. 25.14EPCh. 25 - Prob. 25.15EPCh. 25 - Prob. 25.16EPCh. 25 - Prob. 25.17EPCh. 25 - Prob. 25.18EPCh. 25 - Prob. 25.19EPCh. 25 - Prob. 25.20EPCh. 25 - Prob. 25.21EPCh. 25 - Prob. 25.22EPCh. 25 - Prob. 25.23EPCh. 25 - Prob. 25.24EPCh. 25 - Prob. 25.25EPCh. 25 - Prob. 25.26EPCh. 25 - Prob. 25.27EPCh. 25 - Identify the oxidizing agent needed in Step 3 of a...Ch. 25 - Prob. 25.29EPCh. 25 - Prob. 25.30EPCh. 25 - Prob. 25.31EPCh. 25 - Prob. 25.32EPCh. 25 - Prob. 25.33EPCh. 25 - Prob. 25.34EPCh. 25 - Prob. 25.35EPCh. 25 - Prob. 25.36EPCh. 25 - Prob. 25.37EPCh. 25 - Prob. 25.38EPCh. 25 - Prob. 25.39EPCh. 25 - Prob. 25.40EPCh. 25 - Prob. 25.41EPCh. 25 - Prob. 25.42EPCh. 25 - How many turns of the -oxidation pathway would be...Ch. 25 - How many turns of the -oxidation pathway would be...Ch. 25 - Prob. 25.45EPCh. 25 - Prob. 25.46EPCh. 25 - Prob. 25.47EPCh. 25 - Prob. 25.48EPCh. 25 - Prob. 25.49EPCh. 25 - Explain why fatty acids cannot serve as fuel for...Ch. 25 - Prob. 25.51EPCh. 25 - Prob. 25.52EPCh. 25 - Prob. 25.53EPCh. 25 - Prob. 25.54EPCh. 25 - Prob. 25.55EPCh. 25 - Prob. 25.56EPCh. 25 - Prob. 25.57EPCh. 25 - Prob. 25.58EPCh. 25 - Prob. 25.59EPCh. 25 - Prob. 25.60EPCh. 25 - Prob. 25.61EPCh. 25 - Why does a deficiency of carbohydrates in the diet...Ch. 25 - Prob. 25.63EPCh. 25 - Prob. 25.64EPCh. 25 - Prob. 25.65EPCh. 25 - Prob. 25.66EPCh. 25 - Prob. 25.67EPCh. 25 - Prob. 25.68EPCh. 25 - Prob. 25.69EPCh. 25 - Prob. 25.70EPCh. 25 - Prob. 25.71EPCh. 25 - Prob. 25.72EPCh. 25 - Prob. 25.73EPCh. 25 - Prob. 25.74EPCh. 25 - Prob. 25.75EPCh. 25 - Severe ketosis situations produce acidosis....Ch. 25 - Prob. 25.77EPCh. 25 - Prob. 25.78EPCh. 25 - Prob. 25.79EPCh. 25 - Prob. 25.80EPCh. 25 - Prob. 25.81EPCh. 25 - Prob. 25.82EPCh. 25 - Prob. 25.83EPCh. 25 - Prob. 25.84EPCh. 25 - Prob. 25.85EPCh. 25 - Prob. 25.86EPCh. 25 - Prob. 25.87EPCh. 25 - Prob. 25.88EPCh. 25 - Prob. 25.89EPCh. 25 - Prob. 25.90EPCh. 25 - Prob. 25.91EPCh. 25 - Prob. 25.92EPCh. 25 - Prob. 25.93EPCh. 25 - Prob. 25.94EPCh. 25 - What role does molecular oxygen, O2, play in fatty...Ch. 25 - Prob. 25.96EPCh. 25 - Prob. 25.97EPCh. 25 - Prob. 25.98EPCh. 25 - Prob. 25.99EPCh. 25 - Prob. 25.100EPCh. 25 - Prob. 25.101EPCh. 25 - Prob. 25.102EPCh. 25 - Prob. 25.103EPCh. 25 - Prob. 25.104EPCh. 25 - Prob. 25.105EPCh. 25 - Prob. 25.106EPCh. 25 - Prob. 25.107EPCh. 25 - Prob. 25.108EPCh. 25 - Prob. 25.109EPCh. 25 - Prob. 25.110EPCh. 25 - Prob. 25.111EPCh. 25 - Prob. 25.112EPCh. 25 - Prob. 25.113EPCh. 25 - Prob. 25.114EP
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- "among the amino acids which is directly converted into pyruvate for gluconeogenesis"a. theorine b. alanine c. cysteine d. serinearrow_forwardWhich of the following is NOT a component of the pyruvate dehydrogenase complex? a. dihydrolipoyl dehydrogenase b. dihydrolipoyl transacetylase c. pyruvate dehydrogenase d. dihydrolipoyl catalasearrow_forwardFor one molecule of the fatty acid as shown in the picture, How many molecules of FADH2 can be formed after the ß-oxidation cycles? a.10 b. 21 c. 11 d. 22arrow_forward
- Ketogenic amino acids may be metabolized to which compound? A. Acetyl CoA B. Pyruvate C. Peptide transferase D. Tyrosinearrow_forwardWhich one of the following will function to inhibit CPT1? A.palmitoyl-CoA B.citrate C propionyl-CoA D.acetyl-CoA E malonyl-CoAarrow_forwardWhich of the following reactions correspond to the decarboxylation step during ketone body formation? A. 2 acetyl-CoA → acetoacetyl-CoA B. ß-hydroxybutarate → acetoacetate C. Acetoacetate → acetone D. HMG-CoA → mevalonatearrow_forward
- Order the steps that results in a triacylglycerol containing two palmitic acids and one stearic acid. a. Diacylglycerol reacts with an fatty-acyl-CoA b. Phosphate is remove from phosphatidic acid to form diacylglycerol c. Two of the fatty acyl-CoAs react with glycerol-3-phosphate d. An elongase produce stearic acid e. Stearoyl-CoA is synthesized…arrow_forwardWhich cofactor is essential for the synthesis of arginine in bacteria A. Tetrahydrofolate B. Pyridoxal phosphate C. FADH D. Acetyl-CoAarrow_forwardAcetyl-CoA carboxylase is inhibited by A. biotin B. citrate C. acetyl-CoA D. palmitatearrow_forward
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