Microbiology: Principles and Explorations
9th Edition
ISBN: 9781118743164
Author: Jacquelyn G. Black, Laura J. Black
Publisher: WILEY
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Chapter 5, Problem 14SQ
Summary Introduction
Introduction: The chemical processes are the method or means of
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An important reaction that must occur in both fermentation and aerobic cellular respiration is
A) the reduction of NADH to NAD+.
B) the reduction of FAD+ to FADH2.
C) the oxidation of NADH to NAD+.
Which of the following statements concerning fermentation is TRUE?a) Fermentation ultimately provides NAD+b) Fermentation requires oxygenc) Glucose is an important direct end-product of fermentationd) The F1FO ATP synthase is important for fermentatione) Proton motive force is used in fermentation
Give typing answer with explanation and conclusion
For cells that are capable of aerobic cellular respiration and fermentation, such as yeast cells, one pathway may be favored over the other in certain circumstances. Which of the following accurately describes an advantage of the fermentation pathway, when compared to aerobic cellular respiration?
A) Fermentation is quicker because it does not involve glycolysis
B)Fermentation can occur in the absence of oxygen (O2)
C)Fermentation generates a higher amoung of ATP per glucose substrate
D)Fermentation is less costly for the cell because it does not involve enzymes
10.
Chapter 5 Solutions
Microbiology: Principles and Explorations
Ch. 5 - How are photosynthesis and respiration related to...Ch. 5 - What is the main difference between...Ch. 5 - Distinguish between coenzyme and cofactor. How are...Ch. 5 - Prob. 2.2SCCh. 5 - Prob. 3.1SCCh. 5 - If four actual molecules of ATP are produced for...Ch. 5 - Prob. 3.3SCCh. 5 - Prob. 3.4SCCh. 5 - Prob. 4.1SCCh. 5 - What is returned to chlorophyll in cyclic...
Ch. 5 - What were probably the first kind of...Ch. 5 - What type of metabolism is characteristic of...Ch. 5 - Prob. 1CCSCh. 5 - Suppose that you had a culture known to contain...Ch. 5 - In what sequence might the different kinds of...Ch. 5 - Prob. 3CTQCh. 5 - Which of the following is not true about...Ch. 5 - Prob. 2SQCh. 5 - Prob. 3SQCh. 5 - Prob. 4SQCh. 5 - Prob. 5SQCh. 5 - Prob. 6SQCh. 5 - Prob. 7SQCh. 5 - Prob. 8SQCh. 5 - All of the following statements about competitive...Ch. 5 - Prob. 10SQCh. 5 - What is feedback inhibition? (a) When the end...Ch. 5 - Which of the following is true regarding the...Ch. 5 - Prob. 13SQCh. 5 - Prob. 14SQCh. 5 - During aerobic cell respiration most of the energy...Ch. 5 - The typical end products of complete aerobic cell...Ch. 5 - Prob. 17SQCh. 5 - The end products of photosynthesis in...Ch. 5 - Which of the following final electron acceptors is...Ch. 5 - Prob. 20SQCh. 5 - Prob. 21SQ
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- Which of the following statements concerning alcoholic fermentation is NOT true? a. It occurs under aerobic conditions in yeast. b. It converts pyruvate into ethanol and CO2. c. One molecule of NADH is consumed. d. It generates NAD+ for reuse by glycolysis.arrow_forwardWhich of the following is TRUE about termentation? O a. Alcohol fermentation is the kind of fermentation that occurs in human muscle cells O b. In lactic acid fermentation NADH donates hydrogen and becomes NAD+ which is reused by glycolysis O c. Fermentation begins at the end of glycolysis so the substrate for fermentation is glucose O d. Fermentation is an aerobic process which means it does not use oxygen O e. The reactants of alcoholic fermentation are yeast, sugar, and CO2arrow_forwardThe greatest amount NADH is produced during which stage of aerobic respiration? A) O glycolysis B) Opyruvate conversion to acetyl-S-CoA C) O tricarboxylic acid cycle (Krebs cycle) D) O fermentationarrow_forward
- Which of the following statements best describes the role of NAD+/NADH in glycolysis? A) NADH is used to directly create the phosphoanhydride bonds in ATP.B) NADH is used primarily in substrate-level phosphorylation.C) NADH accepts electrons during fermentation. D) NAD+ accepts electrons. E) All of the above are correct.arrow_forwardWhich of the following statements is not true? (a) Glycolysis is the first stage of cellular respiration. (b) Glycolysis can proceed under low oxygen levels with the assistance of fermentation. (c) Glycolysis produces less ATP than does either the Krebs cycle or oxidative phosphorylation. (d) Glycolysis produces most of the ATP required by aerobic organisms like us.arrow_forwardA net profit of only 2 ATPs can be produced anaerobically from the _____ of one molecule of glucose, compared with a maximum of 38 ATPs produced in _____. (a) fermentation; anaerobic respiration (b) aerobic respiration; fermentation (c) aerobic respiration;anaerobic respiration (d)dehydrogenation; decarboxylation (e) fermentation; aerobic respirationarrow_forward
- Which of the following statements is correct? A) NAD+ is reduced to NADH during glycolysis, pyruvate oxidation, and the citric acid cycle. B) NAD+ has more chemical energy than NADH. C) NAD+ is oxidized by the action of hydrogenases. D) NAD+ can donate electrons for use in oxidative phosphorylation. E) NAD+ is reduced during fermentation in order for glycolysis to continue.arrow_forwardMercury poisoning would affect which of the following? OA) Pyruvate dehydrogenase complex. OB) Hexokinase. OC) Complex 1. OD) ATP Synthase.arrow_forwardWhich energy system did you use for a vertical one-clap pushup or pushup? (Choose one) A) ATP-PC system B) Glycotic system (Glycolysis - Pyruvate) C) Cellular Respiration (Aerobic Respiration - ETCarrow_forward
- What is the purpose of respiration? What are the inputs, products, and energy required or gained? How does it differ from fermentation? in other words, how do Glycolysis, Pyruvate dehydrogenase, Kreb cycle, and electron transport chain work and connect to the production of ATP by chemiosmosis? compare that to fermentation.arrow_forwardSelect all of the following that are false: a) Fermentation directly produces ATP. b) Fermentation allows glycolysis to continue. c) Fermentation allows cell respiration to continue.arrow_forward4. What is glycolysis? A) It is the conversion of acetyl-CoA into carbon dioxide with production of ATP and NADH B) It is the conversion of glucose into pyrHYic acid with production of ATP and NADH C) It is the conversion of pyruviç acid into glucose with production of ATP and NADH D) None of the abovearrow_forward
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