Starting with 1 molecule of glucose, the endproducts of lactic acid fermentation would be (best answer) 2 lactic acid and gain of 2 ATP O 2 ethanol, 2 carbon dioxide, 2 lactic acid ,4 ATP carbon dioxide, water, heat and -20 ATP O 2 pyruvate, 2 carbon dioxide, 2 lactic acid
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A: Correct option is (d) NADH donates electrons to the electron transport chain.
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- Which of the following fermentation methods can occur in animal skeletal muscles? a. lactic acid fermentation b. alcohol fermentation c. mixed acid fermentation d. propionic fermentationWhat do the electrons added to NAD do? a. They become part of a fermentation pathway. b. They go to another pathway for ATP production. c. They energize the entry of the acetyl group into the citric acid cycle. d. They are converted into NADP.Which of the following correctly represents the flow of energy during fermentation? glucose → pyruvate → NADH glucose → NAD+ → lactic acid glucose → CO2 → lactic acid glucose → NADH → lactic acid
- Which of the following is NOT similar in lactic acid fermentation and alcoholic fermentation? a. Total number of net ATP b. Oxidizing agent of NADH c. Number of NAD+ regenerated d. Steps in glycolysis to produce pyruvateWhich of the following distinguishes lactate fermentation from alcoholic fermentation? (Only one answer is correct) A. CO2 is not produced during lactate fermentation. B. Pyruvate is an input to regenerate NAD+ during lactate fermentation. C. Two ATP are used to initiate glycolysis during lactate fermentation. D. Four ATP are produced by glycolysis during lactate fermentation.Which of the following distinguishes lactate fermentation from alcoholic fermentation? is not produced during lactate fermentation. Pyruvate is an input to regenerate NAD+ during lactate fermentation. Two ATP are used to initiate glycolysis during lactate fermentation. Four ATP are produced by glycolysis during lactate fermentation.
- What is pyruvate converted into for the two fermentation types? lactate (lactic acid) and ethyl alcohol (ethanol) glucose and citric acid lactate and glucose ethanol and glucoseIn the absence of oxygen, the primary purpose of fermentation is to: generate glucose for ATP synthesis generate alcohol for beverages regenerate NAD+ from NADH allowing glycolysis to continue produce amino acids for protein synthesis oxidize glucose to generate oxygenWhich 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
- Which of the following distinguishes fermentation from aerobic respiration? (Only one choice is correct). A. Fermentation requires an input of oxygen. B. Fermentation occurs under anaerobic conditions. C. Fermentation has a higher ATP yield than aerobic respiration. D. Fermentation breaks down all of the carbon–carbon bonds in a glucose molecule.One cycle of fermentation yields more energy than one cycle of aerobic respiration.True or false?What is the primary difference between lactic acid fermentation and alcoholic fermentation? lactic acid produced CO2, whereas alcoholic fermentation does not alcoholic fermentation produces O2, whereas lactic acid does not alcoholic fermentation produces CO2, whereas lactic acid does not alcoholic fermentation is an aerobic process, whereas lactic acid fermentation is an anaerobic process