BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 6, Problem 9MCQ
Summary Introduction
Introduction:
Fermentation is a
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What is the main goal of lactic fermentation in humans especially during strenuous activity?
a.
Reduce FAD+ to FADH2
b.
Reduce pyruvate to lactate
c.
Oxidize NADH to NAD+
d.
Oxidize glucose to ethanol
During glycolysis, pyruvate oxidation, and the citric acid cycle, NADH is produced. The citric acid cycle also produces FADH2. What is the purpose of these molecules?
a. to produce carbon dioxide to breathe out
b. to produce oxygen that is needed for the electron transport chain
c. to carry electrons to the electron transport chain
d. to provide the ADP and phosphate that are needed to make ATP
What statement can you make after knowing that oxygen is NOT present in the plant cells?
a. Alcoholic fermentation will occur.
b. Pyruvate oxidation will proceed.
c. Lactic acid fermentation will take place.
d. Oxidative phosphorylation will occur.
Chapter 6 Solutions
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Ch. 6.1 - Prob. 1MCCh. 6.1 - Prob. 2MCCh. 6.1 - Prob. 3MCCh. 6.2 - Prob. 1MCCh. 6.2 - Prob. 2MCCh. 6.3 - Prob. 1MCCh. 6.3 - Prob. 2MCCh. 6.4 - Prob. 1MCCh. 6.4 - Prob. 2MCCh. 6.5 - Prob. 1MC
Ch. 6.5 - How does the Krebs cycle generate CO2, ATP, NADH,...Ch. 6.5 - Prob. 3MCCh. 6.5 - Prob. 4MCCh. 6.6 - Prob. 1MCCh. 6.6 - How does the actual ATP yield compare to the...Ch. 6.7 - Prob. 1MCCh. 6.7 - Prob. 2MCCh. 6.8 - Prob. 1MCCh. 6.8 - Prob. 2MCCh. 6 - Which of the following best describes aerobic...Ch. 6 - Prob. 2MCQCh. 6 - Prob. 3MCQCh. 6 - Prob. 4MCQCh. 6 - Prob. 5MCQCh. 6 - Prob. 6MCQCh. 6 - The CO2 produced in respiration comes mainly from...Ch. 6 - Prob. 8MCQCh. 6 - Prob. 9MCQCh. 6 - Prob. 1WIOCh. 6 - Prob. 2WIOCh. 6 - Prob. 3WIOCh. 6 - Prob. 4WIOCh. 6 - Prob. 5WIOCh. 6 - Prob. 6WIOCh. 6 - Prob. 7WIOCh. 6 - Prob. 8WIOCh. 6 - Prob. 9WIOCh. 6 - Prob. 10WIOCh. 6 - Prob. 1SLCh. 6 - Add the locations of each stage of respiration to...Ch. 6 - Prob. 2PITCh. 6 - Prob. 3PITCh. 6 - Prob. 4PIT
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which statement correctly describes carbon fixation? a. the conversion of CO2 to an organic compound b. the use of RUBISCO to form 3-PGA c. the production of carbohydrate molecules from G3P d. the formation of RuBP from G3P molecules e. the use of ATP and NADPH to reduce CO2arrow_forwardWhy is it important to regenerate NAD+ during fermentation?a. It helps maintain the reactions of glycolysis.b. So that it can transfer an electron to the electron transport chainc. To maintain the concentration of pyruvate in a celld. To produce alcohol or lactic acid for the cellarrow_forwardHow will the cell shift its metabolic processes in response to the level of pyruvate and in order to produce ATP? A. It will shift from aerobic respiration to fermentation B. It will shift from aerobic respiration to anaerobic respiration C.It will continue with aerobic metabolism using oxygen in the cytosol to make ATP D. It will shift from anaerobic respiration to fermentationarrow_forward
- What is the importance of fermentation to cellular metabolism? a. It generates glucose for the cell in the absence of O2. b. It oxidizes NADH to NAD+ during electron transport. c. It oxidizes NADH to NAD+ in the absence of O2. d. It reduces NADH to NAD+ in the absence of O2.arrow_forwardWhich of the following number of products from the Krebs Cycle is a manifestation of 4 pyruvate molecules generated from glycolysis? A. 2 ATP, 6 NADH, 2 FADH₂ B. 3 ATP, 9 NADH, 3 FADH₂ C. 4 ATP, 4 NADH, 4 FADH₂ D. 4 ATP, 12 NADH, 4 FADH₂arrow_forwardWhich of these is not true of fermentation?a. There is a net gain of only two ATP per glucose.b. It occurs in cytoplasm.c. NADH donates electrons to the electron transport chain.d. It begins with glucose.e. It is carried on by yeast.arrow_forward
- Which of these is incorrect regarding fermentation?a. There is a net gain of only two ATP per glucose.b. It occurs in the cytoplasm.c. The process starts with glucose entering glycolysis.d. NADH donates electrons to the electron transport chain.e. It is anaerobic.arrow_forwardHow would a ubiquinone inhibitor directly affect the ATP yield? a. By increasing the electron transport rate to a fraction of 1/2 b. By limiting the hydrogen protons pumped to a fraction of 1/4 c. By pumping additional hydrogen protons to a fraction of 1/2 d. By disabling the entire electron transport chain and chemiosmotic systemarrow_forwardHow many molecules of water are produced by the electron-transport chain during the complete aerobic oxidation of one molecule of pyruvate? A. 3 H2O B. 4 H2O C. 5 H2O D. 8 H2O E. 10 H2Oarrow_forward
- Discuss the relationship of a. anabolism to catabolism b. ATP to ADP c. glycolysis to fermentation d. electron transport to oxidative phosphorylationarrow_forwardGlycolysis is often split up into three phases: 1. Energy Investment 2. Sugar Splitting and 3. Energy Payoff. After splitting the 6-carbon sugar, Fructose 1,6-biphosphate, 4 ATP are generated by substrate-level phosphorylation. What is substrate-level phosphorylation? A. ATP generated by chemiosmosis B. ATP generated by the direct transfer of a phosphate from an organic molecule to ADP C. ATP generated by the fermentation of alcohol D. Transfer of phosphates between glucose molecules E. All of the abovearrow_forwardWhich statement is TRUE regarding the glycolytic pathway? a. It includes five phosphate transfer reactions. b. All of the enzymes that are regulated by product inhibition. c. It includes reactions catalyzed by three isomerase enzymes. d. All of the enzymes are regulated by high ATP concentratrionarrow_forward
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