Nester's Microbiology: A Human Perspective
9th Edition
ISBN: 9781259709999
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 6, Problem 7MC
In fermentation, the terminal electron acceptor is
a) oxygen (O2).
b) hydrogen (H2).
c) carbon dioxide (CO2).
d) an organic compound.
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Students have asked these similar questions
Which of the following best defines fermentation?
A) The reduction of metabolic intermediates to regenerate NAD from NADH
B) The production of CO2 by the enzymes of the TCA cycle
C) The dumping of electrons onto acceptors such as NO3 by the electron transport chain
D) The oxidation of metabolic intermediates to regenerate NAD from NADH
E) The production of ATP by glycolytic enzymes
4) Which is one major difference between anaerobic and aerobic respiration?
A) Electron donor
B) Electron acceptor
C) Use of electron transport
D) Use of proton motive force
In the first step of the electron transport chain, what causes Hydrogen ions to move into the intermembrane space?
A) The movement of electrons from NADH to cytochrome C
B) The movement of electrons from NADH to ubiquinone
C) The movement of electrons FADH2 to cytochrome C
D) The movement of electrons from FADH2 to ubiquinone
E) A & C
F) B & D
Chapter 6 Solutions
Nester's Microbiology: A Human Perspective
Ch. 6 - Explain the difference between catabolism and...Ch. 6 - How does ATP serve as a carrier of free energy?Ch. 6 -
3. How do enzymes catalyze chemical reactions?
Ch. 6 - Explain how precursor molecules are involved in...Ch. 6 -
5. How do cells regulate enzyme activity?
Ch. 6 - Why do the electrons carried by FADH2 result in...Ch. 6 -
7. Name three food products produced with the aid...Ch. 6 - In photosynthesis, what is encompassed by the term...Ch. 6 - Unlike the cyanobacteria, the anoxygenic...Ch. 6 - What is the role of transamination in amino acid...
Ch. 6 - Which of these factors do does not affect enzyme...Ch. 6 - Which of the following statements is false?...Ch. 6 - Based on the name, NADH dehydrogenase is a) a...Ch. 6 - What is the end product of glycolysis? a) Glucose...Ch. 6 -
5. The central metabolic pathway(s) is/are
a)...Ch. 6 - Which of these pathways gives a cell the potential...Ch. 6 - In fermentation, the terminal electron acceptor is...Ch. 6 -
8. In the process of oxidative phosphorylation,...Ch. 6 - If a bacterium loses the ability to produce FADH2,...Ch. 6 - Degradation of fats as an energy source involves...Ch. 6 -
1. A worker in a cheese-making facility argues...Ch. 6 -
2. Scientists working with DNA in vitro often...Ch. 6 -
1. A student argued that aerobic and anaerobic...Ch. 6 - Chemolithotrophs near hydrothermal vents support a...
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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
- The function of NAD+ and FADH+ is: A)To make sugar from carbon Dioxide B)To pump hydrogen ions across a membrane C)To capture and hold high energy electrons D)To turn the rotor of ATP Synthase E)To take low energy electrons from the electron transport chainarrow_forwardWhich of the following is true concerning the comparison of fermentation to aerobic cellular respiration? a) Both require oxygen. b) Fermentation extracts less energy. c) Fermentation produces only alcohol. d) All of the above are true. e) None of the above is true.arrow_forwardthe compound produced by the Calvin Benson cycle that so important to the maintenance of life on earth is a) water b) carbon dioxide c) oxygen d) glucose 2. cellular respiration refers to a) the diffusion of oxygen into the cells b) breathing c) the transfer of O2 and CO2 across a cell membrane Carbon dioxide is to the Calvin Benson cycle is a) oxaloacetic acid is to the electron transport system b) pyruvic acid is to glycolysis c) ATP is the electron transport system d) acetyl co-enzyme A is to the Kreb's cycle most of the atp produced in cellular respiration is associated with the a) formation of pyruvic acid b) krebs cycle c) formation of water d) production of alcohol Both NAD and FAD are compounds derived from the B vitamins niacin and flavin. Which of the following would most likely be a symptom of a person whose diet is deficient in these vitamins. a) increase production of carbon dioxide b) a lack of energy c) increase production of water d) decrease oxygen productionarrow_forward
- What are the different steps in oxidative phosphorylation? Which one is correct. a) The electron transport chain b) The investment phase c) ATP seemed d) The energy generation phase e) Glucolysis f) The fission phasearrow_forwardFermentation can most accurately be described by which of these? a) The reoxidation of NADH by an electron transport chain. b) A process that occurs in the absence of oxygen. c) An energy producing process found in all anaerobes. d) The direct reoxidation of NADH by an internal organic molecule. e) The use of a terminal electron acceptor other than oxygen.arrow_forwardMost of the carbon dioxide we exhale is produced in: A) glycolysis. B) photosynthesis in the chloroplasts, C) formation of pyruvate during glycolysis, D) the mitochondrion during the Krebs cycle, E) none of these.arrow_forward
- 7) In aerobic respiration, the final electron acceptor is A) hydrogen B) oxygen C) water D) ATParrow_forwarda.) Glycolysis occurs within the b.) Fermentation in animals produces c.) Fermentation in yeast produces d.) Two electron carriers that bring high energy electrons to the electron transport system (in their reduced form) are e.) The terminal acceptor in the electron transport system is f.) Krebs cycle takes place in the g.) h.) i.) The final molecule formed at the end of cellular respiration is of cells. and and is the number of ATP available at the end of cellular respiration. is the number of ATP produced when there is no oxygen available.arrow_forwardIn cellular respiration, what happens as a direct result of the oxidation of NADH? A)Glucose is converted to two pyruvates B) The electron from NADH is attached to ADP to create ATP C)Acetyl-CoA enters the Calvin cycle D)Electrons enter the electron transport chain (ETC) 8.arrow_forward
- What process is being represented by the image? A) Photosynthesis B) Respiration C)Anaerobic respiration D)Breathingarrow_forwardWhich of these process is a common step that happens before both aerobic respiration and anaerobic respiration? A) citric acid (Krebs) cycle B) glycolylcle C) electron transport chain D) All of the abovearrow_forwardIn electron transport, each of the following respiratory complexes is involved in the flow of electrons from NADH to O2 except A) complex I. B) complex II. C) complex III. D) complex IV. E) All of the complexes are involvedarrow_forward
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