19. Which of the following is NOT true of the Embden-Meyerhof-Pamas (EMP) pathway? A. Produces a total of four ATP molecules B. Produces one pyruvate C. Produces two molecules of NADH D. The most common pathway in microbes E. Uses two ATP molecules to modify a glucose molecule V

19. Which of the following is NOT true of the Embden-Meyerhof-Pamas (EMP) pathway? A. Produces a total of four ATP molecules B. Produces one pyruvate C. Produces two molecules of NADH D. The most common pathway in microbes E. Uses two ATP molecules to modify a glucose molecule V

Name: 19. Which of the following is NOT true of the Embden-Meyerhof-Pamas (
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Description: 19. Which of the following is NOT true of the Embden-Meyerhof-Pamas (EMP) pathway?A. Produces a total of four ATP moleculesB. Produces one pyruvateC. Produces two molecules of NADHD. The most common pathway in microbesE. Uses two ATP molecules to mo

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter7: Releasing Chemical Energy

Section: Chapter Questions

Problem 3SA: Which of the following pathways requires molecular oxygen (O2)? a. aerobic respiration b. lactate...

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17. Which of the following chemical formula summarizes cellular respiration? Group of answer choices 6CO2 + 6O2 + light energy  6H2O + C6H12O6 6CO2 + 6H2O + light energy  C6H12O6 + 6O2 C6H12O6 + 6O2  6CO2 + 6H2O + ATP C6H12O6 + 6H2O  6O2 + 6CO2 + ATP
Define the following terms:a. glyoxosomeb. coenzyme Ac. NAD(P)+d. FADe. FMN
Chemiosmosis involves a. the movement of electrons across the cell membrane. b. the movement of hydrogen atoms across a mitochondrial membrane. c. the movement of hydrogen ions across a mitochondrial membrane. d. the movement of glucose through the cell membrane.
Which of the following pathways requires molecular oxygen (O2)? a. aerobic respiration b. lactate formation c. alcoholic fermentation d. photosynthesis
10. Coenzyme used in electron transport. 11. It contains an apoenzyme and a metal ion cofactor. 12. Enzyme responsible in catalyzing a transfer of group, other than hydrogen, between a pair of substrates. 13. Coenzyme of vitamin B2, Riboflavin A. NAD or NADP B. FAD or FMN C. Coenzyme A D. Thiamine pyrophosphate 14.Catalyzing interconversion of optic, geometric or positional isomers. 15. Catalyzing removal of groups from substrates by mechanisms other than hydrolysis, leaving double bonds. 16. Catalyzing linkage of 2 compounds coupled to the breaking of a pyrophosphate bond in ATP or a similar compound. 17. Aid in the hydrolysis of nucleic acids.
26. Identify the correct statement that best describes about the chemiosmotic mechanism. * A. Explains about the transport of Na+ and K+ across cell membranes is by active transport. O B. Explains how transport by facilitated diffusion reaches a saturation limit. O C. A process in which proton gradient that drives the formation of ATP. O D. Explains about cytochromes which phosphorylate ADP to form ATP. 27 When oygen is present, determine the number of ATP yield per glucose
11. Refer to the figure below. нн Н `NH2 NH2 N' N- 2e-+H* R NAD+ NADH NAD+ functions as a coenzyme in many enzyme-catalyzed reactions. The changes that take place in this coenzyme are the same for all of these reactions and are illustrated in the figure. It is likely that, in these reactions, NAD+ functions as an electron acceptor (reducing agent) in redox reactions. functions as an electron donor (oxidizing agent) in redox reactions. functions as a base in acid-base catalytic mechanisms. functions as an electron donor (oxidizing agent) in redox reactions. functions as an electron acceptor (oxidizing agent) in redox reactions. +Z-
3. Listed below are four redox couples. An organotroph uses compounds from two of these to carry out anaerobic respiration. A lithotroph uses compounds from two different couples to carry out aerobic respiration. Arrange these compounds into the redox towers below, showing which compounds would be the e donors and acceptors for the two organisms, and how many moles of e would be transferred per mole of donor. Fe(OH)3/Fe +2 (E = -0.16V); SO4²/S (E = -0.25V); C₂H₂O2 /C4H6O2 (E= -0.20V); O₂/H₂O (E=0.82V) lithotroph I organotroph I Which organism would produce the most energy per mole of e donor? Show your work.
Why do some microbes produce fermentation end products under anaerobic conditions? O A. to make glucose OB. to regenerate NAD* so glycolysis can continue O C. to store these products as energy sources and use them when glucose is unavailable O D. to generate ATP
4. Desulfovibrio africanus is an organotroph that carries out anaerobic respiration using two of the redox couples below to generate energy and reducing power. Thiobacillus denitrificans is a chemolithotroph that uses the waste product of Desulfovibrio's e transport system as a source of e, and also carries out anaerobic respiration using one more of the redox couples. Which organism would produce the most energy per mole of its e donor? Show your work. C3H4O3/C3H8O3 (-0.28 V) 0₂/H₂O (+0.82) NO2/N2 (+0.38 V) S₂O32/H₂S (-0.18 V)
1. Choose all the correct answers. Enzyme catalyzing this reaction: COO CO0 но C-H + NAD* CH2 + NADH + H* CH2 лвенный тет CoO COO L-Malate Oxaloacetate A. Belongs to the class of transferases. B. Belongs to the class of oxidoreductases. C. Is a simple enzyme. D. Is a holoenzyme.
How can chemolithotrophs create a membrane pH gradient if they are not using traditional proton transporters such as complex I or IlI? a. They do not create pH gradients for use by the ATP synthase. b. Oxidation of extracellular substrates creates 'holes' in the membrane allowing protons to leak. c. Oxidation of extracellular substrates utilizes H2O as the oxygen source. This produces 2H+. d. Instead of increasing proton concentration in the periplasmic space, these microorganisms neutralize protons in the cytoplasm.