What is Life? A Guide to Biology with Physiology
3rd Edition
ISBN: 9781464157745
Author: Jay Phelan
Publisher: W. H. Freeman
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Chapter 4, Problem 12MC
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Which of the following statements concerning the location of the metabolic pathways is correct?
a.
All reactions of the glycolysis take place in the mitochondria.
b.
All reactions of the TCA cycle take place in the mitochondria.
c.
Some reactions of the TCA cycle take place in the cytosol, and some in mitochondria.
d.
Some reactions of the glycolysis take place in the cytosol, and some in mitochondria.
1.3. Aerobic Cellular Respiration:
a.Write the chemical formula for the aerobic cellular respiration of glucose. b. List the major steps of aerobic cellular respiration and describe the major events of each step.c. Explain the role of an electron carrier in cellular respiration.d. Predict what would happen to the process of cellular respiration if oxygen was not present. In your answer, specifically state the role that oxygen plays in cellular respiration.
Which of the following statements is TRUE?
Select one:
A. Lactic acid is a product of aerobic respiration; ethyl alcohol is a product of fermentation.
B. Oxidation is the loss of electrons; reduction is the gain of electrons.
C. Oxygen is a product of cellular respiration; carbon dioxide is a product of photosynthesis.
D. Glucose is a product of aerobic respiration; lactic acid is a product of anaerobic respiration.
Chapter 4 Solutions
What is Life? A Guide to Biology with Physiology
Ch. 4 - Prob. 1SACh. 4 - Prob. 2SACh. 4 - Prob. 3SACh. 4 - Prob. 4SACh. 4 - Prob. 5SACh. 4 - Prob. 6SACh. 4 - Prob. 7SACh. 4 - Prob. 8SACh. 4 - Prob. 9SACh. 4 - Prob. 10SA
Ch. 4 - Prob. 11SACh. 4 - Prob. 12SACh. 4 - Prob. 13SACh. 4 - Prob. 14SACh. 4 - Prob. 15SACh. 4 - Prob. 16SACh. 4 - Prob. 17SACh. 4 - Prob. 1MCCh. 4 - Prob. 2MCCh. 4 - Prob. 3MCCh. 4 - Prob. 4MCCh. 4 - Prob. 5MCCh. 4 - Prob. 6MCCh. 4 - Prob. 7MCCh. 4 - Prob. 8MCCh. 4 - Prob. 9MCCh. 4 - Prob. 10MCCh. 4 - Prob. 11MCCh. 4 - Prob. 12MCCh. 4 - Prob. 13MCCh. 4 - Prob. 14MCCh. 4 - Prob. 15MCCh. 4 - Prob. 16MCCh. 4 - Prob. 17MC
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- Which of the following statements is TRUE of the electron transport chain (ETC)? A. The movement of electrons down the ETC drives the formation of a proton (H+) gradient. B. The movement of H+ ions through ATP synthase drives the transfer of electrons down the ETC. C. The movement of electrons down the ETC drives the movement of ADP and phosphate through ATP synthase. D. The movement of H+ ions across the inner membrane of the mitochondria drives the transfer of electrons down the ETC.arrow_forwardWhich of the following statements is/are true regarding ATP?a. It is the body’s primary source of chemical energy.b. Its production is the main reason humans breathe oxygen.c. It is produced through the oxidation of molecular fuels like glucose.d. All of the above statements are true.arrow_forwardWhich of the following statements concerning ATP synthesis is NOT true? a. The open conformation of the ATP synthase is for releasing ATP. b. The gamma subunit in the stalk responds to the flow of H+ and rotates the assembly counterclockwise and thus change the conformations of the active site to synthesize ATP. c. The tight conformation of the ATP synthase is for converting ADP and phosphate to ATP. d. The loose conformation of the ATP synthase is for binding ADP and phosphate. e. Ten protons are required to catalyze the rotation of the subunits so that one ATP is synthesized. Clear my choicearrow_forward
- The complete catabolism of one molecule of C6H12O6 into carbon dioxide and water produces a larger amount of ATP in aerobic prokaryotes than it does in aerobic eukaryotes because aerobic prokaryotes: A. always produce ethanol rather than lactic acid as a byproduct B. generate more molecules of NADH during aerobic respiration C. have no transport costs to get NADH into mitochondria D. generate more molecules of FADH2 during aerobic respiration E. are able to use pyruvate as a substrate for fermentationarrow_forwardWhich of the following statements about the generation of ATP in the electron transport chain is correct? a. The generation of ATP from ADP coupled to electron transfer occurs by substrate level phosphorylation as in glycolysis. b. ATP synthase generation of ATP involves a rotating structure inside the inner mitochondrial membrane. c. ATP synthase generation of ATP involves a rotating structure outside the inner mitochondrial membrane. d. Electron transport generates a proton gradient across the outer mitochondrial membrane.arrow_forwardWhich of the following is associated with the process of ATP re-synthesis during exercise? a. The energy necessary is captured, in part, by the oxidation of electron transporter molecules (NADH, FADH2) b. Reliant upon release of stored energy obtained from dietary intake c. A process that requires energy as a substrate in order to drive the biochemistry of re-synthesis d. Facilitated through a blending of both anaerobic and aerobic metabolic pathways e. All of the above are true f. Only B and D are truearrow_forward
- High-energy electrons being passed from carrier to carrier along the electron transport system in cellular respiration, DIRECTLY results in which of the following: a. glucose to be synthesized b. ATP to be synthesized c. hydrogen ions to be pumped across a membrane d. CO2 to be synthesizedarrow_forwardWhich one of the following chemical equations represent the aerobic cellular respiration? a. 6CO2 + 6H20 + Sunlight - > CH1206 + 602 b. CoH120+602-> 6C02 + 6H20 + 38 ATP molecules c. CoH120+602- 6C0, +6H,0 + 36 or 38 ATP molecules + heat d. CaH120+02 CO2+ H0+36 or 38 ATP molecules + heat choicearrow_forwardDetermine the statement that explains ATP molecule provides energy during cellular respiration processes. * A. Energy is released when the bond between two phosphate groups in ATP is broken. B. Energy is released when a phosphate group joins the molecule of ADP. C. Energy is released when one phosphate groups are removed from the molecule ATP. D. Energy is released when the bond between phosphate groups and sugar is broken.arrow_forward
- You would expect decreased production of ATP in all of the following individuals except a. an individual with impaired ability to transport oxygen in the blood, such as a person with anemia. b. an individual with severe asthma. c. an individual in congestive heart failure. d. an athlete.arrow_forwardWhich of the following statements concerning ATP synthesis in mitochondria is FALSE? a. interruption of the flow of electrons from NADH to oxygen would decrease ATP synthesis b. making the inner mitochondrial membrane permeable to H+ would decrease ATP synthesis c. the energy liberated by the electron-transport chain is used to pump H+ ions into the IM-space d. the movement of H+ through a special channel enzyme (synthase) results in ATP synthesis e. when protons move from the matrix to the IM-space, ATP is made from ADP + Piarrow_forwardWhich of the following on the transport processes across the inner mitochondria membrane is FALSE? a. The functions of the inner mitochondria membrane shuttle proteins do not cost energy. b. The import of ADP into the mitochondria is always coupled to the export of ATP. c. In heart and liver, NADH transport to the mitochondria requires the TCA cycle enzyme malate dehydrogenase. d. In muscle, the glycerol 3-phosphate shuttle transports cytoplasmic NADH to the mitochondria as FADH .arrow_forward
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