Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Chapter 9, Problem 10TYK
In the electron transport system, H+ ions are pumped to
- a. the intermembrane space.
- b. the matrix of the mitochondrion.
- c. the citric acid cycle.
- d. the cytoplasm.
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Which of the following statements describes the end step for the electron transport chain?
A. H+ ions flow down the gradient to generate ATP
B. electrons are transferred to NADH and FADH2 for chemiosmosis
C. electrons are transferred to oxygen, causing it to split and take up H+ ions, which form water
D. H+ are pumped across the inner membrane of mitochondria to establish an electrochemical gradient
During electron transport and ATP synthesis in eukaryotes, the H+ gradient accumalates in:
a. The cytosol
b. The mitochondrial matrix
c. The mitochondiral intermembrane space
d. Outside the mitochondria
All stages of cellular respiration are decreased in conditions of insufficient oxygen except a. glycolysis. b. the intermediate stage. c. the citric acid cycle. d. the electron transport system.
Chapter 9 Solutions
Study Guide for Campbell Biology
Ch. 9 - Fill in the following summary equation for...Ch. 9 - Fill in the appropriate terms in the following...Ch. 9 - a. In the conversion of glucose and O2 to CO2 and...Ch. 9 - a. NAD+ is called a(n) ____________________. b....Ch. 9 - Fill in the three stages of cellular respiration...Ch. 9 - Fill in the blanks in the following summary...Ch. 9 - Fill in the blanks in the following diagram of the...Ch. 9 - Label the following diagram of oxidative...Ch. 9 - Fill in the following tally for the maximum ATP...Ch. 9 - How much more ATP can be generated by aerobic...
Ch. 9 - This chapter describes how catabolic pathways...Ch. 9 - Prob. 2SYKCh. 9 - Fill in the following table to summarize...Ch. 9 - When electrons move closer to a more...Ch. 9 - In the reaction C6H12O6 + 6 O2 6 CO2 + 6 H2O, a....Ch. 9 - In which of the following conversions is the first...Ch. 9 - Some prokaryotes use anaerobic respiration, a...Ch. 9 - Which of the following reactions is incorrectly...Ch. 9 - In which organelle of a plant cell does the citric...Ch. 9 - Which of the following compounds produces the most...Ch. 9 - Aerobic eukaryotes produce CO2 as a by-product...Ch. 9 - Which of the following statements correctly...Ch. 9 - In the electron transport system, H+ ions are...Ch. 9 - When glucose is oxidized to CO2 and water,...Ch. 9 - The energy required for the chemiosmotic synthesis...Ch. 9 - Which of the following statements correctly...Ch. 9 - The citric acid cycle is best described as a. the...Ch. 9 - Fermentation produces less ATP than cellular...Ch. 9 - If muscle cells do not receive enough oxygen from...Ch. 9 - Glucose made from six radioactively labeled carbon...Ch. 9 - Glycolysis is considered one of the first...Ch. 9 - Which of the following substances produces the...Ch. 9 - Fats and proteins can be used as fuel in the cell...Ch. 9 - Which of the following statements is false...Ch. 9 - Brown fat, which is found in newborn infants and...
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- Two locations where substrate phosphorylation occur in the cell are the… A. cytosol B. chloroplast C. endoplasmic reticulum D. mitochondrial matrix E. nucleusarrow_forwardWhich 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_forwardATP synthase enzymes are located in thea. cytosol.b. inner mitochondrial membrane.c. intermembrane space.d. mitochondrial matrix.arrow_forward
- The electrons carried by NADH and FADH2 can be a. pumped into the intermembrane space. b. transferred to the ATP synthase. c. moved between proteins in the inner membrane of the mitochondrion. d. transported into the matrix of the mitochondrionarrow_forwardConsider the following diagram when answering the questions about cellular respiration. (a) Label the diagram. (b) Considering the electron transport chain. Why type of cell transport is happening at the ETC? Explain. (c) What type of cell transport is happening at ATP synthase? Explain. B Darrow_forwardWhich of the following statements is true? A. The citric acid cycle occurs in the mitochondria matrix B. The citric acid cycle occurs in the cytosol C. Electron transport chain and ATP synthase are in the cytosol D. Oxidative phosphorylation occurs in the mitochondria matrixarrow_forward
- Cyanide inhibits an enzymatic complex located in the: a. Nucleus b. Inner mitochondiral membrane c. Outer mitochondrial membrane d. Cytosolarrow_forwardConsider the following diagram when answering the questions about cellular respiration. (a) Label the diagram. (b) Considering the electron transport chain. Why type of cell transport is happening at the ETC? Explain. (c) What type of cell transport is happening at ATP synthase? Explain. B A D Earrow_forwardAll of the following occur in the cytoplasm except: a. glycolysis in the prokaryote b. glycolysis in the eukaryote c. pyruvate oxidation in the eukaryotearrow_forward
- Which of the following statements is most correct? The electron transport chain - A: generates a pH gradient that reduces O2 to H2O B: generates a proton gradient across the outer mito membrane C: generates a proton gradient across the inner mito membrane D: uses the energy stored in high energy electron carriers to synthesize ATP E: establishes a membrane potential across the outer mito membranearrow_forwardThe function of cristae in a mitochondrion is A. electron transport and ATP synthesis B. carbon assimilation C. intake of o2 D. elimination of Co2arrow_forwardThe proton-motive force is a.ATP synthase. b.a redox reaction. c.the proton concentration gradient. d.the movement of electrons across the membrane. e.a metabolic pathwayarrow_forward
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