Campbell Biology (10th Edition)
10th Edition
ISBN: 9780321775658
Author: Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson
Publisher: PEARSON
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Chapter 8.3, Problem 2CC
Summary Introduction
To determine: In which of the following there is more free energy present
Introduction: The reaction between
The free energy is more in the first reaction as the
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Consider the following reaction:
Glucose + ATP Glucose 6-phosphate + ADP
This reaction has a AG'° = -16.7 kJ/mol. In a cell, it has a AG = -33.4 kJ/mol. Which of the
following would make AG less than (more negative than) AG'°? (Pick two.)
[ATP] > [ADP]
[ATP] [Glucose 6-phosphate]
<
[Glucose] [Glucose 6-phosphate]
Lactic Acid (shown below) is built up in the body during intense workouts as a result of glycolysis. Please denote if the compound is R or S. Also, explain at least two intermolecular forces it would exhibit. Would you expect this compound to be soluble in water?
The hydrolysis of the disaccharide sucrose results in the formation of the
monosaccharides glucose and fructose, and the AG of this reaction is -29.3 kJ/mol.
Sucrase is an enzyme that is able to catalyze the hydrolysis of sucrose. Which of the
following statement(s) correctly describes what would happen if you added the
enzyme sucrase to a solution of sucrose?
All of the other three statements are correct.
The activation energy of the reaction would increase.
The AG of the reaction would become more negative (i.e., a larger negative
number).
The rate of sucrose hydrolysis would increase.
Chapter 8 Solutions
Campbell Biology (10th Edition)
Ch. 8.1 - MAKE CONNECTIONS How does the second law of...Ch. 8.1 - Describe the forms of energy found in an apple as...Ch. 8.1 - WHAT IF? If you place a teaspoon of sugar in the...Ch. 8.2 - Cellular respiration uses glucose and oxygen,...Ch. 8.2 - VISUAL SKILLS How would the processes of...Ch. 8.2 - WHAT IF? Some nighttime partygoers wear glow-in-...Ch. 8.3 - How does ATP typically transfer energy from an...Ch. 8.3 - Prob. 2CCCh. 8.3 - MAKE CONNECTIONS Does Figure 8.11a show passive...Ch. 8.4 - Many spontaneous reactions occur very slowly. Why...
Ch. 8.4 - Prob. 2CCCh. 8.4 - WHAT IF? Malonate is an inhibitor of the enzyme...Ch. 8.4 - Prob. 4CCCh. 8.5 - How do an activator and an inhibitor have...Ch. 8.5 - Prob. 2CCCh. 8 - Explain how the highly ordered structure of a cell...Ch. 8 - Explain the meaning of each component in the...Ch. 8 - Describe the ATP cycle: How is ATP used and...Ch. 8 - How do both activation energy barriers and enzymes...Ch. 8 - Prob. 8.5CRCh. 8 - Choose the pair of terms that correctly completes...Ch. 8 - Prob. 2TYUCh. 8 - Which of the following metabolic processes can...Ch. 8 - Prob. 4TYUCh. 8 - Some bacteria art metabolically active in hot...Ch. 8 - If an enzyme is added to a solution where its...Ch. 8 - Prob. 7TYUCh. 8 - EVOLUTION CONNECTION Some people argue that...Ch. 8 - Prob. 9TYUCh. 8 - WRITE ABOUT A THEME: ENERGY AND MATTER Life...Ch. 8 - Prob. 11TYU
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- The graph shows how the free‑energy change for the hydrolysis of ATP varies as a function of Mg2+ concentration. Note that pMg = –log[Mg2+]. What does the graph tell you about the relationship between Mg2+ concentration and ATP hydrolysis? What is the mechanism that explains the relationship between Mg2+ concentration and ATP hydrolysis?arrow_forwardThe following molecules act as either inhibitors or activators of the enzyme that converts fructose-6-phosphate to fructose-1,6- diphosphate. Which do you think are activators? (A) ADP B AMP ATP citratearrow_forwardDuring glycolysis (under anaerobic conditions), for each glucose molecule broken down, how many ATP molecules are used and how many are made in total? A diagram summarizing the different reactions of glycolysis is given below. ATP ADP ATP ADP Glucose Glucose-6-phosphate Fructose-6-phosphate Fructose-1,6-bisphosphate Dihydroxyacetone phosphate 2 (Glyceraldehyde-3-phosphate) Glyceraldehyde- 3-phosphate 2 (1,3-Bisphosphoglycerate) 2 (3-Phosphoglycerate) 2 (2-Phosphoglycerate) 2 H₂O 2 (Phosphoenolpyruvate) 2 (Pyruvate) 2 NAD+ + 2Pi 2 NADH + 2H 2 ADP 2 ATP -2 ADP 2 ATP 2 ATP molecules are used and 2 ATP molecules are made 2 ATP molecules are used and 4 ATP molecules are made O 6 ATP molecules are used and no ATP molecules are made O 4 ATP molecules are used and 2 ATP molecules are made O No ATP molecules are used and 6 ATP molecules are madearrow_forward
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