Human Anatomy & Physiology
1st Edition
ISBN: 9780805382952
Author: Erin C. Amerman
Publisher: PEARSON
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Textbook Question
Chapter 23.2, Problem 6QC
Why is it important to regenerate NAD+ under anaerobic conditions?
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Which mechanisms may be used to reverse a high NADH:NAD+ ratio in the cytosol under anaerobic conditions?
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Chapter 23 Solutions
Human Anatomy & Physiology
Ch. 23.1 - 1. How do catabolism and anabolism differ?
Ch. 23.1 - Prob. 2QCCh. 23.1 - 3. How do endergonic and exergonic reactions...Ch. 23.1 - Why are endergonic and exergonic reactions...Ch. 23.1 - Prob. 5QCCh. 23.1 - How does ATP fuel cellular processes?Ch. 23.1 - 7. In an oxidation-reduction reaction, what...Ch. 23.1 - 8. What is electron affinity? Do electrons flow...Ch. 23.1 - What is the electromotive force?Ch. 23.2 - How do substrate-level phosphorylation and...
Ch. 23.2 - What is glycolytic catabolism? Why is it also...Ch. 23.2 - Prob. 3QCCh. 23.2 - Prob. 4QCCh. 23.2 - Prob. 5QCCh. 23.2 - 6. Why is it important to regenerate NAD+ under...Ch. 23.2 - 7. What products are generated by the citric acid...Ch. 23.2 - Prob. 8QCCh. 23.2 - What is the potential energy in the bonds of...Ch. 23.3 - Prob. 1QCCh. 23.3 - Prob. 2QCCh. 23.3 - Prob. 3QCCh. 23.3 - Prob. 4QCCh. 23.3 - Why must the body eliminate the ammonia that...Ch. 23.4 - 1. How is glucose stored in the body?
Ch. 23.4 -
2. Which molecules can be used by the body for...Ch. 23.4 - Prob. 3QCCh. 23.4 - How are nonlipids converted into fats?Ch. 23.4 - Prob. 5QCCh. 23.4 - Prob. 6QCCh. 23.5 - 1. Why does anabolism dominate in the absorptive...Ch. 23.5 - Prob. 2QCCh. 23.5 - Prob. 3QCCh. 23.5 - Prob. 4QCCh. 23.5 - Prob. 5QCCh. 23.5 - 6. How do the actions of leptin differ from those...Ch. 23.6 - Prob. 1QCCh. 23.6 - Prob. 2QCCh. 23.6 - Prob. 3QCCh. 23.6 - Prob. 4QCCh. 23.6 - Prob. 5QCCh. 23.6 - Prob. 6QCCh. 23.6 - Prob. 7QCCh. 23.6 - Prob. 8QCCh. 23.7 - Prob. 1QCCh. 23.7 - Prob. 2QCCh. 23.7 - Prob. 3QCCh. 23.7 - Prob. 4QCCh. 23.7 - Prob. 5QCCh. 23.7 - Prob. 6QCCh. 23.7 - Prob. 7QCCh. 23.7 - Why is HDL considered good cholesterol, whereas...Ch. 23.7 - Prob. 9QCCh. 23.7 - Prob. 10QCCh. 23.7 - Prob. 11QCCh. 23 - Which of the following statements is false? a....Ch. 23 - Prob. 2CYRCh. 23 - Fill in the blanks: A/an ________reaction releases...Ch. 23 - Mark the following statements as true or false. If...Ch. 23 - Prob. 5CYRCh. 23 - Place the following events of glucose catabolism...Ch. 23 - Which of the following statements is false? a....Ch. 23 - Prob. 8CYRCh. 23 - Prob. 9CYRCh. 23 - Prob. 10CYRCh. 23 - Prob. 11CYRCh. 23 - Prob. 12CYRCh. 23 - Prob. 13CYRCh. 23 - Prob. 14CYRCh. 23 - Prob. 15CYRCh. 23 - Prob. 16CYRCh. 23 - Prob. 17CYRCh. 23 - Prob. 18CYRCh. 23 - Prob. 19CYRCh. 23 - 20. Which of the following statements is false?
a....Ch. 23 - Prob. 21CYRCh. 23 - Prob. 22CYRCh. 23 - Prob. 1CYUCh. 23 - Prob. 2CYUCh. 23 - Prob. 3CYUCh. 23 - Prob. 4CYUCh. 23 - People with extremely restricted caloric intake...Ch. 23 - Prob. 1AYKACh. 23 - Prob. 2AYKACh. 23 - 3. Certain dietary supplements for weight loss...Ch. 23 - Prob. 4AYKBCh. 23 - Prob. 5AYKB
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- Why are relatively modest quantities of NAD+ needed in comparison to the vast quantity of carbohydrate fermented?arrow_forwardWhy is the amount of ATP produced in cells that can undergo oxidative phosphorylation much greater than those that undergo substrate level phosphorylation only?arrow_forwardHow is cytosolic NADH produced during glycolysis used for energy generation under aerobic metabolism?arrow_forward
- What is the advantage to an organism in using aerobic cellular respiration compared to the anaerobic pathway?arrow_forwardWhat is the direct mechanism of ATP synthesis during the electron transport phase of cellular respiration? (what is the potential energy source that drives ATP production?) b) Why is oxygen needed for this phase? c) What is the role of ATP synthasearrow_forwardA suspension of inside-out submitochondrial particles (i.e., the F1 unit is on the outside of the particle) is placed in a solution that contains ADP, Pi, and NADH. Will increasing the proton concentration of the solution result in ATP synthesis? Explain.arrow_forward
- What is the function of coenzymes such as NAD+/NADH & NADP+/NADPH?arrow_forwardWhat is the overall net reaction of glycolysis? C6H12O6 + 2 NADH + 2 P₁ + 2 ATP --> 2 C3H3O3 + 2 NAD+ + 2 H+ + 2 H₂O + 2 ADP C6H12O6 + 2 NAD+ + 4 P₁ + 4 ADP --> 2 C3H3O3 + 2 NADH + 2 H+ + 2 H₂O + 4 ATP Glucose + 2 NAD+ + 2 P₁ + 2 ADP --> 2 C3H3O3 + 2 NADH + 2 H+ + 2 H₂O + 2 ATP Glucose + 2 FAD + 2 P; + 2 ADP --> 2 Pyruvate + 2 FADH₂ + 2 H+ + 2 H₂O + 2 ATP C6H12O6 + 2 NAD+ + 2 P₁ + 2 ADP --> Pyruvate + 2 NADH + 2 H+ + 2 H₂O + 2 ATParrow_forwardHow do the P/O ratios for NADH differ in ATP synthases that contain 10 and 15 c subunits?arrow_forward
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