HUMAN PHYSIOLOGY: AN INTEG ACCESS C
8th Edition
ISBN: 9780134714837
Author: Silverthorn
Publisher: PEARSON
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Chapter 4.4, Problem 18CC
Summary Introduction
Introduction: Lactate dehydrogenase is an enzyme which catalyzes the reaction where lactate is converted to pyruvate. This reaction is important for the production of energy in the body, therefore lactate dehydrogenase is an important enzyme.
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Chapter 4 Solutions
HUMAN PHYSIOLOGY: AN INTEG ACCESS C
Ch. 4.1 - Which biomolecules always include nitrogen in...Ch. 4.1 - Prob. 2CCCh. 4.1 - What is the difference between potential energy...Ch. 4.1 - Prob. 4CCCh. 4.2 - Prob. 5CCCh. 4.2 - Prob. 6CCCh. 4.2 - Prob. 7CCCh. 4.3 - Prob. 8CCCh. 4.3 - Prob. 9CCCh. 4.3 - Prob. 10CC
Ch. 4.3 - Prob. 11CCCh. 4.4 - Name five ways in which cells regulate the...Ch. 4.4 - Prob. 13CCCh. 4.4 - Prob. 14CCCh. 4.4 - Match each component on the left to the...Ch. 4.4 - Prob. 16CCCh. 4.4 - How is the separation of mitochondria into two...Ch. 4.4 - Prob. 18CCCh. 4.4 - Prob. 19CCCh. 4.4 - Prob. 20CCCh. 4.4 - What does the name RNA polymerase tell you about...Ch. 4.4 - Explain in one or two sentences the relationship...Ch. 4.4 - Prob. 23CCCh. 4.4 - List three general types of posttranslational...Ch. 4.4 - Prob. 25CCCh. 4 - List the three basic forms of work and give a...Ch. 4 - Prob. 2RQCh. 4 - Prob. 3RQCh. 4 - Prob. 4RQCh. 4 - Prob. 5RQCh. 4 - Prob. 6RQCh. 4 - Match each definition in the left column with the...Ch. 4 - Prob. 8RQCh. 4 - Organic molecules that must be present in order...Ch. 4 - In an oxidation-reduction reaction, in which...Ch. 4 - Prob. 11RQCh. 4 - Prob. 12RQCh. 4 - Prob. 13RQCh. 4 - Metabolic regulation in which the last product of...Ch. 4 - Prob. 15RQCh. 4 - Prob. 16RQCh. 4 - Create maps using the following terms.Ch. 4 - Prob. 18RQCh. 4 - Prob. 19RQCh. 4 - Prob. 20RQCh. 4 - Prob. 21RQCh. 4 - Briefly describe the processes of transcription...Ch. 4 - On what molecule does the anticodon appear?...Ch. 4 - Is the energy of ATPs phosphate bond an example of...Ch. 4 - Prob. 25RQCh. 4 - Prob. 26RQCh. 4 - Prob. 27RQCh. 4 - Prob. 28RQ
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- What is the physiological significance of the isozymic forms of lactate dehydrogenase (LDH)? Explain briefly.arrow_forwardAre any of the intermediates in the β-oxidation pathway chiral? Explain.arrow_forwardThe “bridge reaction”, using pyruvate dehydrogenase, is highly exergonic and is essentially irreversible. Name the 3 outcomes (name any activated carriers produced, name the molecule that is produced from losing one carbon atom from pyruvate, and name any modification to the remaining two carbon compound of interest ) of the separate enzyme activities found within the large dehydrogenase complex.arrow_forward
- Fatty acid beta-oxidation consists of 4 steps that are repeated multiple times. Explain the purpose of step 2 and step 3 respectively. (You don’t need to provide names of enzymes or intermediates!).arrow_forward[methyl-14C]Pyruvate was administered to isolated liver cells in the presence of sufficient malonate to block succinate dehydrogenase completely. After a time, isocitrate was isolated and found to contain label in both carbon 2 and carbon 5: How do you explain this result?arrow_forwardThe complete oxidation of glucose 6-phosphate derived from free glucose yields 30 molecules ATP, whereas the complete oxidation of glucose 6- phosphate derived from glycogen yields 31 molecules of ATP. Account for this difference.arrow_forward
- A sample of glycogen from a patient with liver disease is incubated with Pi, normal glycogen phosphorylase, and normal debranching enzyme. The ratio of G1P to glucose formed in the reaction mixture is 100. What is the patient’s most probable enzymatic defi ciency?arrow_forward[methyl-14C]Pyruvate was administered to isolated liver cells in the presence of sufficient malonate to block succinate dehydrogenase completely. After a time, isocitrate was isolated and found to contain label in both carbon 2 and carbon 5: How do you explain this result?arrow_forwardLactate dehydrogenase isoforms contain "H" and "M" subunits. In total, how many subunits are found in the isoforms? C 2 3 4 6 8arrow_forward
- To what class of enzymes does hexokinase belong? Describe in general the reaction it catalyzes.arrow_forwardDescribe the reaction catalyzed by each enzyme: (a) aspartate transaminase; (b) glyceraldehyde 3-phosphate dehydrogenase.arrow_forward- [methyl-1“C]Pyruvate was administered to isolated liver cells in the presence of sufficient malonate to block succinate dehydrogenase completely. After a time, isocitrate was isolated and found to contain label in both carbon 2 and carbon 5: 14CH,-Coo HC-COo H14C-coo OH How do you explain this result?arrow_forward
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