Introduction to General, Organic and Biochemistry
11th Edition
ISBN: 9781285869759
Author: Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher: Cengage Learning
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Chapter 29, Problem 29.23P
Interpretation Introduction
Interpretation:
The features that prevent NADPH from fitting into the active sites of an enzyme are to be stated.
Concept Introduction:
Biological catalysts are proteins called enzymes. A catalyst is a substance that changes the
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Chapter 29 Solutions
Introduction to General, Organic and Biochemistry
Ch. 29 - Prob. 29.1PCh. 29 - Prob. 29.2PCh. 29 - Prob. 29.3PCh. 29 - Prob. 29.4PCh. 29 - Prob. 29.5PCh. 29 - Prob. 29.6PCh. 29 - Prob. 29.7PCh. 29 - Prob. 29.8PCh. 29 - Prob. 29.9PCh. 29 - Prob. 29.10P
Ch. 29 - Prob. 29.11PCh. 29 - Prob. 29.12PCh. 29 - Prob. 29.13PCh. 29 - Prob. 29.14PCh. 29 - Prob. 29.15PCh. 29 - Prob. 29.16PCh. 29 - Prob. 29.17PCh. 29 - Prob. 29.18PCh. 29 - Prob. 29.19PCh. 29 - Prob. 29.20PCh. 29 - Prob. 29.21PCh. 29 - Which of these fatty acids can be synthesized by...Ch. 29 - Prob. 29.23PCh. 29 - Prob. 29.24PCh. 29 - Prob. 29.25PCh. 29 - Prob. 29.26PCh. 29 - Prob. 29.27PCh. 29 - Prob. 29.28PCh. 29 - Prob. 29.29PCh. 29 - Prob. 29.30PCh. 29 - Prob. 29.31PCh. 29 - Prob. 29.32PCh. 29 - Prob. 29.33PCh. 29 - Prob. 29.34PCh. 29 - Prob. 29.35PCh. 29 - Prob. 29.36PCh. 29 - Prob. 29.37PCh. 29 - Prob. 29.38PCh. 29 - Prob. 29.39PCh. 29 - Prob. 29.40PCh. 29 - Prob. 29.41PCh. 29 - Prob. 29.42PCh. 29 - Prob. 29.43PCh. 29 - Prob. 29.44PCh. 29 - Prob. 29.45PCh. 29 - Prob. 29.46PCh. 29 - Prob. 29.47PCh. 29 - Prob. 29.48PCh. 29 - Prob. 29.49PCh. 29 - Prob. 29.50PCh. 29 - Prob. 29.51PCh. 29 - Prob. 29.52PCh. 29 - Prob. 29.53PCh. 29 - Prob. 29.54PCh. 29 - Prob. 29.55PCh. 29 - Prob. 29.56PCh. 29 - Prob. 29.57PCh. 29 - Prob. 29.58PCh. 29 - Prob. 29.59PCh. 29 - 29-60 How does the energy source differ in...Ch. 29 - Prob. 29.61PCh. 29 - A vegan diet is one that excludes all animal...Ch. 29 - Prob. 29.63PCh. 29 - Prob. 29.64PCh. 29 - Prob. 29.65PCh. 29 - Prob. 29.66PCh. 29 - Prob. 29.67PCh. 29 - Prob. 29.68P
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- Why are so many different enzymes needed?arrow_forwardWhat is the general role of enzymes in the human body?arrow_forwardThe first step of the metabolic process known as glycolysis is the conversion of glucose to glucose- 6-phosphate. This process has a positive value for rG' Glucose + Pi Glucose-6-phosphate + H2O rG' = +13.8 kJ/mol-rxn This reaction is coupled to the hydrolysis of ATP ATP + H2O ADP + Pi rG' = -30.5 kJ/mol-rxn What is the sum of these two equations and the value of rG' for the coupled reaction? Is the coupled reaction product-favored at equilibrium?arrow_forward
- Based on the graphical information in Problem 21-41 about enzymes A and B indicate whether the enzyme activity of enzyme B increases or decreases when the following changes in reaction conditions are made. a. pH decreases from 7.6 to 7.2 b. pH increases from 7.2 to 7.4 c. temperature decreases from 37.8C to 37.6C d. temperature increases from 38.2C to 38.4Carrow_forwardTo which of the six major classes of enzymes does the enzyme that catalyzes each of the following reactions belong? a. A cis double bond is converted to a trans double bond. a. An alcohol is dehydrated to form a compound with a double bond. b. An amino group is transferred from one substrate to another. c. An ester linkage is hydrolyzed.arrow_forwardLactate dehydrogenase catalyzes the following equilibrium reaction in both liver and muscle cells: pyruvate+NADH+H+lactate+NAD+ In terms of equilibrium, explain why lactate must be removed from muscle cells under anaerobic conditions and why lactate does not accumulate in the liver under these conditions. Hint: Think of the Cori cycle.arrow_forward
- Put the following substances in the correct order in which they are first encountered in the common metabolic pathway: succinate, FeSP, CO2, FADH2.arrow_forwardWhy do we say the two enzyme-catalyzed reactions taking place in your test tube are "coupled"? O peroxidase and glucose oxidase utilize hydrogen peroxide as a substrate O peroxidase utilizes the lactone produced by glucose oxidase as a substrate O because there is a dye in solution O peroxidase and glucose oxidase utilize glucose as a substrate Operoxidase utilizes the hydrogen peroxide produced by glucose oxidase as a substrate Evaluatearrow_forwardGiven Enzymes: amylase, lipase, lactasearrow_forward
- Consider a drug molecule that binds to an enzyme with a Kd of 20.281 nM. If the intracellular concentration of the free drug in a patient is 19.225 nM at equilibrium, what percentage of enzyme molecules are bound to the drug?arrow_forwardFor a given acid HA, it was determined that at pH 6.0 the concentration of the conjugate base [A] was 0.075 M and the acid [HA] was 0.025 M. What percent of this acid is ionized at pH 6.0? What is the pKa of this acid? What pH would this acid be 50% lonized?arrow_forwardEnzymes are categorized by the types of reactions that they catalyze. An enzyme that catalyzes the reaction shown below would be a HO HO CH3 مصر A) isomerase B) ligase C) hydrolase CH3 D) oxidoreductase E) transferase CH3 CH3 CH3 CH3 CH3 CH3arrow_forward
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