Linking a molecule of acetate to CoA is an example of what type of common biochemical reaction? ATP is required to catalyze this reaction, explain why in terms of the enthalpy and entropy change associated with the reaction

Linking a molecule of acetate to CoA is an example of what type of common biochemical reaction? ATP is required to catalyze this reaction, explain why in terms of the enthalpy and entropy change associated with the reaction

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: This is a general question regarding kinetics and inhibition. In the space below, provide a clearly…

A: Enzymes are specialized proteins that catalyze all the biochemical reactions in the body. Ther…

Q: Account for the number of ATPs produced when other monosaccharides like galactose, fructose, and…

A: In most organism hexoses other than glucose can undergo glycolysis after conversion to a…

Q: Example: Oxidation of ethanol by NAD+ in the presence catalyzed by alcohol dehydrogenase Calculate…

A: The actual change in free energy (∆G) during a reaction is influenced by temperature, pressure and…

Q: Enzymes act by reducing the activation energy of areaction. Describe several ways in which this…

A: Enzymes are biomolecules which catalyzes the reactions so that reactions take less time to complete…

Q: Determine the direction that each of the reactions will progress. Assume that the reactants and…

A: Since conditions inside the cell are different than standard temperature and pressure, biochemists…

Q: Is there a difference between the initial and the final energy levels in catalyzed and non-catalyzed…

A: Catalyzed reactions are usually used to accelerate the rate of a chemical reaction by the action of…

Q: Living things must regulate the rate of catalytic processes.Explain how the cell regulates enzymatic…

A: Enzymes are the protein molecules that bind to the chemical substrate or reactant molecule to…

Q: Short Answer: Page 5 of 5 Alcohol dehydrogenase catalyzes the oxidation of an alcohol to the next…

A: Methanol (CH3OH) is a toxic alcohol that is found in various household and industrial agents. The…

Q: Many organisms are able to live in extremely cold or hot temperatures, for example, the thermophilic…

A: There are many organisms, such as extremophiles, which live in extreme conditions. For example,…

Q: The formation of ATP by ATP Synthase is part of a coupled reaction, as discussed in class. Given the…

A: Oxidative phosphorylation is the process by which ATP synthesis is coupled to the movement of…

Q: Consider two enzymes catalyzing two reactions (A --> B --> C ) in a metabolic cascade with their…

A: Ans) The order of concentration of A, B, C are in order [C] > [A] > [B] Explanation: The…

Q: True or False In the presence of enzymes, the value of free energy of activiation (delta G°‡) for…

A: Enzymes are biocatalysts that lower the activation energy and in turn, increase the reaction rate.…

Q: Enzyme X exhibits maximum activity at pH = 6.3. X shows a fairly sharp decrease in its activity when…

A: Enzymes are high molecular-weight protein molecules that catalyse biochemical reactions. The…

Q: Assume that the reaction catalyzed by an enzyme follows Michaelis-Menten kinetics. The substrate…

A: Mathematical equation of the Michaelis-Menten kinetics is as follows: V=VmaxSKm+Swhere V =velocity…

Q: Briefly explain the Michaelis-Menten model of enzyme kinetics.

A: Enzymes are commonly composed of protein molecules that catalyze the biochemical reaction by…

Q: Calculate the factor by which the enzyme will decrease the rate of the reaction with the following…

A: The enzyme is a biological catalyst that increases the rate of reaction by changing the mechanism…

Q: Which of the following statements are true of the malate dehydrogenase reaction in biochemical…

A: Gibbs free energy is the energy available to a system to do useful work (G). If we are considering…

Q: What Underlying Principle Relates ATP Couplingto the Thermodynamics of Metabolism?

A: The cellular processes occur via stepwise chemical reactions in which these reactions are…

Q: The group transfer potential is the Gibbs (free) energy of reaction when a group is transferred from…

A: Gibbs free energy (also known as Gibbs energy or Gibbs function) is a thermodynamic potential that…

Q: With reference to your experimental protocol, why does adding the reaction mix to the “stop” tubes…

A: Alkaline phosphatase (ALP) is an enzyme that catalyzes the hydrolysis of phosphate esters in an…

Q: An uncompetitive inhibitor interacts with the enzyme•substrate complex to form a ternary complex…

A: Enzyme inhibition is a process by which the activity of an enzyme is altered. Inhibitors are…

Q: Which reaction below is an oxidation reaction? I. 1,3-bisphosphoglycerate (BPG)→…

A: Oxidation is referred to as gain of oxygen or loss of Hydrogen or loss of electrons. It is the…

Q: Are enzyme-catalyzed reactions examples of homogeneous or heterogeneous catalysis?

A: Homogenous catalysis refers to a catalytic system in which the catalysts and the substances are in…

Q: Using enzyme kinetics, illustrate the cooperative behavior of allosteric enzymes (plot of reaction…

A: Enzyme is basically biocatalyst that increase the rate of chemical reaction without itself being…

Q: Match the enzyme name to the description of the type of reaction that it catalyzes. Each choice can…

A: Enzymes are the biomolecules that acts as catalysts in the biochemical reaction and increases the…

Q: significance of transition state stabilisation and how this impacts the free energy of activation in…

A: Transition state stabilization is crucial in enzyme-catalyzed reactions as it lowers the energy…

Q: Consider the fructose-1,6-bisphosphatase reaction. Calculate the free energy change if the ratio of…

A: The objective of this question is to calculate the free energy change (ΔG) for the…

Q: Draw the catalytic mechanism of the reaction catalyzed by glyceraldehyde 3-phosphate dehydrogenase…

A: Glyceraldehyde 3-phosphate dehydrogenase (GAPDH) is an enzyme that belongs to oxidoreductase class…

Q: Starting with glucose, there are five steps in the EMP/TCA metabolic pathways that produce NADH…

A: Glycolysis or EMP (Embden–Meyerhof–Parnas) is the breakdown of one molecule of glucose into two…

Q: Determine whether each reaction represents a reduction or oxidation of the reactant or if its…

A: Loss and Gain of Oxygen:Originally, oxidation referred to the addition of oxygen to a substance,…

Q: Describe how a) Mean Arterial Pressure, b) Maximal Oxygen Consumption, and c) Blood Flow are…

A: The human body is complex and it requires the coordinated action of many systems. The circulatory…

Q: Derive an Equation that explains the realtionship between kE and kN with respect to the equilibrium…

A: Equation: This reaction is governed by the equilibrium constant , where: - (1)Assuming that…

Q: Most enzymes are very sensitive to even small changes in pH. Explain why a slight shift to more…

A: Enzymes are very crucial in all reactions in our body for metabolism and catabolism.

Q: Do all enzymes display kinetics that obey the Michaelis– Menten equation? Which ones do not?

A: Michaelis–Menten kinetics is a well-known paradigm of enzyme kinetics in biochemistry. The model…

Q: Metabolic pathways frequently contain reactions with positive standard free-energy values, yet the…

A: The metabolic pathway is divided into the catabolic pathway (transform fuel into energy) and…

Q: Many metabolites are maintained at steady‑state concentrations that are far from equilibrium. A…

A: Cellular respiration is a catabolic pathway of the process of metabolism, where a series of chemical…

Q: Compile a list of all the cofactors involved in adding or removing one-carbon groups in…

A: Cofactor can be defined as a substance such as a metallic ion or non-protein chemical compound which…

Question

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

When reviewing a Michaelis-Menten Saturation Curve, at first the rate of the reaction is relatively constant, but the rate decreases as the substrate is used up and eventually reaches a plateau. Afte reaching this plateau, what would speed up the reaction again? Adding more substrate Adding heat Adding more enzyme Adding cofactors
Chemistry Explain why each of the following compounds contain either high or low energy bonds. ATP 1,3-bisphosphoglycerate Acetyl CoA Monoacylglycerol Glucose-6-phosphate For the reaction: NADH + Pyruvate + H+ ⇌ NAD+ + Lactate If NADH = 2 μM, Pyruvate = 3 mM, NAD+ = 50 mM, and Lactate = 6 mM, what is ΔE’° ΔE ΔG
Consider the analogy of the jiggling box containing coins that was described on page 85. The reaction, the flipping of coins that either face heads up (h) or tails up (T), is described by the equation h ↔ T, where the rate of the forward reaction equals the rate of the reverse reaction.a. What are ΔG and ΔG° in this analogy? b. What corresponds to the temperature at which the reaction proceeds? What corresponds to the activation energy of the reaction? assume you have an “enzyme,” called jigglase, which catalyzes this reaction. What would the effect of jigglase be and what, mechanically, might jigglase do in this analogy?
A certain metabolic pathway can be diagrammed as (see pic1), where A, B, C, and D are the intermediates, and X, Y, and Z are the enzymes that catalyze the reactions. The physiological free energy changes for the reactions are (see pic.2). Solve, (a) Which reaction is likely to be a major regulatory point for the pathway? (b) If your answer in Part a was in fact the case, in the presence of an inhibitor that blocks the activity of enzyme Z, would the concentrations of A, B, C, and D increase, decrease, or not be aff ected?
Is there a difference between the initial and the final energy levels in catalyzed and non-catalyzed reactions?
The milieu wherein enzymes occur in vivo is dramatically different from in vitro experiments, which is often used to investigate enzyme. Give an overview of this as well as the nature of enzyme reactions in vivo. Name, in addition, the factors affecting the concentration of enzymes in vivo.
Explain the importance of energy and entropy for living cells. State the role of enzymes in controlling metabolic biochemistry. Describe how catabolism converts many complex food molecules to a few kinds of catabolites. Explain how catabolism yields energy and how the energy is stored for use. Describe how the energy carriers ATP and NADH transfer energy between energy-yielding and energy-spending reactions. Describe how sugar is catabolized to pyruvate via glycolysis, along with production of ATP and NADH. Explain how pyruvate can be further TCA cycle (when oxygen is available). polized by fermentation or by the Explain how bacterial catabolic reactions are used in clinical tests to identify a pathogen. Define and explain the importance of nitrogen fixation
A competitive inhibitor interacts with the free enzyme to form an enzyme•inhibitor complex(E•I). This equilibrium reaction can be described as follows:E + I ⇌ EIModify the simplified kinetic scheme for the reaction E + S ⇌ E + P to include this equilibriumexpression
Consider the following free energy diagram for an uncatalyzed and enzyme-catalyzed reaction. Select all the statements that are true. Without enzyme With enzyme A+B Time AB O a. The rate of the enzyme catalyzed reaction is faster than the uncatalyzed reaction O b. The change in free energy for the reaction is greater in the catalyzed reaction, compared to the uncatalyzed reaction O c. The enzyme stabilizes the transition state for the reaction Od. The reaction is exergonic е. The reaction is now spontaneous due to the addition of enzyme Released Energy
Catalysis involves overcoming the activation energy barrier of a reaction. What are three ways by which enzymes can do this?
A reaction in an anabolic pathway is found to have a large negative Gibbs Free energy. How likely is it that this reaction is a regulatory step in the pathway? Explain your answer.