Mark any/all statements that are TRUE regarding reactions and enzyme catalysis. Group of answer choices -The role of an enzyme in catalysis is to increase the difference in free-energy between the products and reactants (increase the G for the reaction). -None of these is correct. -The free-energy of a reaction (G) determines the rate of reaction. -In thermodynamics, the term "spontaneous" means that a reaction requires energy to proceed. -The transition state of an enzyme-catalyzed reaction is destabilized in comparison to the transition state of the uncatalyzed reaction.

Mark any/all statements that are TRUE regarding reactions and enzyme catalysis. Group of answer choices -The role of an enzyme in catalysis is to increase the difference in free-energy between the products and reactants (increase the G for the reaction). -None of these is correct. -The free-energy of a reaction (G) determines the rate of reaction. -In thermodynamics, the term "spontaneous" means that a reaction requires energy to proceed. -The transition state of an enzyme-catalyzed reaction is destabilized in comparison to the transition state of the uncatalyzed reaction.

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter7: Energy And Metabolism

Section: Chapter Questions

Problem 5TYU

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Question

Mark any/all statements that are TRUE regarding reactions and enzyme catalysis.

Group of answer choices

-The role of an enzyme in catalysis is to increase the difference in free-energy between the products and reactants (increase the G for the reaction).

-None of these is correct.

-The free-energy of a reaction (G) determines the rate of reaction.

-In thermodynamics, the term "spontaneous" means that a reaction requires energy to proceed.

-The transition state of an enzyme-catalyzed reaction is destabilized in comparison to the transition state of the uncatalyzed reaction.

Science that deals with the amount of energy transferred from one equilibrium state to another equilibrium state.

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Enzyme act as a catalyst in a reaction in which increases the rate of reaction but remains unchanged after the completion of reaction.

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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 Oa. The reaction is now spontaneous due to the addition of enzyme b. The rate of the enzyme catalyzed reaction is faster than the uncatalyzed reaction O C. The reaction is exergonic O d. The change in free energy for the reaction is greater in the catalyzed reaction, compared to the uncatalyzed reaction e. The enzyme stabilizes the transition state for the reaction Released Energy pes
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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
True/False Question: Enzymes do not shift the equilibrium of the reactions that they catalyze. O True O ralse
Which of the following statements are true for BOTH the "transition state" and an "intermediate" of reaction? (This is a multi-select question, select all that apply.). Both are only observed in enzyme-catalyzed reactions. Both can be converted to product(s) or might decompose back to the reactant(s). Neither are part of the "net equation" for the reaction. Both contain covalent bonds are in the process of breaking and/or forming. Both are part of every chemical reaction. (i.e. the mechanisms of all chemical reactions, whether enzyme catalyzed or not, will have involve both a transition state and an intermediate).
Match the definition to the term: v Choose... Temporary molecule that is formed when substrate attaches to the enzyme Substrate Product Compound that enters the reaction Substance that functions as a biological catalyst Enzyme Specific portion of the enzyme where the substrate attaches Result of enzyme reaction Active Site Enzyme-substrate complex Choose...
Use the energy graph shown here to define and explain the importance of the following four terms. You must refer to the parts of the graph as examples. Don't forget to define AND explain all four terms. - uncatalyzed catalyzed Reactant Product Course of Reaction A. Activation energy B. Catalysis C. Gibbs free energy D. Exergonic reactions For the toolh Energy Released Energy Supplied
Match the letters with the following uncatalyzed products free energy progress of reaction catalyzed reaction activation energy without an enzyme net change in energy between reactants and products reactants activation energy with an energy
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