Which of the following are effects of catalyst that cause an increase in the rate ofreaction? (This is a multi-select question. Select all that apply).a decrease in DG‡.an increase in DG.an increase in temperature.an increase in the energy of the molecules/ions of reactant.an increase in the number of molecules/ions of reactant with enough energy toovercome the activation energy barrier.

The 'D' in DG and DG+ stands for delta ().DG () is the change in free energy. For a general reaction…

Answered: Which of the following are effects of…

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

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Enzymes are important biological catalysts because they: Lower the activation energy of a biochemical reaction Lower the entropy of a biochemical reaction Increase the free energy of a biochemical reaction Supply the energy to initiate a biochemical reaction
Which of the following statements is NOT true? None of the other four answers (all are true) The energy required to cause a chemical reaction to occur is called the activation energy Decomposition (degradation, catabolic) reactions are usually endergonic Chemical reactions in living cells are catalyzed by enzymes Enzymes increase the probability that a chemical reaction will take place by lowering the activation energy
I need the answer as soon as possible
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
In the diagram, notice the y-coordinate (energy) of A + B; also notice how C is at a lower y-coordinate. Their difference is the amount of energy during the exothermic reaction. A+B Activation Energy Reaction Progression Energy
An enzyme A is most active at 37oC. Which of the following change will increase the activity of A? Question 9 options: Increasing the enzyme temperature from 20 oC to 37 oC. Decreasing the enzyme temperature from 37 oC to 25 oC. Increasing the enzyme temperature from 37 oC to 47 oC.
enzymes increase the rate of a chemical reaction by increasing the amount of activation energy needed decreasing the amount of activation energy needed decreasing the temperature increasing the temperature altering the chemical of substrates 2. which of the following is an example of quantitive data? the freshman class of the students contained 643 students, 372 males, and 271 females. the absorption peak of cobalt chloride was 510nm bromelain has optimal enzyme activity at a pH of 7 the color of cobalt chloride was pink the mass of the onion was 50 grams
It is not 0.67 or 0.167 or 0.25.
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
Which of the following best describes a thermodynamically favorable (spontaneous) chemical reaction? It has a ΔG that is greater than zero and is endergonic. It has a ΔG that is greater than zero and is exergonic. It has a ΔG that is less than zero and is endergonic. It has a ΔG that is less than zero and is exergonic.
Which of the following characteristics of the transition state is false? The number of noncovalent bonds increases between the enzyme and substrate at its transition state The transition state energy is part of the delta G ^0 for the reaction The energy required to reach the transition state is characterized by delta G (double arrow) The transition state is unstable due to the straining of the covalent bonds in the substrate Both answers B and C are false

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