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One theoretical model of enzyme-substrate interaction explains enzyme catalysis as a function of the stabilization of the transition state by the enzyme active site. This is an example of the:A.catalysis mechanism.B.lock and key mechanism.C.Michaelis-Menten mechanism.D.induced-fit mechanism.

Question

One theoretical model of enzyme-substrate interaction explains enzyme catalysis as a function of the stabilization of the transition state by the enzyme active site. This is an example of the:A.catalysis mechanism.B.lock and key mechanism.C.Michaelis-Menten mechanism.D.induced-fit mechanism.

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Solution

This is an example of the D. Induced-fit mechanism.

The induced-fit model suggests that the enzyme changes shape to fit the substrate when it binds, which helps to stabilize the transition state and thus increase the rate of the reaction. This is different from the lock and key model, which suggests that the enzyme and substrate fit together perfectly without any changes in shape. The Michaelis-Menten mechanism is a mathematical model that describes how the rate of the reaction depends on the concentration of both the enzyme and the substrate. The term "catalysis mechanism" is a general term that refers to the process by which an enzyme increases the rate of a reaction, and it could potentially include any of the other three options.

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Similar Questions

Enzymes facilitate chemical reactions that result in changes to a substrate. How does the induced-fit model of enzymes and substrates explain their function?A. The substrates attach to the enzyme, and the chemical reaction proceeds.B. The enzyme changes shape to fit the substrate, causing the transition state to occur.C. The enzyme induces a change in the substrate but is not changed itself during the reaction.D. Both enzymes and substrates undergo dynamic changes, inducing the transitions state of the substrate.

For an enzyme to be able to catalyze a reaction, the active site must —Ask Studybuddy (Login to use)Group of answer choicesbe occupied by an inhibitorincrease the activation energy levelhave a complementary shape to the substrateD cause the enzyme to be destroyed in the reaction

Which statement explains why the induced fit model is a more accurate description of enzyme/substrate bonding than the lock and key model? Enzymes have active sites that fit most substrates. Enzymes do not need active sites to bond to substrates. Enzymes have rigid active sites with flexible sites for co-factors. Enzymes do have flexible active sites that mold to substrates.

What enables an enzyme to bind specifically to its substrate?

In the _______________ model of enzyme action, the enzyme is restricted to have a fixed conformation accommodating only substrates with complementary geometry.Question 6Select one:a.lock-and-keyb.induced fit

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