The substrate of an enzyme binds at the Group of answer choices affinity site. active site....
The substrate of an enzyme binds at the
Group of answer choices
affinity site.
active site.
completion site.
reaction site.
allosteric site.
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The substrate of an enzyme binds at the
Group of answer choices
affinity site.
active site....
Reset Help noncompetitive enzyme irreversible acetylcholinesterase competitive active site 1. A inhibitor binds to a site...
Reset Help noncompetitive enzyme irreversible acetylcholinesterase competitive active site 1. A inhibitor binds to a site on the enzyme that is not the active site. 2. Insecticides and nerve gases act as irreversible inhibitors of nerve conduction. an enzyme needed for 3. A inhibitor has a structure that is so similar to the substrate that it can bond to the enzyme just like the substrate. 4. Usually, an nhibitor forms a covalent bond with an amino acid side group within...
QUESTION A drug binds to the active site of an enzyme. If atis bound to the...
QUESTION A drug binds to the active site of an enzyme. If atis bound to the active site of the enzyme, it prevents substrate binding This drug 10
A competitive inhibitor is a molecule that: Preferentially binds to an enzyme at a site other...
A competitive inhibitor is a molecule that: Preferentially binds to an enzyme at a site other than the active site Enhances the catalysis of an enzyme Binds to an enzyme and increases the bind strength of the substrate Binds to the active site and blocks the substrate More than one of the above.
7. Explain the basics of enzyme function and structure (sketch an enzyme and label the active...
7. Explain the basics of enzyme function and structure (sketch an enzyme and label the active site, allosteric site, where the substrate binds, where competitive and non-competitive inhibitors bind). Include how many different reactions can be catalyzed by an enzyme and how many times an enzyme can catalyze that reaction.
The active site of an enzyme ____. A. is remote form the site of substrate attachment...
The active site of an enzyme ____. A. is remote form the site of substrate attachment B. is converted to a product C. is the region where the reaction takes place D. increases the energy of reaction E. includes the entire enzyme In the lock-and-key model of enzyme actin, the enzyme active site is thought of as ___. A. a rigid, nonflexible shape that fits the substrate exactly B. an area of the enzyme that can adjust to fit the...
41. An enzyme-substrate complex forms when substrate binds to an enzyme at the enzyme's site. 42....
41. An enzyme-substrate complex forms when substrate binds to an enzyme at the enzyme's site. 42. An inorganic ion such as zinc or manganese that is needed for an enzyme to function is acting as a 43. Competitive inhibition of enzymes occurs when: site A) catalytic B) allosterie C) operative B) cofactor C) apoenzyme D) holoenzyme A) coenzyme A) the inhibitor binds to the active site of the enzyme B) the inhibitor binds to the allosteric site of the enzyme...
Enzyme 6. Where do substrates bind on an enzyme? A. allosteric site B. active site C....
Enzyme 6. Where do substrates bind on an enzyme? A. allosteric site B. active site C. receptor D. ion channel 7. Enzymes are capable of increasing the rate of a chemical reaction through which of the following means? A. changing AG from positive to negative B. reducing the activation energy C. changing the equilibrium point of the reaction D. increasing kinetic energy 8. When a molecule can occupy the same active site as the substrate, a situation called can result...
How does the binding of a regulatory molecule to the allosteric site affect the activity of...
How does the binding of a regulatory molecule to the allosteric site affect the activity of an enzyme? Group of answer choices A. It may decrease the activity of the enzyme. B. It may change the shape of the substrate. C. It may change the affinity of the enzyme for its substrate. All of the above A and C
Enzyme labeling can be used to map the structure of the active site of an enzyme...
Enzyme labeling can be used to map the structure of the active site of an enzyme using an affinity label, a molecule that is structurally similar to the substrate. Which of the following statements about enzyme labeling is true?
A pharmaceutical research group is studying the allosteric regulation mechanisms for an enzyme involved in kidney...
A pharmaceutical research group is studying the allosteric regulation mechanisms for an enzyme involved in kidney cancer. They perform a number of different assays and make the following observations. Using these observations, determine whether the model is most consistent with a. induced-fit/sequential b. MWC/symmetry c. both models Observations: -the enzyme's allostertic activator binds to an allosteric site located 1.5 nanometers away from the active site. -when the allosteric activator binds to the allosteric site, NMR signals indicate that a significiant...
Reset Help noncompetitive enzyme irreversible acetylcholinesterase competitive active site 1. A inhibitor binds to a site on the enzyme that is not the active site. 2. Insecticides and nerve gases act as irreversible inhibitors of nerve conduction. an enzyme needed for 3. A inhibitor has a structure that is so similar to the substrate that it can bond to the enzyme just like the substrate. 4. Usually, an nhibitor forms a covalent bond with an amino acid side group within...
QUESTION A drug binds to the active site of an enzyme. If atis bound to the active site of the enzyme, it prevents substrate binding This drug 10
The active site of an enzyme ____. A. is remote form the site of substrate attachment B. is converted to a product C. is the region where the reaction takes place D. increases the energy of reaction E. includes the entire enzyme In the lock-and-key model of enzyme actin, the enzyme active site is thought of as ___. A. a rigid, nonflexible shape that fits the substrate exactly B. an area of the enzyme that can adjust to fit the...
41. An enzyme-substrate complex forms when substrate binds to an enzyme at the enzyme's site. 42. An inorganic ion such as zinc or manganese that is needed for an enzyme to function is acting as a 43. Competitive inhibition of enzymes occurs when: site A) catalytic B) allosterie C) operative B) cofactor C) apoenzyme D) holoenzyme A) coenzyme A) the inhibitor binds to the active site of the enzyme B) the inhibitor binds to the allosteric site of the enzyme...
Enzyme 6. Where do substrates bind on an enzyme? A. allosteric site B. active site C. receptor D. ion channel 7. Enzymes are capable of increasing the rate of a chemical reaction through which of the following means? A. changing AG from positive to negative B. reducing the activation energy C. changing the equilibrium point of the reaction D. increasing kinetic energy 8. When a molecule can occupy the same active site as the substrate, a situation called can result...
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