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Questions and Answers
What are the general properties of enzymes?
What are the general properties of enzymes?
- They remain unchanged during a chemical reaction (correct)
- They are needed in large amounts
- They are made of carbohydrates
- They can be either proteins or RNA
What is the definition of an enzyme?
What is the definition of an enzyme?
- A substance that reacts with the products of a chemical reaction
- A substance that remains unchanged in a chemical reaction
- A substance that increases the rate of a chemical reaction without being changed itself (correct)
- A substance that decreases the rate of a chemical reaction
What do enzymes end in, according to the text?
What do enzymes end in, according to the text?
- -ase (correct)
- -ine
- -ose
- -ate
Which suffix is added to the substrate of the reaction to name an enzyme?
Which suffix is added to the substrate of the reaction to name an enzyme?
What is a catalyst?
What is a catalyst?
Why are enzymes needed in small amounts?
Why are enzymes needed in small amounts?
What is the role of a coenzyme in enzyme function?
What is the role of a coenzyme in enzyme function?
Which class of enzymes catalyze the transfer of electrons or oxygen?
Which class of enzymes catalyze the transfer of electrons or oxygen?
What is the function of hydrolases?
What is the function of hydrolases?
What is the role of ligases in enzymatic reactions?
What is the role of ligases in enzymatic reactions?
What is the function of isomerases?
What is the function of isomerases?
How do enzymes accelerate the rate of a reaction?
How do enzymes accelerate the rate of a reaction?
What is the active site of an enzyme?
What is the active site of an enzyme?
What does the term 'holoenzyme' refer to?
What does the term 'holoenzyme' refer to?
Which term is used to describe a substance that increases the rate of a chemical reaction without being itself changed in the process?
Which term is used to describe a substance that increases the rate of a chemical reaction without being itself changed in the process?
What is the nomenclature rule for naming enzymes?
What is the nomenclature rule for naming enzymes?
Which property of enzymes distinguishes them from other biological molecules?
Which property of enzymes distinguishes them from other biological molecules?
What is the primary composition of enzymes?
What is the primary composition of enzymes?
Which term describes a substance that decreases the rate of a chemical reaction?
Which term describes a substance that decreases the rate of a chemical reaction?
What is the purpose of adding suffix (ase) to a word in enzyme nomenclature?
What is the purpose of adding suffix (ase) to a word in enzyme nomenclature?
What is the role of oxidoreductases?
What is the role of oxidoreductases?
What is the function of isomerases?
What is the function of isomerases?
What is the function of hydrolases?
What is the function of hydrolases?
What do ligases catalyze in enzymatic reactions?
What do ligases catalyze in enzymatic reactions?
What is the active site of an enzyme?
What is the active site of an enzyme?
What is a coenzyme associated with enzymes?
What is a coenzyme associated with enzymes?
What is the effect of an enzyme on the energy barrier in a chemical reaction?
What is the effect of an enzyme on the energy barrier in a chemical reaction?
What is a characteristic of lyases in enzymatic reactions?
What is a characteristic of lyases in enzymatic reactions?
What do transferases catalyze in enzymatic reactions?
What do transferases catalyze in enzymatic reactions?
What is the purpose of cofactors in enzymatic reactions?
What is the purpose of cofactors in enzymatic reactions?
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