Enzyme

Flashcard
•
Biology
•
9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an enzyme?
Back
An enzyme is a biological catalyst that speeds up chemical reactions in living organisms.
2.
FLASHCARD QUESTION
Front
What is the role of enzymes in biological reactions?
Back
Enzymes lower the activation energy required for a reaction, allowing it to occur more quickly.
3.
FLASHCARD QUESTION
Front
What is a substrate?
Back
A substrate is any substance that is acted upon by an enzyme.
4.
FLASHCARD QUESTION
Front
What is the active site of an enzyme?
Back
The active site is the specific region on an enzyme where the substrate binds.
5.
FLASHCARD QUESTION
Front
What happens to enzymes after a reaction?
Back
Enzymes are not consumed in the reaction and can be reused multiple times.
6.
FLASHCARD QUESTION
Front
What is a coenzyme?
Back
A coenzyme is a non-protein molecule that assists enzymes in catalyzing reactions.
7.
FLASHCARD QUESTION
Front
What is the difference between an enzyme and a catalyst?
Back
All enzymes are catalysts, but not all catalysts are enzymes. Enzymes are biological catalysts.
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