Enzymes

Flashcard
•
Biology
•
9th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an enzyme?
Back
A biological catalyst that speeds up chemical reactions in living organisms.
2.
FLASHCARD QUESTION
Front
How do enzymes speed up reactions?
Back
By lowering the activation energy required for the reaction to occur.
3.
FLASHCARD QUESTION
Front
What is the active site of an enzyme?
Back
The specific region on the enzyme where the substrate binds.
4.
FLASHCARD QUESTION
Front
What is a substrate?
Back
The reactant molecule that an enzyme acts upon.
5.
FLASHCARD QUESTION
Front
What is a catalyst?
Back
A substance that increases the rate of a chemical reaction without being consumed.
6.
FLASHCARD QUESTION
Front
What happens to enzymes at high temperatures?
Back
They can denature, meaning their shape is altered and they can no longer function properly.
7.
FLASHCARD QUESTION
Front
What is denaturation?
Back
The process in which an enzyme's structure is altered, affecting its function.
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