What is an enzyme?
Enzyme Review

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•
Biology
•
9th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A protein that acts as a catalyst to speed up chemical reactions in the body.
2.
FLASHCARD QUESTION
Front
What happens to enzymes at high temperatures?
Back
They can denature, losing their shape and function.
3.
FLASHCARD QUESTION
Front
What is denaturation?
Back
The process where proteins lose their structure due to external stress, such as heat or pH changes.
4.
FLASHCARD QUESTION
Front
What is catalase?
Back
An enzyme that breaks down hydrogen peroxide into water and oxygen.
5.
FLASHCARD QUESTION
Front
What is the role of enzymes in biological reactions?
Back
They lower the activation energy needed for reactions to occur, increasing the reaction rate.
6.
FLASHCARD QUESTION
Front
What factors affect enzyme activity?
Back
Temperature, pH, substrate concentration, and enzyme concentration.
7.
FLASHCARD QUESTION
Front
What is a substrate?
Back
The reactant molecule upon which an enzyme acts.
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