What is the optimal pH for enzyme activity?
STAAR Review: Enzymes and Biomolecules

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Science
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
Enzymes typically work best at a specific pH, often around pH 7 for many enzymes.
2.
FLASHCARD QUESTION
Front
What are proteins made of?
Back
Proteins are made of monomers called amino acids.
3.
FLASHCARD QUESTION
Front
Where do substrates bind on an enzyme?
Back
Substrates bind at the active site of an enzyme.
4.
FLASHCARD QUESTION
Front
What type of biomolecule are enzymes classified as?
Back
Enzymes are classified as proteins.
5.
FLASHCARD QUESTION
Front
What is the role of enzymes in chemical reactions?
Back
Enzymes act as biological catalysts that speed up chemical reactions.
6.
FLASHCARD QUESTION
Front
What is a substrate in the context of enzymes?
Back
A substrate is the reactant molecule that an enzyme acts upon.
7.
FLASHCARD QUESTION
Front
What is the active site of an enzyme?
Back
The active site is the region on the enzyme where the substrate binds.
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