Unit 2 Test - Proteins, DNA, Enzymes, and Mutations

Quiz
•
Biology
•
9th - 12th Grade
•
Medium
ERIN WHITE
Used 26+ times
FREE Resource
33 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do enzymes end in?
ase
ose
acid
nucleotides
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Enzymes are classified as what macromolecule?
Carbs
Lipids
Proteins
Nucleic Acids
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Since enzymes are classified as proteins, what is the monomer of an enzyme?
amino acids
monosaccharide
fatty acid and glycerol
nucleotides
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are enzymes in reference to chemical reactions?
Catalysts that speed up chemical reactions
Catalysts that slow down chemical reactions
building blocks that come together to create polymers
molecules that break down all substrates
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What impact does pH have on enzymes?
Each enzyme has a specific optimum pH. Extreme pH (high or low) will denature an enzyme.
Each enzyme can operate at any pH, so pH does not impact enzymes.
pH can slow down enzymes, but never denatures them.
Each enzyme has a specific optimum pH. All enzymes operate best at a pH of 7.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do enzymes work? What is their impact on activation energy?
Enzymes are catalysts that speed up chemical reactions by lowering the activation energy.
Enzymes are catalysts that speed up chemical reactions by increasing the activation energy.
Enzymes are catalysts that slow down chemical reactions by lowering the activation energy.
Enzymes are catalysts that slow down chemical reactions by increasing the activation energy.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does it mean to denature an enzyme?
Change its shape
Change its effectiveness
Change its substrate
Change its functionality
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