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Enzymes
Test Description: This game will review sample EOC questions on emzymes - proteins that catalyze chemical reactions for cells!
Instructions: Answer all questions to get your test result.
1) Enzymes are best classified as...
A
lipids that insulate and protect the body
B
proteins that speed up chemical reactions
C
proteins that store genetic information
D
carbohydrates that provide energy
2) Digestion of an enzyme would produce...
A
fatty acids
B
amino acids
C
monosaccharides
D
nucleotides
3) What is the name of the molecule which attaches to an enzyme during reaction?
A
nucleotide
B
substrate
C
substance
D
active site
4) What happens when enzymes are added to a reaction?
A
the enzymes are destroyed
B
the rate of reaction does not change
C
the rate of reaction increases
D
the rate of reaction slows
5) Which is true of enzymes?
A
enzymes are not reused in reaction
B
enzymes are not destroyed in reaction
C
enzymes are not specific
D
enzymes are not proteins
6) An enzyme will break down starch but not egg white. This illustrates that enzymes are...
A
powerful
B
generic
C
useless
D
specific
7) Increasing temperature decreases the function of an enzyme. Why?
A
heat changes the shape of the enzyme
B
temperature must be perfect
C
enzyme shape is not important
D
heat does not affect enzyme function
8) Catalase speeds the breakdown of hydrogen peroxide. Catalase is a(n)...
A
nucleic acid
B
enzyme
C
monosaccharide
D
lipid
9) RNA polymerase is a protein that controls transcription of DNA into mRNA. It is a(n)...
A
protein
B
lipid
C
monosaccharide
D
nucleic acid
10) Which of the following is an enzyme?
A
glycogen
B
cellulose
C
salivary amylase
D
glycerol
*select an answer for all questions
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