
Prelab 1.5 Enzymes: Toothpickase
Presentation
•
Science
•
12th Grade
•
Practice Problem
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Hard
+1
Standards-aligned
Kim Bathker
FREE Resource
2 Slides • 10 Questions
1
AP Biology
2
Our upcoming lab will investigate factors that influence enzyme activity. Enzymes are a little bit sensitive; their activity depends substantially on the environmental circumstances surrounding them.
Review some key terms related to enzymes and enzyme activity.
Pro tip: You can SCROLL down some drag and drop questions!
3
Drag and Drop
4
Drag and Drop
5
Multiple Select
Which of the following conditions might affect the activity of an enzyme?
Choose ALL that apply.
temperature
pH
salt
enzyme concentration
substrate concentration
6
Match
Use the diagram to assign labels.
active site
enzyme
substrate
enzyme-substrate complex
products
A
B
C
D
E
A
B
C
D
E
7
Match
Use the diagram to assign labels.
change in free energy for the reaction
activation energy of the catalyzed reaction
activation energy of the uncatalyzed reaction
A
B
C
A
B
C
8
Multiple Select
Which of the following terms describe(s) this reaction?
Choose ALL that apply.
anabolic
catabolic
exergonic
endergonic
9
Drag and Drop
A hydrolysis reaction is
10
Multiple Choice
Enzymes always return to their original state after a reaction.
True
False
11
Multiple Choice
An enzyme speeds up a chemical reaction in the cell but can only be used once. True or False?
True
False
12
Multiple Choice
In general, enzymes do NOT:
bind permanently to their substrates
have names ending in -ase
have their function changed with extremely high temperatures
react with a specific substrate
AP Biology
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