Enzymes
Presentation
•
Biology
•
9th - 12th Grade
•
Practice Problem
•
Medium
Standards-aligned
Jodi Hewett
Used 83+ times
FREE Resource
15 Slides • 11 Questions
1
Enzymes
2
3
4
Multiple Select
Most enzymes
are proteins in the tertiary and quaternary structure.
act as catalysts to accelerate a reaction
are not permanently changed during the catalyst process
are permanently changed during the catalyst process
5
6
Multiple Choice
Which of the following is an enzyme?
sucrose
lactose
maltose
lactase
7
8
Multiple Choice
Enzyme lower
articulation energy
total energy use
activation energy
bonds
9
10
11
Multiple Choice
What is the substance called that enzymes act on?
activation
substrate
reaction
activity
12
13
Multiple Choice
What is the restricted region on an enzyme molecule which binds to the substrate?
active site
activity
enzyme
substrate
14
15
16
Multiple Choice
An induced fit is when there is a change in the shape of an enzyme's active site that has been induced by the substrate.
False
True
17
18
19
Multiple Choice
Which is NOT an environmental condition that can cause an enzyme to denature?
extreme temperature
pH
induced fit
Ionic concentration
20
21
Multiple Choice
What are sometimes needed for proper enzymatic activity?
location
shape
organic substances
inorganic substances and vitamins
22
23
Multiple Choice
Competitive inhibitors are
chemicals that resemble an enzyme's normal substrate and compete with it for the active site
chemicals that mimic an enzyme's normal substrate but don't affect the active site
chemicals that don't resemble an enzyme's normal substrate but compete with it for the active site
chemicals that don't resemble an enzyme's normal substrate and also do not compete with it for the active site
24
25
Multiple Choice
Inhibitors that do not enter the active site are called
lazy inhibitors
outhibitors
noncompetitive inhibitors
competitive inhibitors
26
Poll
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