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WorksheetsEnzymes
Total questions: 10
Worksheet time: 11mins
Name
Class
Date
1.
Enzymes are ............................
a)
Alkaline
b)
Biocatalysts
c)
Lipids
d)
Sugars
2.
The ..................... of the active site depends on the temperature.
a)
shape
b)
substrate
c)
lock
d)
collision
3.
Different enzymes work best in different pH.
a)
True
b)
False
4.
The protease enzyme works best in the ..................... condition of the stomach.
a)
acidic
b)
alkaline
c)
basic
d)
neutral
5.
What does the term optimum mean for enzyme temperature?
a)
The lowest temperature at which the enzyme works
b)
The temperature which gives the highest enzyme activity
c)
The temperature which gives the lowest enzyme activity
d)
The highest temperature before denaturing occurs
6.
What type of enzymes break down strach ?
a)
protease
b)
lipase
c)
amylase
d)
phosphorlylase
7.
Each enzyme only has 1 substrate that will fit its active site. What is this called?
a)
reusablility
b)
denaturation
c)
specificity
d)
fragility
8.
In the diagram, what is letter A?
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
9.
An enzyme speeds up a chemical reaction in the cell but can only be used once. True or False?
a)
true
b)
false
10.
What are the four biological molecules?
a)
proteins, carbohydrates, lipids, nucleic acids
b)
A, T, C, G
c)
water, air, earth, and fire
d)
Joe, Nick, and Kevin Jonas
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