Catalysts Answers

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1
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What two components are often found as part of an enzyme?

Answer:

protein and a non-protein component (cofactor)

2
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What would happen to the rate of a reaction if the concentration of substrate was increased after the point of saturation?

A
The reaction rate would increase.
B
The reaction rate would decrease.
C
There would be no effect.
3

Which of the following did you include in your response?

A
protein
B
non-protein, also called a cofactor
4

Which of the following can be cofactors?

A
organic molecules
B
inorganic molecules
C
anions
D
cations
5

What happens to an enzyme’s structure as it exceeds the typical human body temperature?

Answer:

As an enzyme exceeds typical human body temperature, its molecules gain kinetic energy, which can break intermolecular bonds. Its structure begins to break down, changing the shape of its active site.

6

Which of the following did you include in your response?

A
Enzyme structure begins to break down.
B
Intermolecular bonds are broken.
C
Enzyme molecules gain kinetic energy.
7

What would happen to the rate of a reaction if the concentration of substrate was increased after the point of saturation?

A
The reaction rate would increase.
B
The reaction rate would decrease.
C
There would be no effect.
8

Which of the following can be cofactors?

A
organic molecules
B
inorganic molecules
C
anions
D
cations

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