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Biochem Review

Total questions: 25

Worksheet time: 20mins

Name
Class
Date
1.

The main source of energy

(a)  

2.

Long term energy storage #fat

(a)  

3.

Sends messages, supports cells, speeds up chemical reactions

(a)  

4.

Stores the genetic info to make protein

(a)  

5.

Match the monomer to the Polymer

a)

Carbs

b)

Lipids

c)

Protein

d)

Nucleic Acid

6.

Match the monomer to the Polymer

a)

Carbs

b)

Lipids

c)

Protein

d)

Nucleic Acid

7.

Match the monomer to the Polymer

a)

Carbs

b)

Lipids

c)

Protein

d)

Nucleic Acid

8.

Match the monomer to the Polymer

a)

Carbs

b)

Lipids

c)

Protein

d)

Nucleic Acid

9.

Protein that speeds up chemical reactions by lowering the activation energy

(a)  

10.

The chemical process in which water molecules are added to break the bonds of a polymer.

a)

Hydrolysis

b)

Dehydration Synthesis

c)

Enzyme

d)

Activation Energy

11.

The chemical process in which water molecules are added to break the bonds of a polymer.

a)

Hydrolysis

b)

Dehydration Synthesis

c)

Enzyme

d)

Activation Energy

12.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
13.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
14.
Which of these is most likely an enzyme?  
a)
Sucrose
b)
Galactose
c)
Fructose
d)
Amylase
15.
Which enzyme is most efficient in a basic solution?
a)
A
b)
B
16.
Which of these is NOT true?
a)
Enzymes can denature (change shape) when the temperature gets too high.
b)
Enzymes can only be used once in a chemical reaction. 
c)
Extreme pH can denature enzymes.
d)
Enzymes speed up chemical reactions. 
17.
Based on the graph, what temperature does this enzyme work best? 
a)
15 C
b)
40 C
c)
30 C
d)
47 C
18.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
19.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
20.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
21.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
22.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
23.
Letter E...
a)
active site
b)
enzyme
c)
substrate
d)
products
24.

If the substrate is Lactose, what is the enzyme that breaks it down?

(a)  

25.

In the liver lab, the enzyme (a)   broke down Hydrogen Peroxide into Oxygen and Water.

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