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WorksheetsBio 7.2 Plasma Membrane
Total questions: 13
Worksheet time: 9mins
Name
Class
Date
1.
The cell membrane is selectively permeable, which means...
a)
All materials can enter and leave the cell
b)
Certain things can enter while others cannot
c)
The cell manually sorts through all materials
d)
Only certain cells can interact with the cell.
2.
Most of the cell membrane is made of...
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic acids
3.
Which of the following is NOT part of the cell membrane?
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic Acids
4.
Lipid tails are...
a)
Nonpolar
b)
Polar
5.
Lipid heads are...
a)
Polar
b)
Nonpolar
6.
When looking at the cell membrane, where are the lipid heads located?
a)
Floating between bilayer levels
b)
Outer part of the bilayer
c)
Inner part of the bilayer
d)
Located at different parts throughout the bilayer
7.
When looking at the cell membrane, where are the lipid tails located?
a)
Inner part of the bilayer
b)
Outer part of the bilayer
c)
At the end of the bilayer
d)
Goes through each end of the bilayer
8.
How many layers is the lipid bilayer?
a)
1
b)
2
c)
3
d)
4
9.
Which of the following is responsible for getting complex molecules across the cell membrane?
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic Acids
10.
Another name for plasma membrane is....
a)
cell wall
b)
Nuclear membrane
c)
Cell membrane
d)
plasma membrane
11.
The _____ in the plasma membrane is responsible for identifying other cells.
a)
proteins
b)
lipids
c)
carbohydrates
d)
cholesterol
12.
The _____ in the plasma membrane is used to make sure the fatty acids tails don't stick together.
a)
carbohydrates
b)
cholesterol
c)
proteins
d)
lipids
13.
The function of the plasma membrane is....
a)
regulate what enters and leaves the cell.
b)
fight bacteria and viruses that enter the cell.
c)
make sure each cell reproduces
d)
make sure each cell can move
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