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Cell Membrane, Transport, And Communication
Test Description: Test Review
Instructions: Answer all questions to get your test result.
1) What aids in the movement of some animal cells?
A
Flagella
B
Pilli
C
Amoeba
D
Cilia
2) Short, thick outgrowths that allow prokaryotes to attach to the surface of other cells are called
A
Pilli
B
Flagella
C
Cilia
D
Enzymes
3) What is one organelle that plant cells have that animal cells lack (or do not have)?
A
Cell membrane
B
nucleus
C
Mitochondria
D
Cell wall
4) Which of the following is an example of a message that has a general target?
A
text message
B
phone call
C
post on social media
D
skype
5) Signaling cells secrete:
A
proteins
B
all of the above
C
hormones
D
fats
6) When cell's membranes are touching, how will they communicate?
A
chemical signals
B
talking to each other
C
cells cannot communicate
D
through their membranes
7) When cell's membranes are not touching and they are far away from each other, how will they communicate?
A
all of the above
B
passing information through their membranes
C
by electric impulses
D
through their hormones and proteins
8) Environmental signals are:
A
none of the above
B
signals that occur within our bodies
C
signals that have no effect on the body
D
signals that occur outside of our bodies
9) Do target cell receive more signals than they will accept?
A
Yes
B
No
10) All of the helpful proteins are found in the:
A
cytoplasm
B
surrounding environement
C
cell membrane
D
none of the above
11) When a signal binds to a receptor:
A
Enzymes are activated
B
The protein changes shape
C
The permeability changes
D
all of the above
12) Which of the following would not be an example of the cell membrane?
A
multiple cells
B
enyzmes
C
phospholipid bilayer
D
signal molecules
13) The layer that makes up the cell membrane is called the:
A
A door
B
A guard dog
C
A convertible
D
A principal
14) Has a single, polar head and two non-polar tails:
A
a single phospholipid
B
Phospholipid bilayer
C
none of the above
D
enzymes
15) The head of a phospholipid is:
A
two of these are correct
B
water-loving
C
non-polar
D
Polar
16) Cell-surface markers:
A
act as a name tag
B
are located on the cell membrane
C
mark and identify cell types
D
all of the above
17) Does diffusion require energy?
A
Yes
B
only facilitated diffusion require energy
C
No
D
only simple diffusion requires energy
18) Receptor proteins:
A
enable a cell to sense its surroundings
B
two of these are correct
C
aid in the movement of substances in/out of the cell
D
can become enzymes
19) When one area has a higher concentration of a substance than another area does.
A
facilitated diffusion
B
Osmosis
C
concentration gradient
D
active transport
20) What substance help with facilitated diffusion?
A
cell-surface markers and enzymes
B
carrier proteins and enzymes
C
channel proteins and carrier proteins
D
channel proteins and water
*select an answer for all questions
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