As Level Cell Membrane Test

15 Questions  I  By Masy171 on August 10, 2009
A selection of multiple choice and missing word questions about cell membrane structure and the movement of substances across it.

  

Question Excerpt

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1.  Cell membranes have the following functions
A.
B.
C.
D.
E.
2.  What model was proposed for the cell membrane?
A.
B.
C.
D.
E.
3.  Molecules can move across membranes by?
4.  Membranes are made up of two layers of what?
A.
B.
C.
D.
5.  Diffusion occurs ................... no ATP
6.  Polar heads of phospholipids are said to be what?
7.  Two forms of bulk transport are?
A.
B.
C.
D.
E.
8.  Changes shape to help move molecules through the membrane
9.  Osmosis is the;
A.
B.
C.
D.
10.  Intrinsic proteins span how far into the membrane?
A.
B.
C.
D.
E.
11.  The function of  a cell membrane is to .................... what enters and leaves a cell
12.  Hydrocarbon tails of phospholipids are said to be what?
13.  Forms tunnels in the membrane for water soluble molecules to move through
14.  Extrinsic proteins span how far into the membrane?
A.
B.
C.
D.
E.
15.  Active transport does the following
A.
B.
C.
D.
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