The plasma membrane?

/in /by

The plasma membrane __________________.
a) is the control center of the cell
b) functions in protein synthesis
c) functions in fat synthesis
d) regulates the passage of material into and out of the cell
In a comparison of two solutions, the solution with the higher solute concentration is _________________.
a) dynamic
b) hypertonic
c) hypotonic
d) isotonic
e) osmotic