The Solutions in the Two Arms of This U-Tube Are

Multiple Choice

The solutions in the two arms of this U-tube are separated by a membrane that is permeable to water and glucose but not to sucrose. Side A is half-filled with a solution of 2 M sucrose and 1 M glucose. Side B is half-filled with 1 M sucrose and 2 M glucose. Initially, the liquid levels on both sides are equal.

-Initially, in terms of tonicity, the solution in side A with respect to that in side B is

A) hypotonic.
B) plasmolyzed.
C) isotonic.
D) saturated.
E) hypertonic.