Suppose a Drop of Dye Is Placed in One End

Multiple Choice

Suppose a drop of dye is placed in one end of a tank of water.What happens next?

A) Nothing happens because the molecules are at equilibrium.
B) The dye molecules and the water molecules move down their respective concentration gradients.
C) The dye molecules move from a region of high water potential to a region of low water potential.
D) The dye molecules move against a concentration gradient.
E) The water molecules move by osmosis.