The Rate of Diffusion of Molecules Would Be Fastest in a Cell

Multiple Choice

The rate of diffusion of molecules would be fastest in a cell with an

A) internal concentration of 45 percent and an external concentration of 50 percent in cold temperatures.
B) internal concentration of 50 percent and an external concentration of 12 percent in cold temperatures.
C) internal concentration of 50 percent and an external concentration of 12 percent in warm temperatures.
D) internal concentration of 40 percent and an external concentration of 35 percent in warm temperatures.