PLSSS HELP ME Which property describes a mixture?

A. It cannot be separated by physical methods.

B. It has a single chemical composition.

C. It cannot have more than one state of matter.

D. It cannot be described by a chemical symbol or formula.

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion