The ability of a hypertonic solution to "pull" in water from a hypotonic solution across a semipermeable membrane is called ________ pressure.

Cotransport is ____________     movement of water down concentration gradient using a protein channel     movement of materials against their concentration gradient     movement of one substance against, and one substance down their concentration gradients     movement of molecules from high concentration to low concentration using no protein channels     movement of materials down their concentration gradient using a protein channel

the characteristics of water insoluble substances that is most important in governing its diffusibility through a cell membrane is its?

Water may move through membrane pores constructed by transmembrane proteins called ________.