Which is a process that occurs in the water cycle? a) condensation b) evaporation c) precipitation d) all of the above

D. All of the above is the correct answer for this question

b.have there own function.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.