dynamic equilibrium

facilitated diffusion

osmosis

solute

solvent

isotonic solution

hypotonic solution

hypertonic solution

active transport

passive transport

endocytosis

exocytosis

phospholipid bilayer

polar/non polar parts

channel proteins

cholesterol

process of diffusion

what is facilitated diffusion? what is the difference between diffusion and facilitated diffusion

concentration gradient

phagocytosis and pinocytosis