active transport alpha helix amphipathic anion aquaporin asymmetry ATP attachment carrier protein cation cell wall cell-cell recognition channel protein cholesterol competition concentration concentration gradient cotransport countertransport crenation cytoskeleton diffusion dynamic equilibrium |
electrochemical gradient electrogenic pump electrostatic attraction endocytosis enzymatic activity exocytosis extracellular matrix facilitated diffusion flaccidity fluid fluid mosaic model fluidity freeze-fracture glycolipid glycoprotein gradient hemolysis hydrophilic hydrophobic hypertonicity hypotonicity integral protein intercellular junction |
ion ion channel isotonicity lipid lipophilic lipophobic lysis nonpolar osmoregulation osmosis passive transport peripheral protein permeability phagocytosis phospholipid phospholipid bilayer pinocytosis plasma membrane plasmolysis polar potassium ion pump |
receptor mediated endocytosis saturated acid saturation secondary active transport selective permeability signal transduction sodium ion sodium-potassium exchange pump solid solute solution solvent specificity steroid tonicity transmembrane potential transmembrane protein transport turgidity unsaturated fatty acid vesicular transport viscosity |