Membran sel sareng ring makudang  proses seluler sekadi adhesi sel, penyimpenan energi listrik, miwah makarya sinyal sel raris prasida dados permukaan perlekatan ring makudang struktur ekstraseluler sekadi dinding sel, glikokaliks, miwah sitoskeleton.
Cell membranes are involved in various cellular processes such as cell adhesion, storing electrical energy, and cell signalling and serve as the attachment surface for several extracellular structures such as a cell wall, glycocalyx, and cytoskeleton.