title: [Unit membrane and repeating unit].
mesh_terms: D001647:Bile Acids and Salts; D002462:Cell Membrane / Q000032:analysis; D004912:Erythrocytes; D007259:Infrared Rays; D007700:Kinetics; D008055:Lipids / Q000032:analysis; D009682:Magnetic Resonance Spectroscopy; D008854:Microscopy, Electron; D008928:Mitochondria; D008961:Models, Structural; D008970:Molecular Weight; D009905:Optical Rotatory Dispersion; D011506:Proteins / Q000032:analysis
chemical_list: D001647:Bile Acids and Salts; D008055:Lipids; D011506:Proteins