Membranes stay afloat.
The difficulty in working with lipids and other membrane components has left many fundamental questions about the biochemistry of membranes unanswered. New techniques are required to determine how cell membranes are organized structurally and functionally.
D002462:Cell Membrane / Q000737:chemistry / Q000502:physiology; D008055:Lipids / Q000737:chemistry / Q000502:physiology; D011506:Proteins / Q000737:chemistry / Q000502:physiology
D008055:Lipids; D011506:Proteins