Cell membrane

Question text:

 

Experiments on the fluidity of phospholipid membranes show that individual molecules of phospholipid are in constant lateral movement within the membrane, however they almost never flip from one side of the membrane to the other.

Explain these findings using your knowledge of the structure and properties of phospholipids.

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This material is based upon work supported by the National Science Foundation (DUE grants: 1438739, 1323162, 1347740, 0736952 and 1022653). Any opinions, findings and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the NSF.