Cell Membrane Structure And Function Worksheet. The membranes found in the cells of all living organisms have two main functions: Prokaryotic cells prokaryotic cells arecellswithoutanucleus.thednainprokaryoticcellsisinthecytoplasmrather.
(a) the name of the part of the plasma membrane indicated by each red bracket, and (b). 1) to protect the cell, and 2) to let materials enter and exit the cell. The cell membrane is semi.