The Plasma Membrane
Transcript The Plasma Membrane
Function of Plasma
Homeostasis needs to be obtained
Thin, flexible boundary between the cell
and its environment.
Allows nutrients into cell
Allows waste to exit cell
All prokaryotic and eukaryotic cells have
a plasma membrane
A membrane allows some substances to
pass through while keeping others out.
Fish net analogy
Structures of P. Membrane
Phospholipid Bilayer-two layers of
phospholipids composing the P.
Allows existance in H2O
CholesterolContributes to fluidity of
characteristics and fight infection
Transport Proteins Tunnels in
membrane that allow substances to
enter/leave the cell