cells
by kyle knowlton
cell organelles
cell wall
outer layer of cell to protect it
cell membrane
double layer of phospholipids
holds DNA
lipid bilayer
bilayer
Cell membranes are composed of two classes of molecules: lipids and proteins. The proteins serve as enzymes,
structure
points out major parts
cell membrane
shows exactly where the bilayer is located
cell transport
transport
shows one method of the transport of cells
transport
cells being transported
transport
shows cells can be transported either way