(b)
Figure 1.2: (a) Self assembly of lipids into cell membranes, (b) Schematic diagram of an
animal cell denoting some of its components.
In addition to the lipid molecules, the cellular membrane also contains a diverse variety
of other molecules such as proteins and carbohydrates. These various molecules act in
concert with the lipids to perform the various functions of the biomembrane.
Cytoplasm
Figure 1.3: Representation of a cellular membrane. In addition to lipid molecules, it also
contains proteins, carbohydrates and ion channels. It is also supported by the cells
cytoskeleton. (Public domain image)