The term protoplasm includes both the substance within and the cell membrane and is the " living substance" of the cell. It can be differentiated into cytoplasm and the nucleus.

Physical properties of protoplasm.

It is a transparent and jelly-like material, the consistency varying from the more liquid, slightly gelatinous white of a fresh egg to that of semi-solidified gelatin of jelly. If the protoplasm is more liquid it is termed a sol, if more gelatinous, a gel.

Chemical properties of protoplasm.

The chemical properties of protoplasm can be divided into inorganic and organic substances.

Functions of the Protoplasm

 WB01337_.gif (904 bytes)