1). The cell is the basic unit of structure for all living things.
2). The cell is the basic unit of function for all living things.
3). All cells come from pre-existing cells.
The Cell Environment
The regulation of a steady state in a living organism.
Movement Through A Cell
The random movement of molecules causes them to spread from an area of high concentration
to an area of low concentration.
-The end result is the uniform distribution of the substance.
-No membrane must be preasent.
-No energy is required by the cell.
Example:- Gas Spreading in a room.