Examlex
Succession usually involves only autotrophic species such as plants.
Hypertonic
A term referring to a solution having an osmotic pressure (or solute concentration) greater than that of the solution with which it is compared. Compare with hypotonic and isotonic.
Osmotic Pressure
The pressure that must be exerted on the hypertonic side of a selectively permeable membrane to prevent diffusion of water (by osmosis) from the side containing pure water.
Turgor Pressure
The force within the cell that pushes the plasma membrane against the cell wall.
Simple Diffusion
The movement of particles from a region of higher concentration to a region of lower concentration without the need for energy input.
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