ENDOSMOSE

or ENDOSMO’SIS, the transmi ion of liquids or gases through porous septa or partitions from the exterior to the interior of a ve el. When two different liquids or gases are separated by a porous ve el, the two fluids pa through the walls of the ve el at different rates, causing a change of volume and of pre ure inside and outside the ve el. Endosmose is the name applied to the flow towards the fluid which is increasing in volume. When the transfer of liquid acro the porous partition takes place in a cell through which an electric current is flowing the effect is called electrical endosmose. _ EN’DOSPERM, the ti ue surrounding the embryo in many seeds and contained with it within the testa. It forms a supply of food for the germinating embryo, and is also called albumen.