Saturday 28 January 2012

LG 8 wicked awesome cell membrane info





FUNCTION OF THE CELL MEMBRANE??
The cell's plasma membrane does not simply form a "sack" to keep the organelles and jelly cytoplasm together. The plasma membrane is a very important structure which functions to allow certain substances (nutrients) to enter or (waste) to leave the cell. It can "pump" other substance into and out of the cell against the concentration gradient or with transport it passively.

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