Aug 11, 2003. JGR is and always has been one of the most original games ever made. The graffitti system is really entertaining, especially when you can JGR is and always has been one of the most original games ever made. The graffitti system is really entertaining, especially when you can make your own designs.
A selectively permeable membrane is a membrane that allows some substances to pass through easily, while other substances pass through very slowly or not at all. All cell membranes, including the plasma membrane, are selectively permeable. selectively permeable membrane is a membrane that allows some substances to pass through easily, while other substances pass through very slowly or not at all. All cell membranes, including the plasma membrane, are selectively permeable.
So if something is said to be selectively permeable, it has pores or openings that only allow certain liquids or gases to pass through. The cell membrane does this to maintain homeostasis by regulating what enters and leaves the cell and blocking out everything else. [2][3] [1]: http://www.merriam-webster.com/d...