Simple diffusion, the movement of particles from an area where their concentration is high to an area that has low concentration. one of the diferent ways in wich molecules move in cells.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Scheme_simple_diffusion_in_cell_membrane-en.svg" title="File:Scheme simple diffusion in cell membrane-en.svg">Scheme_simple_diffusion_in_cell_membrane-en.svg</a>: <a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">LadyofHats</a> Mariana Ruiz Villarreal</li>
<li>derivative work: <a href="//commons.wikimedia.org/w/index.php?title=User:Oriaaaass&amp;action=edit&amp;redlink=1" class="new" title="User:Oriaaaass (page does not exist)">Oriaaaass</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Oriaaaass" title="User talk:Oriaaaass"><span class="signature-talk">talk</span></a>)</li></ul>
2011-03-02 19:40
<ul><li><a href="//commons.wikimedia.org/wiki/File:Scheme_simple_diffusion_in_cell_membrane-en.svg" title="File:Scheme simple diffusion in cell membrane-en.svg">Scheme_simple_diffusion_in_cell_membrane-en.svg</a></li></ul>