Video Archives

       DNA, protein synthesis, see: (cut and paste to e)
    http://video.google.com/videoplay?docid=-4167644462303807708&q=%22amino+acid%22&hl=en

Synaptic transmission, see: (cut and paste to e)
    http://highered.mcgraw-hill.com/olc/dl/120107/anim0015.swf

Diffusion across membrane, see: (it connects)
    http://bcs.whfreeman.com/thelifewire/content/chp05/0502001.html