Endocytosis- the process of taking material into the cell by means of infoldings, or pockets, of the cell membrane

reference


http://www.google.com/imgres?q=endocytosis&um=1&hl=en&client=safari&sa=N&rls=en&biw=1024&bih=1346&tbm=isch&tbnid=Raa7dVyhFd-2rM:&imgrefurl=http://www.psc.edu/science/2007/bardomain/&docid=v0XuRI-0Rg-ZuM&imgurl=http://www.psc.edu/science/2007/bardomain/images/endocytosis.jpg&w=294&h=341&ei=Dz2zTqXJJ7PTiAK14KlM&zoom=1&iact=hc&vpx=100&vpy=173&dur=782&hovh=242&hovw=208&tx=141&ty=184&sig=114124675023565786858&page=1&tbnh=148&tbnw=128&start=0&ndsp=29&ved=1t:429,r:0,s:0