why is the idea of a zombie apocalypse possible. this is serious i need to write a 5 page paper on it and i have NOTHING D:

http://www.google.com/search?rlz=1C1GGGE_enUS379US379&sourceid=chrome&ie=UTF-8&q=is+the+idea+of+a+zombie+apocalypse+possible

I'd be writing why it's NOT possible -- dead people walking?? Come on, now!!