the girls swabbing e. coli onto petri dishes. then they soak small pieces of paper in a solution of tobacco, place the paper on the e. coli, put it in an oven, and wait 24 hours to see if the tobacco kills the e. coli. >> so you think that this could actually be a cure for e. coli? >> it possibly could. i hope it can. >> it sounds like there's a nobel prize for science in this. >> you're thinking what i'm thinking. >> she's a pretty remarkable young lady. >> reporter: ann jack, a university of kentucky tobacco researcher, says olivia has all the makings of a great scientist. >> she has the ability to persevere with something and get it right. >> reporter: persevere just might be an understatement. >> whose house is that? >> mine. >> reporter: last year a massive flood destroyed her family's home and all the tobacco she had so carefully prepared. did you think that your experiment was over? >> i never think that. >> you never do. >> never. i don't like to think i can't do this. because everything is possible. >> where did you get that attitude? >> probably from my grandma and my mom.
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