Another place that bacteria become resistant to anibiotics is at home.One researcher named Merri Moken proved that frequent use of household cleaners can be bad.The bacteria on her kitchen counter changed to become resistant to the household cleaner.Even after cleaning the kitchen,there were stil bacteria on the counter.All of this poses a big challenge to doctors and scientists.It makes it digfficult for them to help people get batter.If anibiotics only works some of the time,what will we do when we are sick?