Is E. coli a good or bad bacteria?
The E-Coli bacteria, found in rotten meat, can kill people, so that aspect of it is bad. But there is small amounts that are always in your intestines (or one of those organs) that help our bodies out and are good for us, but if they get into other organs (like the stomach) they become very bad.
There are some bacteria that can cause intestinal disease. All humans have bacteria in their intestine but the bacteria is a good thing. One of the most prevalent bacteria in the human GI tract is E. coli. There are different strains of E. coli and not all of them are pathogenic. The bacteria inside the human GI tract is "normal Flora" and is beneficial to humans.
Bacteria is everywhere in and on the body. Most of this bacteria is necessary for keeping the body healthy. When natural bacteria is present, other bacteria which is not natural, has difficulty competing for the resources required to live. Basically, good bacteria prevents bad bacteria from making you sick. When bad bacteria does take over, problems arise: -Eating food which has E. coli on it, due to someone not washing their hands when preparing your…