Digestive bacteria and humans - Human beings have what is often called "good" bacteria in
their digestive systems. This "good" bacteria exists in order to help the human to digest food
Some foods cannot be digested entirely: so, when these foods are consumed, the bacteria
in the digestive system feed on those foods.
The bacteria stay alive.
The human gets help with the process of digestion.
predation
mutualism
competition
commensalism
![Digestive bacteria and humans Human beings have what is often called good bacteria in their digestive systems This good bacteria exists in order to help the hum class=](https://us-static.z-dn.net/files/dd8/654d964739eb687b19560f328c364d6b.png)