Many bacteria in the body help eat many other things you might digest and will keep it from harming you.
FiberFiber
dandelion
There are good bacteria called pro-biotics found in the digestive system that regulate digestion.
yes
The acid in your stomach kills bacteria and helps keep your digestive system healthy.
The stomach acid kills bacteria in the stomach and helps maintain a healthy digestive system.
probiotics
Yes. Your digestive system houses numerous amounts of bacteria. These bacteria are not bad though, their colonies function in harmony to balance out your system Hope this helps
It makes the food go down.
They break down food in the digestive tract; along with many other ways.
It depends on what kind of bacteria you're talking about. Many bacteria in our own bodies are useful and helpful - for example, the bacteria in our digestive system that takes food and converts it in to the elements we need to survive. Other bacteria can be deadly, such a staph bacteria that cause infections. Bottom line is that not all bactiera are harmful.
Bacteria in the digestive system are necessary for digestion and the production of vitamin K in the colon. Viruses rarely even make it to the stomach; they infect by reaching the bloodstream.