E. coli
Steptococcus pneumoniae is in the lungs and not all the time, only when your sick. E. coli is in the intestines and is a benefitial resident (most of the time) nitrogen fixing bacteria are in the soil and plant roots.
Several species of bacteria are abundant in the human colon for aid in digestion. One of the common species is E. coli.
Bacteria. Yes, but much of it can't be broken down and it is passed in the feces.
Most synthesized by bacteria in the Large Intestine
Oxygen is most abundant element .
Blood vessels are the most abundant structures
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.
The most abundant compound in human beings is water.water
Large intestine
The most abundant chemical substance in the human body is water. There are a lot of H2O molecules throughout the human body.
Carbon is the most abundant element in the human body. Hydrogen, nitrogen, oxygen, phosphorus and sulfur are next in abundance.
collagen (: