Answers

  • Brainly User
2014-08-06T08:24:23+05:30
Escherichia coli is the group of bacteria present in the human intestine.they benefit the host by gleaning the energy from the fermentation of undigested carbohydrates and the absorption of short-chain fatty acids.
 E.coli are used as indicators to measure the degree of pollution and sanitary quality of well water, 
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  • Brainly User
2014-08-06T15:50:03+05:30
E. coli is the bacteria of genus escherichia which is found in our intestine and there presence in water indicates that water is contaminated .
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