Answer ( 1 )

    This answer was edited.

    ecoli is present naturally in the human digestive tract, there are many strains of ecoli some are non pathogenic and some cause mild diarrhea. but e coli O157:H7 is highly pathogenic and causes severe diahrrea, muscle cramps and
    Ecoli is also severage water leakage indicator in fresh water. if ecoli is present in drinking water it means there is some severage water leakage

Leave an answer

Sorry, you do not have a permission to answer to this question. Only Registered Members can answer the questions. Registration is Free