You test a water sample for fecal coliform bacteria and find a higher concentration than normal? What are the implications of these results?

👨🏻‍🏫 學術台生物學

[匿名]

2016-10-29 9:59 pm

回答 (1)

reddfrog

2016-10-29 10:54 pm

It implies that some form of sewage is getting into the water supply, or that the filtration and chlorination system has failed.

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