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Biology, 26.09.2019 16:50 hnsanders00
Awater sample could be negative for enterococcus and coliforms and still be a major public health threat. why?
why can filitration be used to sterilize culture media? why can filtration be used in sanitation?
what basic assumption is made in the membrance filter technique if the number of bacteria is determined from the number of colonies?
what difference exsits between e. coli and e. aerogenes regarding their imvic reactions?
is it really necessary to perform a gram stain on the microbes isolated from macconkey or eosin-methylene blue agar used in the presumptive identification of coliforms? why or why not?
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