Pour plates.
1 ml of sample
was diluted in serial dilutions, and 1 ml from each dilution was
plated.
Which plate
has the most bacteria?
Why are some
colonies growing in the agar?
Which plate
will you count to determine the number of bacteria in the original
sample?
How many bacteria
were in the original sample?
(# colonies
x amount plated)/dilution=bacteria/ml
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