Lab 5 isolation of microbes the streak plate method
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9 Terms
what is a mixed culture?
contains more than one species
what is a pure culture?
contains only one species
when clinical specimens are collected, are they mixed or pure?
they are mixed
what properties are used to identify bacteria?
biochemical properties and colonies morphology
When identifying bacteria, what must be used: a mixed or pure culture?
pure culture
why is the streak plate technique done?
isolate individual species of bacteria
why is the spread plate procedure done?
isolation of individual species to determine a performance viable count
what is a colony- forming unity?
cpu-is a colony formed from a single cell
why do we count colony forming units instead of bacterial cells we can see under a microscope?
because we want a viable count
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