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11 Cards in this Set
- Front
- Back
Theory-- What is a mixed culture? |
a culture consisting of 2 or more species of bacteria
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Theory-- What is a pure culture? |
a population of cells resulting from the growth of a single cell |
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Theory-- What is the 1st step in identifying an unknown? |
isolation of an organism
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Theory-- What is the 2nd step in identifying an unknown? |
gram staining |
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Types of isolation methods-- Always done on a _____ media. |
solid |
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Types of isolation methods-- What is inoculum? |
the sample of specimen put on a solid medium in order to produce a pure culture |
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Types of isolation methods-- What is a pour plate? |
Will have some colonies throughout the plate and some on the surface agar |
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What is a streak plate? |
--most popular --all colonies will be on the surface |
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Inoculation Tools:
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--inoculating loop --swab --pipette |
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What does streaking do? |
--allows formation of colonies |
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What is a colony?
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--to produce pure culture the colony can't touch other colonies and we can't be sure it came from one single bacteria |