Term
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Definition
| media that has one or more components that inhibit most microorganisms and allow a select group to grow. |
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Term
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Definition
| media that contain indicators that allow the distinguishing of different organisms based on their appearance or the color of the media around the growth. |
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Term
| SELECTIVE AND DIFFERENTIAL MEDIA |
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Definition
| changes in the indicator typically occur due to the biochemical activities of specific organisms. Often the properties are combined, making the media both selective and differential. |
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Term
DIFFERENTIAL MEDIA
(MANNITOL SALT AGAR) |
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Definition
Separates species of Staphlylococci by fermentation of mannitol - {a yellow color indicates fermentation}
[image] |
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Term
MacConkey's agar
Lactose fermentors
{E. coli} |
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Definition
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Term
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Definition
- Selective and differential
- Made of 7.5% NaCL & Mannitol phenol red
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Term
Pure Culture Isolation: Lab 9
Serial dilution |
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Definition
The first step in making a serial dilution is to take a known volume (usually 1ml) of stock and place it into a known volume of distilled water (usually 9ml).
[image] |
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Term
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Definition
| mixed broth of E.coli/ Staphlyococcus epidermidis |
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Term
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Definition
The most frequently used method for obtaining isolated colonies in a clinical microbiology lab.
[image]
[image]
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Term
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Definition
- a growth of a single species of bacteria
vital that an organism be in ______ culture to identify it.
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Term
| Three primary methods to yield isolated colonies |
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Definition
pour plate
spread plate
& filtration
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Term
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Definition
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