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16 Cards in this Set
- Front
- Back
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Sterilization
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free of any living organisms.
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Cultural Media
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containing the necessary nutrients are used to grow microorganisms in a laboratory.
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Synthetic media
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known amounts of pure chemical
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Non synthetic media
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complex materials rich in vitamins and nutrients composition is unknown
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Broth
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A liquid that contains nutrients for bacteria to grow .
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Best way to hold the test tubes from the..
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Base or bottom
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Agar plates
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Petri dishes that contain agar for growing microorganisms.
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What has a large surface area and are useful for isolating and styding microorganism
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Agar plates
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Agar slants
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useful for perserving cultures
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Agar deep tubes
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useful for styduing gas requirements of microbes.
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Why the plates are flipped??
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1. Condensation droplets will fall on the top… we don’t want it on the culture(medium); prevent condensation droplets.
2. Prevent contamination. |
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Subculturing
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transferring microorganisms from one medium to another.
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What is this an example of:bacteria growing in broth may be transferred to an agar plate.
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subculturing
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Wire loops
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are used to transfer microorganisms from liquid media to liquid or solid media.
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Needles
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are used for transferring microorganisms to deep tubes.
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Pipettes
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are used to transfer liquids. A mechanical device must be used with pipettes to create a vacuum.
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