Term
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Definition
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Term
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Definition
| moderate temperature loving microbes |
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Term
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Definition
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Term
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Definition
| most bacteria grow best at a pH value between 6.5 and 7.5 |
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Term
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Definition
| most microbes under go plasmolysis |
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Term
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Definition
| require high osmotic pressure |
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Term
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Definition
| tolerate high osmotic pressure |
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Term
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Definition
| use and organic molecule as their carbon source |
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Term
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Definition
| use carbon dioxide as their carbon source |
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Term
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Definition
| is needed for protein and nucleic acid synthesis |
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Term
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Definition
| few bacteria can do this- taking nitrogen out of the air |
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Term
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Definition
| required in amino acids, thiamine, and biotin. Most bacteria decompose proteins and some bacteria use sulfate or H2S |
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Term
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Definition
| required for DNA, RNA, ATP and membranes |
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Term
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Definition
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Term
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Definition
| grow best in O2, but can tolerate no O2 |
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Term
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Definition
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Term
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Definition
| can grow with O2, but are not harmed by it |
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Term
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Definition
| cannot tolerate high concentrations of O2 so grow in the middle |
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Term
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Definition
| microbes adhere to surfaces and accumulate when in contact with water. they are microbial communities encased in slime and they work cooperatively |
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Term
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Definition
| a media in which the exact chemical composition is known |
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Term
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Definition
| a media in which the exact chemical composition varies slightly from batch to batch |
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Term
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Definition
| inhibits unwanted organisms with salts, dyes, or other chemicals, and thus allow growth of only the desired microbes |
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Term
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Definition
| used to distinguish different organisms |
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Term
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Definition
| some reproduce through budding, aerial spore formation or fragmentation |
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Term
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Definition
| little or no change in the number of cells, but metabolic activity is high |
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Term
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Definition
| bacteria multiply at the fastest rate possible under the conditions provided |
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Term
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Definition
| there is an equilibrium between cell division and death |
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Term
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Definition
| the number of deaths exceeds the number of new cells formed |
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