Term
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Definition
| needed in large amounts; Carbon, Nitrogen, Phosphorus, Sulfer; K, Mg, Na, Ca, Fe |
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Term
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Definition
| needed in small amounts; inorganic trace metals |
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Term
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Definition
| organic cpds, vitamins, enzymes |
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Term
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Definition
| carbon dioxide is carbon source |
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Term
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Definition
| organic compounds like glucose as carbon source |
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Term
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Definition
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Term
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Definition
| chemicals as energy source |
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Term
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Definition
| type of chemotroph; uses inorganic chemicals as energy source |
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Term
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Definition
| type of chemotroph; uses organic chemicals as energy source |
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Term
| substrate level phosphorolation |
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Definition
| directly generates ATP; substrate= reactant; substrate is direct donor of phosphorus |
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Term
| oxidative phosphorolation |
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Definition
| requires p+ gradient to make ATP |
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Term
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Definition
| reduce N2 --> NH3; ex: Rhizobium |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
| in facilitated diffusion, used to transport water |
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Term
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Definition
| in facilitated diffusion in E.coli, gated channel used to transport glycerol |
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Term
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Definition
| requires energy in the form of ATP hydrolysis or chemical gradient potential to move items across membrane |
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Term
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Definition
| Active transport protein that lets one molecule go in one direction |
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Term
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Definition
| simultaneous transport of two molecules moving in the same direction |
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Term
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Definition
| simultaneous transport of two molecules moving in opposite directions |
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Term
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Definition
largest family of transport systems; active transport that has 3 components:
Substrate binding protein
Membrane spanning protein
ATP hydrolyzing protein |
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Term
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Definition
| important cofactor, hardly any free iron in environments |
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Term
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Definition
| binds extracellular iron and delivers it to transport proteins in periplasm |
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Term
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Definition
| exact composition known; slower growth |
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Term
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Definition
| exact composition unknown; faster growth |
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Term
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Definition
| looking for microbes that use a specific cpd; promotes growth |
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Term
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Definition
| lag, log, stationary, death |
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Term
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Definition
| machine used for continuous cultures |
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