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| breaking down, releases energy |
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| building up, requires energy |
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| ability to respond to stimulus |
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-CHO -storage or structure |
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| glucose, fructose, galactose, mannose |
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| glycogen, starch, cellulose |
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-1 glycerol, 3 fatty acids -acidic and hydrophobic -steroids, waxes, caroteinoids, porphyrins (heme, chlorophyll) |
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| alpha helices or beta pleated sheets depending on hydrogen bonding |
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-3D structure based on R-group -globular or fibrous |
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| interaction of two or more polypeptides |
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-globular -enzymes and carriers |
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| protein plus carbohydrate |
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| transport, hormones, antibodies, structural, enzymes |
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| chemical messengers (insulin, ACTH) |
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-all living things composed of cells -cell is basic unit of life -chemical rxns take place in cell -cells only arise from preexisting cells -cells carry genetic info in DNA |
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| rRNA synthesis occurs here |
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| transports materials throughout the cell |
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| receives vesticles,, modifies (glycosylation), repackages, and ships |
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-spindle organization -no membrane -plants lack |
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| -support, shape, motility |
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hollow rods of tubulin-support and movement -cilia and flagella |
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-solid rods of action -movement and support |
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-chloroplasts -no centrioles/lysosomes -large vacuole -cell wall of cellulose -respiration across p membrane |
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| -simple (osmosis) and facilitated |
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| down concentration gradient using carrier molecules or channels |
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-energy independent carriers -symporters-transports 2 or more ions/molecules (no energy) -antiporters-exchanges ions/molecules (require energy) -pumps-energy dependent carriers( requires ATP) |
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| phagocytosis and pinocytosis |
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| cell growth and intracellular communication |
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| intracellular circulation types |
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| Brownian movement, cyclosis, ER |
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| circular motion of cytoplasm |
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| vesicles, lysosome, mitochondria, |
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| vesicles, ER, golgi, MTs MFs |
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| cell respiration in prokaryotes occues |
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-synthesize/transport proteins -glycosylation |
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-make lipids/steroids -metabolize carbs -detoxification |
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