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Definition
| composition of phosolipids, proteins, sterols, and glycoproteins |
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Definition
microbial populations anchored to one epithelial lining, or by polysaccharides of own making |
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Definition
1. double layer of phospolipids and basic framework of cell membrane 2. contain fatty acid tails and hydrophilic heads |
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Definition
| contain molecular gates that move small molecules |
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Definition
| bind extracellular substances that trigger changes in cell activities |
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Definition
| act as molecular fingerprints |
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Definition
| help cells of the same type stick together |
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Definition
| let signals and substsances from cytoplasm travel between two adjoining cells |
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Definition
proteins physically embedded in cell membrane |
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Definition
| proteins positioned at the surfage of the cell membrane |
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Definition
| protiens that allow molecules to move through the cell membrane with using energy |
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Term
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Definition
move against concentration gradient using energy |
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Term
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Definition
| difference in pressure exerted between 2 adjoining regions |
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Definition
| net movement of molecules/ions down concentration gradient |
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Term
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Definition
| difference in electric charge between adjoining regions |
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Term
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Definition
regulates how much and when substances cross |
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Term
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Definition
| moves two kinds of ions in opposite directions |
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Term
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Definition
| pressure of fluid against cell wall or membrane |
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Definition
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Definition
| relative solute concentrations of fluids |
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Term
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Definition
| hydrostatic pressure in plants |
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