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14 Cards in this Set
- Front
- Back
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fluid mosaic model suggest that plasma membrane is a ____ of a ____ molecule
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bilayer - phospholipid
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fluid mosaic model suggest that ____ molecules float within the ____
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protein - bilayer
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phospholipid bilayer is ____ to most ____ ____ molecules
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impermeable - water soluble
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hydrophilic is a ____ molecule with the ____ on bilayer
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polar - head
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hydrophobic is a ____ molecule with the ____ on bilayer
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nonpolar - tail
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2 membrane proteins
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integral - peripheral
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integral proteins are within the
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bilayer
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integral proteins must act as a ____ ____ or ____ ____
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hormone receptors - chemical messengers
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____ ____ may form protein channels for entrance of water soluble molecules, ions
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integral proteins
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peripheral proteins are usually fastened to ____ proteins on ____ membrane surface
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integral - inner
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peripheral proteins may be ____ and have ____ function to change cell shape
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enzymes - mechanical
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branching sugar groups form a fuzzy area on outer membrane surface called
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glycocalyx
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glycocalyx helps to (2)
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recognize cell - stick adjacent cells together
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microvilli are extension of ____ ____ that increase ____ ____ & used for ____
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plasma membrane - surface area - absorption
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