Answers to Quiz 5

Answers to Quiz 5 - Chapter5ConceptMap&Quiz 18:33...

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18:33 No energy  passive transport Channel  aquaporins  Carrier  facilitated diffusion Pump  NA/K (gated channel) Energy  active transport Identity markers  glycoproteins Intermediate filaments  attachment proteins Non-polar amino acids  hydrophobic region (on a phospholipid it is the tail) Polar amino acids  hydrophilic region (on a phospholipid it is the head) Membrane proteins are not vey soluble in water, because they possess long  stretches of non-polar amino acids that are hydrophobic. Properties of membrane phospholipids: the hydrophobic tails are oriented  towards the interior, the hydrophilic heads are oriented towards the exterior, once  they are incorporated they remain in the membrane permanently, the bilayers  made up of them are randomly interspersed with proteins. o
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This note was uploaded on 11/14/2010 for the course CHEM 91502 taught by Professor Auld,f during the Spring '10 term at Virginia Tech.

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Answers to Quiz 5 - Chapter5ConceptMap&Quiz 18:33...

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