Bio 91207 - Bio 91207 slides on website Structure of the...

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Bio 91207 slides on website Structure of the Plasma membrane- 1. Phospholipid bilayer- a. Proteins embedded in layer 2. Cholesterol a. Framework b. Need it. c. Skeletal framework that certain substances build off of, then other materials are brought in. Like a “blueprint”. d. Adds support to the lipid bi-layer. 3. How do materials move into and out of the cell? a. Materials may move between the phospholipids. b. PASSIVE DIFFUSION – oxygen can readily move through the membrane . i. O2 is stable, net charge is zero making it non-polar and small enough to move through. c. Water can readily move through i. Channel proteins ii. Phospholipid bilayer iii. Moves VERY SLOWLY because it has to make it through the hydrophobic region d. The type of hydrocarbon tails 4. Move products through membrane a. Never just open b. Channel proteins and carrier proteins
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Bio 91207 slides on website c. ***signal transduction pathway (membrane proteins that bind molecules slide) 5. Proteins of the plasma membrane provide 6 membrane functions
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Bio 91207 - Bio 91207 slides on website Structure of the...

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