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Unformatted text preview: Differ in beating patterns Cilia are shorter (cells have more of these) Flagella have the same diameter but shorter Microtubules: cilia and flagella share a common ultrastructure: Microtubules sheathed by the plasma membrane (9” to 2”) Basal body has 9 triplets Dynein “walking” Protein cross-links limit sliding and allow bending instead Plasma membrane is on outside of cells Selectively permeable- some things can get in an out Phospholipids are the most abundant lipid in the membrane Amphipathic- has hydrophobic and hydrophilic region Fluid mosaic- contains a variety of imbedded proteins Drift within the phospholipid bilayer Embedded proteins determine what the cell does Make a chart about where glycoprotiens and glycolipids are, whats the difference between a transmembrane protein and secreted protein. What does the ER do and what does the golgi apparatus do. Sugar momoners are attached to proteins or lipids...
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- Fall '09
- Biology, cilia, monorails Cilia