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Unformatted text preview: To help you out, here is a lipid bilayer! (Lecture 4 Slide 11) (Hint: This will help you visualize what channels and pumps are involved and, more importantly, how they open/close or function. Exterior Cytosol 3.) Action potentials are unidirectional because A) Ligand-gated K+ channels are only stimulated at one end of the neuron B) Voltage-gated Na+ channels open quickly C) Voltage-gated K+ channels open slowly D) Voltage-gated Na+ channel undergoes a refractory state E) B, C and D Mitochondria 4.) What is the main function of mitochondria and how is mitochondrial DNA inherited? 5.) What is the proposed evolutionary pathway for mitochonria?...
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This note was uploaded on 05/28/2008 for the course BIO SCI D103 taught by Professor Suetterlin/macgregor during the Winter '08 term at UC Irvine.
- Winter '08
- cell biology