Lecture8

Lecture8 - 02.04.11 Lecture 8 Mitochondria Mitochondria...

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02.04.11 Lecture 8 - Mitochondria
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Mitochondria perform 2 functions within the cell 1. They are the primary sites for ATP synthesis in the cell 2. They have a key role in apoptosis - programmed cell death
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Mitochondria are actively transported along microtubules in some cells
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Mitochondria are anchored near sites of high ATP consumption in other cells
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Mitochondria are dynamic organelles
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Relative contributions of nuclear and mitochondrial genes to protein composition
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Mitochondria are organized into 4 distinct compartments
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Mitochondria are organized into 4 distinct compartments
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Compartments of a mitochondrion compared with a bacterium
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Mitochondria are organized into 4 distinct compartments Outer membrane: Perforated with large channels (porins) that allow entry of molecules < 5000 kD Enzymes involved in mitochondrial lipid synthesis
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Intermembrane space: Enzymes that use newly- made ATP to phosphorylate other nucleotides Compartment into which H+ is pumped Mitochondria are organized into 4 distinct compartments
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This note was uploaded on 05/26/2011 for the course BIO 205 taught by Professor Reed during the Spring '11 term at UNC.

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Lecture8 - 02.04.11 Lecture 8 Mitochondria Mitochondria...

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