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Unformatted text preview: October 8, 2010 Celebrating nobel prize week Photosynthesis and the fixation of carbon Energy from light: light eraction Fixation of carbon: dark reaction Thykaloid disks in the stroma in chloroplasts How doest he topology of chloroplasts compare with that of mitochondria? Chloroplasts have an extra compartment Electron transport chains, photosynthestic light capturing systems and ATPase synthase all live on the thylakoid membranes (contrasts inner membrane) Light and dark reactions Typically sunlight- not always Carbon dark reactions dont ONLY occur in light, but do not need light, use light indirectly Expensive process of making carbs out of CO2 Light reaction Antenna complex Membrane protein complexes Chlorophylls and other pigments Photochemical vreaction center From photosynthetic bacteria Special chlorophylls in reaction Bleed of energy in discrete steps so you can use them later for all the things a cell wants...
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