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Unformatted text preview: (4 points) (a). ATP (b). Fructose-2,6-bisphosphate (c). Citrate (d). Acetyl-CoA 3. Name the two protein components of lactose synthase. (2 points) 4. Draw the chemical structure of ribulose-5-phosphate and use the carbon numbers of glucose to indicate the origin of each carbon. By convention, the aldehyde carbon of glucose is the number 1 carbon. (3 points) 5. Two of the reactions in gluconeogenesis require ATP. Use chemical names, structures, or abbreviations to show a balanced equation for each of these two reactions. (4 points) 6. Briefly explain the physiological significance of the contrasting ratios of [NAD + ]/[NADH] and [NADP + ]/[NADPH] in the cytosol, with the former being ~1000 and the latter being ~0.01. (3 points)...
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- Spring '09