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3) In the following reaction sequences, NAD+ is converted to NADH and FAD is con

ID: 911083 • Letter: 3

Question

3) In the following reaction sequences, NAD+ is converted to NADH and FAD is converted to FADH2. Identify which compound s being oxidized and which is being reduced; in addition, show the locations of the hydrogen(s) before and after they are transferred to the product. Are these hydrogens transferred as a proton, hydride, or hydrogen atom? 4) Over Thanksgiving dinner, a relative learns that you are about to finish your first semester of Biochemistry at UNCG and wants to know more about metabolism and your favorite step of the citric acid cycle. You choose the isomerization of citrate to isocitrate and decide to draw out the hydration/dehydration portions of this step of the citric acid cycle. What did you draw? (The structures of citrate and isocitrate have been provided for you below)

Explanation / Answer

3. as hydride and not hydogen atom.

4. the isocitrate structure is correct from the isocitrate cycle. Isocitrate is formed from citrate with the help of the enzyme aconitase,

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