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24) Wh ich of the following functional groups is a commonly seen nucleophile in biochemical reactions? A) aldehyde B) deprotonated alcohol C) amide D) carbocation E) iodide ion Page 5 17) Glucose labeled with WC in C-1 and C-6 gives rise in glycolysis to pyruvate label A) A and C. B) all three carbons. C) its carbonyl carbon. D) its carboxyl carbon. E) its methyl carbon. 18) If glucose labeled with 1C at C-2 were metabolized, the first radioactive pyruvate formed would be labeled in: A) all three carbons. B) both A and C C) its carbonyl carbon. D) its carboxyl carbon. E) its methyl carbon.
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