Which of the Following Is Not True of the Reaction

question 4

Multiple Choice

Which of the following is not true of the reaction catalyzed by ribonucleotide reductase?

• A)Glutathione is part of the path of electron transfer.
• B)It acts on nucleoside diphosphates.
• C)Its mechanism involves formation of a free radical.
• D)There is a separate enzyme for each nucleotide (ADP,CDP,GDP,UDP).
• E)Thioredoxin acts as an essential electron carrier.

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