Which Does Not Occur During the Hydrolysis of RNA by RNase

question 75

Multiple Choice

Which does not occur during the hydrolysis of RNA by RNase A?

• A)Covalent catalysis involving a bond between a pyrimidine and a lysine of RNase A.
• B)Acid-base catalysis to cleave the phosphodiester bond.
• C)Abstraction of a proton from the 2'-hydroxyl group by histidine.
• D)Transition-state stabilization of a pentavalent phosphorous atom.

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