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Non-proteinaceous enzyme that acts as a ...

Non-proteinaceous enzyme that acts as a catalyst for the formation of peptide bond is
Or
''All enzymes are proteins.'' This statement is now modified because an apparent exception to this biological truth is

A

arylsulfatase

B

dehydrogenase

C

ribozyme

D

nitroreductase

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The correct Answer is:
C
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