NEET 2011 · Class 12

Molecular Basis of Inheritance

Which one of the following also acts as a catalyst in a bacterial cell?

  1. (A)5S rRNA
  2. (B)snRNA
  3. (C)hnRNA
  4. (D)23S rRNA

The NCERT line that answers it

Verbatim line

The ribosome also acts as a catalyst (23S rRNA in bacteria is the enzyme- ribozyme) for the formation of peptide bond.

Chapter
Molecular Basis of Inheritance
Section
5.7 TRANSLATION
Page
20
Words matched
21 of 21

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that '23S rRNA in bacteria is the enzyme-ribozyme' that acts as a catalyst for peptide bond formation, which directly matches the MCQ's correct answer and distinguishes it from the other RNA options.

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