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#Question id: 4139


Which one of the following statements about the elongation phase of protein synthesis is true?

#SCPH01 Biochemistry
  1. At least five high-energy phosphoryl groups are expended for each peptide bond formed.

  2. During elongation, incoming aminoacylated tRNAs are first bound in the P site.

  3. Elongation factor EF-Tu facilitates translocation.

  4. Peptidyl transferase is a ribozyme.


Answer:- Option(s): 4


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