34. Which enzyme is responsible for specifically attaching an amino acid to its corresponding tRNA molecule?(A) Peptidyl transferase.(B) Aminoacyl-tRNA synthetase.(C) RNA polymerase II.(D) Elongation Factor Tu.(E) Elongation Factor Ts.

37. The "Wobble Hypothesis" explains which ofthe following phenomena in protein synthesis? (A) The ability of the ribosome to pause during synthesis of hydrophobic regions. (B) The flexibility of the ribosome to translate different mRNA start codons. (C) The ability of a single tRNA anticodon to base pair with more than one mRNA codon. (D) The error-prone nature of the peptidyl transferase center. (E) The sliding of RNA polymerase backward during transcription proofreading.

34. Which enzyme is responsible for specifically attaching an amino acid to its corresponding tRNA molecule?

(A) Peptidyl transferase.

(B) Aminoacyl-tRNA synthetase.

(C) RNA polymerase II.

(D) Elongation Factor Tu.

(E) Elongation Factor Ts.

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