Q. How many tRNA synthetases are found in a cell?

View solution

Q. The quaternary structure of which of the aminoacyl tRNA synthetase is the odd one among the following?

View solution

Q. Which of the following pair is an example for using only one type of tRNA synthetase in bacteria?

View solution

Q. Which of the following parts of the mRNA determines the specificity of the amino acid attached?

View solution

Q. Any mutation in the sequence of the acceptor stem does not pose a threat to the amino acid incorporation.

View solution

Q. For the addition of amino acids to the tRNA molecules the tRNA synthetases rely on the guidance provided by the anticodon sequence.

View solution

Q. The set of tRNA determinants that enable synthetases to discriminate among tRNAs are called ___________

View solution

Q. How many polypeptides are required for the structural assembly of the ribosome?

View solution

Q. Which of the following is the slowest process among the following?

View solution

Q. The ribosome is designed in such a way so as to keep up with the speed of the RNA polymerase.

View solution

Q. Transcription and translation occur in the same compartment in the cases of both prokaryotes and eukaryotes.

View solution

Q. Transcriptional coupling ensures a fast rate f translation.

View solution

Q. Ribosome has two subunits with 4 rRNA molecules. Which of the four rRNAs is found in the decoding center of the ribosome?

View solution

Q. The large ribosomal subunit in prokaryotes has the sedimentation velocity of ___________

View solution

Q. Svedberg unit used to distinguish among the rRNAs and proteins by measuring it’s ___________

View solution

Q. Correct the order of occurrence of the following steps.

i. Binding of the large and small subunit
ii. Binding of mettRNA
iii. Binding of small subunit
iv. mRNA scanning

View solution

Q. Multiple proteins can be synthesized from an mRNA at a time.

View solution

Q. How many charged tRNA substrate is used for the polypeptide formation at a time?

View solution

Q. The peptidyl transferase reaction is a result of ____________ consecutive steps.

View solution

Q. The polypeptide bond formation is an ATP dependent process.

View solution