Q. How many types of tRNA synthetases are found?

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

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

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

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

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

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

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

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

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

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

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

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Q. Transcriptional coupling ensures a fast rate f translation.

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

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

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

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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

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

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

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

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