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प्रश्न
List two essential roles of ribosomes during translation.
State the function of ribosomes as a catalyst in bacteria during the process of translation.
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उत्तर
- They provide a surface for binding of mRNA in the groove of the smaller subunit of ribosomes.
- As a larger subunit of the ribosome has peptide transferase on its ‘P’ site, it helps in joining amino acids by forming peptide bonds.
संबंधित प्रश्न
Briefly describe the following:
Translation
Ribosomes are composed of two subunits; the smaller subunit of a ribosome has a binding site for _________ and the larger subunit has two binding sites for two __________.
An operon is a ______.
The translation termination triplet is ______.
The three codons which result in the termination of polypeptide chain synthesis are ______.
During translation, activated amino acids get linked to tRNA. This process is commonly called as ______.
Which of the following life processes is evolved around RNA?
In an mRNA molecule, untranslated regions (UTRs) are present at ______.
UTRs are the untranslated regions present on ______.
Which of the following statements is correct regarding ribosomes?
Regulation of gene expression occurs at the level of ______.
Which cellular process is shown below?
Which of the following are correct statements for a tRNA molecule?
- It is an adapter molecule.
- Previously called sRNA (soluble RNA)
- tRNA has a codon loop that has bases complementary to the code,
- it also has an amino acid accepter end to which it binds to amino acids.
- It is non-specific for each amino acid.
The first phase of translation is ______
Aminoacylation of tRNA also known as ______.
The process of translation is ______.
Which of the following is true with respect to AUG?
Explain the process of aminoacylation of tRNA and its role in the process of translation.
How does initiation of the translation process occur in prokaryotes? Explain.
Anticodon loop of tRNA has ______.
