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प्रश्न
An operon is a: ______
पर्याय
Protein that suppresses gene expression
Protein that accelerates gene expression
Cluster of structural genes with related function
Gene that switched other genes on or of
उत्तर
An operon is a cluster of structural genes with related functions.
संबंधित प्रश्न
Which one of the following is a stop codon?
(a) UAG
(b) UAC
(c) AUG
(d) UCA
List two essential roles of ribosome during translation.
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 __________.
The three codons which result in the termination of polypeptide chain synthesis are ______.
In an mRNA molecule, untranslated regions (UTRs) are present at ______.
Which of the following statements is correct regarding ribosomes?
Regulation of gene expression occurs at the level of ______.
Which cellular process is shown below?
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?
(a) Identify the polarity of x to x’ in the diagram below and mention how many more amino acids are expected to be added to this polypeptide chain.
(b) Mention the codon and anticodon for alanine.
(c) Why are some untranslated sequences of bases seen in mRNA coding for a polypeptide? Where exactly are they present on mRNA?
How does initiation of the translation process occur in prokaryotes? Explain.
