Advertisements
Advertisements
Question
An operon is a: ______
Options
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
Solution
An operon is a cluster of structural genes with related functions.
RELATED QUESTIONS
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 process of translation is ______.
The translation termination triplet is ______.
The three codons which result in the termination of polypeptide chain synthesis are ______.
Which of the following life processes is evolved around RNA?
UTRs are the untranslated regions present on ______.
Which of the following statements is correct regarding ribosomes?
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?
(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?
