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Microbiology - Translation and Regulation

Exercise : Translation and Regulation - Section 1
  • Translation and Regulation - Section 1
16.
The role of molecular chaperones is to
facilitate binding of ribosomes to mRNA
degrade newly synthesized polypeptides that contain inaccurate sequences
facilitate binding of RNA polymerase to DNA
aid a newly synthesized polypeptide in folding to its proper shape
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
What is the action of tetracycline in prokaryotes?
It blocks translocation reaction on ribosomes
It blocks peptidyl transferase reaction on ribosomes
It blocks the binding of amino-acyl tRNA to the A site of ribosomes
Not known with certainity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
A quorum sensing system
detects a signal from the external environment
senses a compound produced by the bacterium itself
consists of a sensor component that phosphorylates a regulatory protein
controls the activity of ribosomes directly
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The Shine-Dalgarno sequence is
trailer sequence
a stop codon
the reading frame of a gene
a short sequence that acts as a ribosomal binding site
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Which of the following statement is correct?
The size and sequence of introns can be deduced from the cDNA sequence
Restriction endonuclease can cleave ss and dsDNA both
Restriction fragment length polymorphism (RFLP) is usually formed in coding sequence of a gene
Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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