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Translation and Regulation

Translation and Regulation
Three stop codons, which aids in termination of translation are also known as

nonsense codons
pause codons
missense codons
antisense codons

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Translation and Regulation
The Shine-Dalgarno sequence is

a stop codon
trailer sequence
the reading frame of a gene
a short sequence that acts as a ribosomal binding site

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Translation and Regulation
Which of the following act as the blueprint or template for the process of protein synthesis that takes place on ribosomes?

mRNA
DNA
rRNA
tRNA

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Translation and Regulation
Which of the following defines an open reading frame (ORF)?

A plasmid vector used in genome sequencing
A sequence of genome in bacteriophage
A possible gene predicted by DNA sequencing
The sequence of a complete genome

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Translation and Regulation
The nonsense codon(s) is/are

UGA
UAA
all of these
UAG

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Translation and Regulation
What is the action of tetracycline in prokaryotes?

It blocks peptidyl transferase reaction on ribosomes
It blocks translocation reaction on ribosomes
Not known with certainity
It blocks the binding of amino-acyl tRNA to the A site of ribosomes

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