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Translation and Regulation

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

antisense codons
pause codons
missense codons
nonsense codons

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Translation and Regulation
Which of the termination codon is called amber?

AUG
UAG
UGA
UAA

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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
It blocks the binding of amino-acyl tRNA to the A site of ribosomes
Not known with certainity

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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
Which of the following molecule catalyzes the transpeptidation reaction?

DNA ligase
Peptidyl transferase
RNA polymerase
DNA polymerase

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Translation and Regulation
When was the genetic code completed?

1952
1968
1966
1958

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