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Translation and Regulation

Translation and Regulation
When was the genetic code completed?

1958
1968
1966
1952

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Translation and Regulation
Which of the following three codons translate as serine (Ser)?

CGA
AGU
CAU
AUG

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Translation and Regulation
The interaction between the mRNA and tRNA determined the position of amino acid in a polypeptide sequence. This is called the

adaptor hypothesis
promiscuity
stagerivity
Wobble hypothesis

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

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

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

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

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Translation and Regulation
Which of the following molecule catalyzes the transpeptidation reaction?

Peptidyl transferase
DNA polymerase
RNA polymerase
DNA ligase

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