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Genetic Code and Regulation

Genetic Code and Regulation
AUG codes for methionine act as a

propagation code
initiation code
termination code
elongation code

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Genetic Code and Regulation
How many different codons are possible?

3
64
20
An infinite number

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Genetic Code and Regulation
In prokaryotes, AUG encodes

methionine
a stop codon
alanine
N-formyl methionine

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Genetic Code and Regulation
In some organelles in eukaryotes, the genetic code for some codons

differs from that used in prokaryotes
None of these
are partially same
are same

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Genetic Code and Regulation
How many amino acids will be encoded by 5' GAU GGU UGA UGU 3' sequence?

One
Three
Four
Two

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Genetic Code and Regulation
Which of the following has been used as an evidence that primitive life forms lacked both DNA and enzymes?

DNA and enzymes are only present in the most advanced cells
All of these
RNA can both code genetic information and act as a catalyst
Advanced cells lack RNA

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