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Genetic Code and Regulation

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

Four
Three
One
Two

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Genetic Code and Regulation
How many different codons are possible?

64
20
3
An infinite number

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Genetic Code and Regulation
Codon that specify the amino acids often differs in the

none of these
first base
second base
third base

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Genetic Code and Regulation
The codons which do not specify an amino acid are called

termination code
propagation code
none of these
initiation code

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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
RNA can both code genetic information and act as a catalyst
Advanced cells lack RNA
All of these

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Genetic Code and Regulation
The genetic code is degenerated. Which of the following codons represents the principle of degeneracy?

AUG and AUA
UAA and UAC
UUA and UUC
CAU and CAC

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MORE MCQ ON Genetic Code and Regulation

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