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Genetic Code and Regulation

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

initiation code
termination code
propagation code
none of these

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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?

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

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Genetic Code and Regulation
AUG codes for methionine act as a

elongation code
propagation code
initiation code
termination code

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Genetic Code and Regulation
The genetic code is

kingdom-specific
universal except for rare exceptions in mitochondria and some protozoa
species-specific
universal

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Genetic Code and Regulation
The sequence of one strand of DNA is: 5' ATTGCCA 3', what is the sequence of the other strand?

5' ATTGCCA 3'
5' UAAGCCU3'
5' TAACGGT 3'
5' TGGCAAT 3'

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

third base
none of these
first base
second base

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