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Genetic Code and Regulation

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

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

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Genetic Code and Regulation
The genetic code is

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

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

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

none of these
third base
first base
second base

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Genetic Code and Regulation
In prokaryotes, AUG encodes

a stop codon
methionine
alanine
N-formyl methionine

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Genetic Code and Regulation
AUG codes for methionine act as a

termination code
elongation code
propagation code
initiation code

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