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Genetic Code and Regulation

Genetic Code and Regulation
AUG codes for methionine act as a

elongation code
initiation code
termination code
propagation code

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

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

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

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Genetic Code and Regulation
In protein synthesis in prokaryotes

None of these
the initiating amino acid is phenyl alanine
the initiating amino acid is N- formyl methionine
the initiating amino acid is methionine

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Genetic Code and Regulation
In prokaryotes, AUG encodes

methionine
alanine
N-formyl methionine
a stop codon

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Genetic Code and Regulation
Crick demonstrated that the genetic code involved three bases and suggested that the code was degenerated. What experimental technique Crick conducted to suggest genetic code degeneration?

Frameshift mutagenesis
Density gradient centrifugation
Gel electrophoresis
Restriction digests of the rII gene

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