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Genetic Code and Regulation

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

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

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

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

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Genetic Code and Regulation
In prokaryotes, AUG encodes

a stop codon
N-formyl methionine
methionine
alanine

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

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

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