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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
Two
Three
One

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Genetic Code and Regulation
Translation begins

at the replication fork
on the lagging strand
in nucleus
at the start 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?

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

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Genetic Code and Regulation
In prokaryotes, AUG encodes

N-formyl methionine
methionine
alanine
a stop codon

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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
CAU and CAC
UUA and UUC
UAA and UAC

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Genetic Code and Regulation
AUG codes for methionine act as a

initiation code
termination code
elongation code
propagation code

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