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Genetic Code And Regulation

In some organelles in eukaryotes, the genetic code for some codons

Question: In some organelles in eukaryotes, the genetic code for some codons
[A].

differs from that used in prokaryotes

[B].

are same

[C].

are partially same

[D].

none of the above

Answer: Option A

Explanation:

No answer description available for this question.

In some organelles in eukaryotes, the genetic code for some codons Read More »

Biochemistry, Genetic Code And Regulation

Bacterial protein called catabolic activator protein (CAP) is an example of

Question: Bacterial protein called catabolic activator protein (CAP) is an example of
[A].

negative control of gene expression

[B].

positive control of gene expression

[C].

second type of positive control of gene expression

[D].

none of the above

Answer: Option C

Explanation:

No answer description available for this question.

Bacterial protein called catabolic activator protein (CAP) is an example of Read More »

Biochemistry, Genetic Code And Regulation

Which of the following techniques was carried out by Nirenberg and Matthaei in 1961 to determine the first codon?

Question: Which of the following techniques was carried out by Nirenberg and Matthaei in 1961 to determine the first codon?
[A].

In vitro synthesis of a polypeptide using UUUUU

[B].

Labeled peptide binding to a ribosome

[C].

Mixed co-polymer mRNA synthesis

[D].

none of the above

Answer: Option A

Explanation:

No answer description available for this question.

Which of the following techniques was carried out by Nirenberg and Matthaei in 1961 to determine the first codon? Read More »

Biochemistry, 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?

Question: 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?
[A].

Gel electrophoresis

[B].

Density gradient centrifugation

[C].

Frameshift mutagenesis

[D].

Restriction digests of the rII gene

Answer: Option C

Explanation:

No answer description available for this question.

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? Read More »

Biochemistry, Genetic Code And Regulation