Which of the following pairs is $NOT$ correctly matched?

  • A
    Transcription $\to$ Writing information from $DNA$ to $RNA$
  • B
    Translation $\to$ Using information on $mRNA$ to synthesize proteins
  • C
    Repressor protein $\to$ Binds to the operator to prevent enzyme synthesis
  • D
    Operon $\to$ Structural genes,operator,and promoter

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Mark the correct match.

Statement-$I$: The split gene arrangements represent probably an ancient feature of the genome.
Statement-$II$: Introns or intervening sequences do not appear in mature or processed $\text{RNA}$.

Match List-$I$ with List-$II$:
List-$I$ List-$II$
$A$. Monocistronic gene $I$. Coding sequence
$B$. Polycistronic gene $II$. Intervening sequence
$C$. Exons $III$. Mostly prokaryotes
$D$. Introns $IV$. Mostly eukaryotes

Match the following columns:
Column-$I$Column-$II$
$(p)$ $AUG$$(a)$ Transposons
$(q)$ $UGA$$(b)$ Jacob and Monod
$(r)$ Jumping genes$(c)$ Termination codon
$(s)$ Operon model$(d)$ Methionine

Read the following statements and select the correct statements:
$(A)$ Essential life processes such as metabolism,translation and splicing are evolved around $\text{RNA.}$
$(B)$ Heavy isotope of nitrogen $(^{15}N)$ is a radioactive isotope,while light isotope of nitrogen $(^{14}N)$ is not a radioactive isotope.
$(C)$ The codon in $\text{rRNA}$ is read in a contiguous fashion.
$(D)$ In the first phase of translation,amino acids are activated in the presence of $\text{ATP.}$
$(E)$ $\text{DNA}$ from every tissue from an individual shows a high degree of polymorphism.
Choose the correct answer from the options given below:

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