Identify the incorrect statement.

  • A

    In prokaryotes, the structural gene is polycistronic.

  • B

    In eukaryotes, structural genes have interrupted coding sequences.

  • C

    Eukaryotes have split gene arrangement.

  • D

    Intervening sequences appear in mature $RNA.$

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Poly $A$ tail is present in

$A$ : $5\;S rRNA$ and surrounding protein complex provides binding site of $tRNA$.
$R$ : $tRNA$ is soluble $RNA$ with unusual bases

One strand of the given segment of $DNA$ codes for $mRNA$ having the sequence $AUC, GCG, UCA$ needed for synthesis of proteins. The strand by which $DNA$ molecule will be responsible for the above $mRNA$ sequence is

Write a explanatory note on Transcription unit and the gene.
 

Genetic information transfer nucleus to cytoplasm by