Which process involves the flow of genetic information from $DNA$ to $RNA$?

If the sequence of nitrogenous bases in $DNA$ is $ATTCGATG$,what will be the sequence of bases in the $mRNA$ transcript?

The process of synthesis of $m-RNA$ from $DNA$ is called .......

Removal of introns and joining the exons in a defined order in a transcription unit is called

$A$ gene that contains many exons and at least one intron is called a.....

Which of the following statements are correct with reference to the prokaryotic genome?
$A$. Monocistronic structural genes
$B$. Introns absent in structural genes
$C$. Transcription and translation are coupled processes
$D$. Primary transcript undergoes splicing
$E$. Only one $RNA$ polymerase is present