Which of the following $RNAs$ should be most abundant in animal cell?
$tRNA$
$mRNA$
$miRNA$
$rRNA$
If the sequence of one strand of $DNA$ is written as follows:
$5'- ATGCATGCATGCATGCATGCATGCATGC-3'$
Write down the sequence of complementary strand in $5^{\prime} \rightarrow 3^{\prime}$ direction
Genes that are involved in turning on or off the transcription of a set of structural genes are called:
In split genes, the coding sequences are called
During elongation of polypeptide chain, sigma factor is
A transcription unit in $DNA$ is defined primarily by the three regions in $DNA$ and these are with respect to upstream and down stream end;