Which of the following feature is correct for bacteria?
Presence of intervening sequences in $DNA$
$DNA$ does not show coiling
Linear ss-$DNA$ representing single chromosome
$DNA$ can be chromosomal as well as extrachromosomal
Which one of the following true
Assertion: Polytene chromosomes have a high amount of $DNA$.
Reason: Polytene chromosomes are formed by repeated replication.
During transcription, if the nucleotide sequence of the $DNA$ strand that is being coded is $ATACG$; then the nucleotide sequence in the $mRNA$ would be
Substances known as 'heredity carriers' are