During polymerisation of deoxyribonucleosides triphosphates in bacteria which of the following enzyme is mainly required?
$DNA$ dependent $RNA$ polymerase
$DNA$ dependent $DNA$ polymerase
$RNA$ dependent $DNA$ polymerase
$DNA$ gyrase
In order to calculate map distance of genes on a chromosome, one must know the
Mark the incorrect option w.r.t. lac operon
Lampbrush chromosomes are found inside
Which of the following feature is correct for bacteria?
The accessibility of promoter regions of bacterial $DNA$ in many cases regulated by the interaction of proteins with sequences termed