The accessibility of promoter regions of bacterial $DNA$ in many cases regulated by the interaction of proteins with sequences termed
Regulators
Structural genes
Inhibitor genes
Operators
The total number of nitrogenous bases in human genome is estimated to be about
In humans chromosomal condition of male is
In a hair pin model of $RNA$ which nitrogen base is present at the short end
Supercoiled $DNA$ can be traced in
The prokaryotic genetic system contains