Today in biotechnology large number of research is going on and most of them basically related with improving any variety of plant or animal by inserting a foreign gene with economically important characteristics but sometimes it can be improve by increase gene product or making product storage to a particular body part or product . All such things can be done only if we use a specific DNA sequence called promoter. In simple words promoter is as important as clutch during starting a bike along with kick. Promoter can be located near or within the coding region and help in initiating...