Faculty of veterinary medicine at University of Baghdad organized a course on polymerization technology (PCR) with the participation of 19 instructors from various scientific departments aimed at shedding light on this important technique in isolating and purifying DNA, showing the genetic differences and its comparative mapping. The course included a lecture on qualitative and quantitative measurement of DNA using NanoDrop, Agarose Gel, PCR types and how to increase DNA using PCR.