several studies concerning different aspects of Draba sp. were performed. In this way diverse aspects like systematics, cytology, breeding systems, molecular phylogeny , phylogeography ,taxonomy, evolution of arctic Draba species using the microsatellites
The RAPD (Random Amplified Polymorphic DNA) technique a quick and relatively inexpensive method, is extensively used to analyze the genetic variability as bacteria fungi and Plant used to investigate the genetic diversity within and between populations and has been applied to many of rare or threatened plant species