◮Matsakaicin DNA na 100bp ya ƙunshi nau'i biyu na DNA guda 13, wanda adadin 200bp, 500bp, da 1000bp ya ninka sau biyu, wanda ke taimakawa wajen shawo kan matsalar gajeriyar gutsuttsura waɗanda ba su da ƙarfi a cikin haske kuma suna da wahala a rarrabe tsakanin bandeji.Sama da 1000bp, an ƙara nau'i uku na 1200bp, 1500bp, da 2000bp, waɗanda za'a iya ƙididdige su gwargwadon girman guntun DNA tsakanin 1000-2000bp.