Department of Biotechnology, VBS Purvanchal University, Jaunpur - 220 001
DAPI staining of polytene chromosomes shows a single fluorescent band in the region 3B of chromosome arm VR. An additional band is also found in the proximity of this band. The proximal band i.e., the band towards the centromeric end is polymorphic in the local population of P. misera.
Key words: DAPI, polymorhism, polytene chromosomes.