Fig. 1From: Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from ArgentinaSex chromosome karyomorphs detected in wild populations and laboratory strains of A. fraterculus sp. 1 from Argentina. a-e Cytological preparations of mitotic chromosomes stained with DAPI. a-c female metaphases, d-f male metaphases. Bar represents 10 μmBack to article page