Fig. 5From: Variations in 5S rDNAs in diploid and tetraploid offspring of red crucian carp × common carpLocation of 5S rDNA on chromosomes of hybrid fish 2nF1 and 4nAT and their parental species (detected by FISH). a Maternal red crucian carp. b Paternal common carp. c Diploid hybrid fish 2nF1. d Allotetraploid hybrid fish 4nAT. Scale bar = 3 μmBack to article page