Extensive Nucleolus Organizer Region polymorphism in Gymnotus carapo (Gymnotoidei, Gymnotidae)

F.M.C. Fernandes-Matioli,Lurdes Foresti de Almeida-Toledo,S.A. Toledo Filho

Extensive Nucleolus Organizer Region polymorphism in Gymnotus carapo (Gymnotoidei, Gymnotidae)

1997

F.M.C. Fernandes-Matioli
Lurdes Foresti de Almeida-Toledo
S.A. Toledo Filho

An investigation was conducted on six populations of Gymnotus carapo from the Upper Parana river system in Brazil. A wide variability of the NOR-bearing chromosomes was found involv

Keywords:

Gymnotoidei
Biology
Genetics
Nucleolus organizer region
Karyotype
Gymnotidae
Zoology
Gymnotus
Genetic variation
Chromosome
Cytogenetics
Population genetics

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