Ontology highlight
ABSTRACT:
SUBMITTER: Serrano EA
PROVIDER: S-EPMC5599694 | biostudies-literature | 2017
REPOSITORIES: biostudies-literature
Serrano Érica Alves ÉA Utsunomia Ricardo R Scudeller Patrícia Sobrinho PS Oliveira Claudio C Foresti Fausto F
Comparative cytogenetics 20170120 1
B chromosomes are apparently dispensable components found in the genomes of many species that are mainly composed of repetitive DNA sequences. Among the numerous questions concerning B chromosomes, the origin of these elements has been widely studied. To date, supernumerary chromosomes have been identified in approximately 60 species of fish, including species of the genus <i>Characidium</i> Reinhardt, 1867 in which these elements appear to have independently originated. In this study, we used m ...[more]