Karyotype characterization and ZZZW sex chromosome heteromorphism in two species of the catfish genus Ancistrus Kner, 1854 (Siluriformes: Loricariidae) from the Amazon basin

Apresentar a Física Quântica como uma das aplicações mais importantes dos números complexos no mundo real é uma tarefa árdua para o professor de Matemática do Ensino Médio, quer

Several types of sex chromosome systems have been recorded among Gymnotiformes, including male and female heterogamety, simple and multiple sex chromosomes, and different mechanisms

Importa igualmente referir, como conclusão na análise desta Diretiva, que os viajantes não podem renunciar aos direitos conferidos pela presente diretiva e que

(2004), Study on karyotype and occurrence of B chromosomes in two endemic species of the genus Pimelodus (Siluriformes, Pimelodidae) from the river Iguaçu.. (2002),

Our results show a high heterogeneity in the fluorescent staining of the heterochromatin in both autosomes and sex chromosomes, never reported before within an insect subfamily

Figure 2 - Karyotype of Gymnothorax miliaris after: (a) Giemsa conven- tional staining, Inbox, the NOR-bearing pair; (b) C-banding, Non-poly- morphic (c-d) and polymorphic

The karyotype of Amphisbaena ridleyi, an endemic species of the archipelago of Fernando de Noronha, in State of Pernambuco, Brazil, is described after conventional staining,

The probability of attending school four our group of interest in this region increased by 6.5 percentage points after the expansion of the Bolsa Família program in 2007 and