Karyotype description and evidence of multiple sex chromosome system X

financeiras, como ainda por se não ter chegado a concluo entendimento quanto à demolição a Igreja de S. Bento da Ave-Maria, os trabalhos haviam entrado numa fase

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

Karyotypes of male (a) and female (b) Ancistrus ranunculus after conventional Giemsa-staining, evidencing the sex chromosomes (box) and the NOR-bearing chromosomes after

With sex chromosomes of different sizes (big, as in Pattonella intermutans, or small, as in Parasarcophaga spp.) there may be a move towards total loss of the sex chromosomes, as

Mechanisms of accumulation based on typical centromeric drive or of chromosomes carrying pericentric inversions are adjusted to the general karyotype differentiation in the

serpentina karyotype derived from a hypothetical karyo- type with XY/XX sex chromosomes and one acrocentric and four metacentric autosomes through fusion of the Y with the

The study of human and other mam- malian chromosomes during the third quarter of the century, and the discovery of sex-chromosome abnormalities, emphasized the impor- tance of the