Low courtship song variation in South and Southeastern Brazilian populations of Drosophila meridionalis (Diptera, Drosophilidae)
نویسندگان
چکیده
منابع مشابه
Low courtship song variation in south and southeastern Brazilian populations of Drosophila meridionalis (Diptera, Drosophilidae).
Drosophila meridionalis is a cactus-breeding species with a wide distribution in South America. Most populations of this species are geographically isolated, what provides a promising scenario for studying evolution. Former studies of this species revealed a remarkable karyotypic variation among its populations. Up to six distinct metaphase chromosomes were described, showing that this species ...
متن کاملSex - ratio in natural populations of Drosophila mediopunctata ( Diptera : Drosophilidae
The sex-ratio trait has been described as the production of progenies with unequal sexual proportions induced by meiotic drive. In Drosophila, meiotic drive of the X chromosome against the Y (yielding female biased progenies) is known in several species, including in Drosophila mediopunctata. This species has been previously studied, and the chromosome mechanism of the meiotic drive in sex-rati...
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ژورنال
عنوان ژورنال: Revista Brasileira de Biologia
سال: 2000
ISSN: 0034-7108
DOI: 10.1590/s0034-71082000000100008