18 research outputs found

    Individual-by-individual sequence information

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    The table describes which GenBank accessions numbers came from each individual (smaller database, see article's SI Tab3)

    Data from: Nuclear markers reveal a complex introgression pattern among marine turtle species on the Brazilian coast

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    A surprisingly high frequency of interspecific sea turtle hybrids have been previously recorded in a nesting site along a short stretch of the Brazilian coast. Mitochondrial DNA data indicated that as much as 43% of the females identified as E. imbricata are hybrids in this area (Bahia State of Brazil). It is a remarkable find, since most of the nesting sites surveyed worldwide, including some in northern Brazil, presents no hybrids, and rare Caribbean sites present no more than 2% of hybrids. Thus, a detailed understanding of the hybridization process is needed to evaluate natural or anthropogenic causes of this regional phenomenon in Brazil, which could be an important factor affecting the conservation of this population. We analyzed a set of 12 nuclear markers to investigate the pattern of hybridization involving three species of sea turtles: hawksbill (Eretmochelys imbricata), loggerhead (Caretta caretta), and olive ridley (Lepidochelys olivacea). Our data indicate that most of the individuals in the crossings L. olivacea × E. imbricata and L. olivacea × C. caretta are F1 hybrids, whereas C. caretta × E. imbricata crossings present F1 and backcrosses with both parental species. In addition, the C. caretta × E. imbricata hybridization seems to be gender and species biased, and we also found one individual with evidence of multispecies hybridization among C. caretta × E. imbricata × Chelonia mydas. The overall results also indicate that hybridization in this area is a recent phenomenon, spanning at least two generations or ~40 years

    METODOLOGIAS ALTERNATIVAS PARA O ENSINO DE GENÉTICA EM UM CURSO DE LICENCIATURA: um estudo em uma universidade pública de Minas GeraisDOI: http://dx.doi.org/10.5892/ruvrd.v15i1.2790

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    A genética é uma disciplina que atrai alunos de diversos níveis, devido aos conhecimentos que ela proporciona. Apesar disto, os processos de ensino e aprendizagem desta disciplina não vêm sendo realizados de forma satisfatória no ensino básico e nem mesmo na graduação, em ambos níveis, muitas vezes os alunos não são capazes de aplicar os conhecimentos obtidos. Acreditamos que esta dificuldade esteja relacionada com a não utilização de metodologias diferenciadas, os professores tendem a utilizar apenas a aula expositiva. Assim, buscamos realizar uma oficina com estudantes de licenciatura com o objetivo de verificar a eficácia de novas metodologias no ensino de genética. Foi possível perceber que metodologias alternativas favorecem os processos de ensino e aprendizagem de genética. Acreditamos que os professores dos cursos de licenciatura devem utilizar estas possibilidades em suas práticas docentes com o objetivo de demonstrar para seus alunos, futuros professores, novas opções para os processos de ensino

    BDNF fasta alignment

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    Alignments of BDNF gene. Sequences are identified as haplotype number (see article text for more details) and GenBank number

    R35 fasta alignment

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    Alignment of R35 intron. Sequences are identified as haplotype number (see article text for more details) and GenBank number

    Cmos fasta alignment

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    Alignment of Cmos gene. Sequences are identified as haplotype number (see article text for more details) and GenBank number
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