944 resultados para diploid number
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This Executive Order creates a task force on dependent care.
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This Executive Order made the creation of the Iowa Accountability and Transparency Board and the report of the State of Iowa's efforts to implement the AARA
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We report 30 polymorphic microsatellite markers for five species of Palearctic green toads (Bufo viridis subgroup): 23 in the diploid B. latastii, 19 in diploid B. turanensis, 20 in diploid B. shaartusiensis, 27 in tetraploid B. pewzowi, and 30 in triploid B. baturae. Genetic diversity at these loci, measured for 10-18 individuals per species, ranged from 2 to 19 alleles. These microsatellite loci will be useful for conservation plans (genetic diversity, population structure, evolutionary units), inheritance patterns, and evolution of green toads.
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ABSTRACTThis study reviewed the data on the Brazilian Ephemeroptera, based on the studies published before July, 2013, estimated the number of species still to be described, and identified which regions of the country have been the subject of least research. More than half the species are known from the description of only one developmental stage, with imagoes being described more frequently than nymphs. The Brazilian Northeast is the region with the weakest database. Body size affected description rates, with a strong tendency for the larger species to be described first. The estimated number of unknown Brazilian species was accentuated by the fact that so few species have been described so far. The steep slope of the asymptote and the considerable confidence interval of the estimate reinforce the conclusion that a large number of species are still to be described. This emphasizes the need for investments in the training of specialists in systematics and ecology for all regions of Brazil to correct these deficiencies, given the role of published papers as a primary source of information, and the fundamental importance of taxonomic knowledge for the development of effective measures for the conservation of ephemeropteran and the aquatic ecosystems they depend on.
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This Executive Order expects the State government expense reimbursements will be properly accounted for.
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ABSTRACT In early March 2015, three males and two females of one unknown species of Drosophila were collected from a compost pile and some garbage cans in the west region of the city of São Paulo, state of São Paulo, Brazil. Morphologically it is easily identified by the presence of the following conspicuous features: a brownish dorsal stripe along pleura, an entirely iridescent silvery-whitish frons when seen directly from the front, and a row of cuneiform setae on anteroventral side of femur of foreleg; the former two traits being more evident in males. The species was easily reared in a modified banana-agar medium and two isofemale lines were established allowing to obtain mitotic cells showing a diploid chromosome number of 2n = 8. Based both on morphological and chromosomal features, in addition to the geographical distribution, we concluded that the unknown flies belong to Drosophila nasuta Lamb, 1914, a tropical species of the nasuta subgroup of the Drosophila immigrans species group. Photomicrographs of male imagines, terminalia, mitotic and meiotic metaphase plates, as well as of female mitotic metaphase, are included.
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The consequences of variable rates of clonal reproduction on the population genetics of neutral markers are explored in diploid organisms within a subdivided population (island model). We use both analytical and stochastic simulation approaches. High rates of clonal reproduction will positively affect heterozygosity. As a consequence, nearly twice as many alleles per locus can be maintained and population differentiation estimated as F(ST) value is strongly decreased in purely clonal populations as compared to purely sexual ones. With increasing clonal reproduction, effective population size first slowly increases and then points toward extreme values when the reproductive system tends toward strict clonality. This reflects the fact that polymorphism is protected within individuals due to fixed heterozygosity. Contrarily, genotypic diversity smoothly decreases with increasing rates of clonal reproduction. Asexual populations thus maintain higher genetic diversity at each single locus but a lower number of different genotypes. Mixed clonal/sexual reproduction is nearly indistinguishable from strict sexual reproduction as long as the proportion of clonal reproduction is not strongly predominant for all quantities investigated, except for genotypic diversities (both at individual loci and over multiple loci).
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This Executive Order expects the State government to facilitate the effective and efficient delivery of services to constituents, governments ought to partner and and coordinate with non-profit community organizations.
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This Executive Order expects the State government to help more than 5,800 offenders released to Iowa communities each year, affecting public safety, public health, economic and community well-being and family relationships. Offenders re-entry initiatives involve collaborative partnerships amongst corrections, other agencies and the community.
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This Executive Order expects the State government to envision an economic future for the State of Iowa in which its citizens will leak the nation toward the clean, safe, unlimited, efficient job producing prosperity-inducing and environmentally friendly energies of the 21st Century (sometimes referred to as a "Green Economy').
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This Executive Order expects the State of Iowa executive agencies and Regent Institutions own, purchase, build and lease property, including office space, worth billions of dollars for educational, correctional, recreational, conservation, transportation, communication, public health, workforce and related public functions and the placement of state offices in historic central business districts "downtown" can strengthen and revitalize Iowa's cities and towns.
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The state Revenue Estimating Conference (REC) reduced its Fiscal Year 2009 net General Fund revenue estimate at the December 12, 2008, meeting by 1.6 percent from $6.151 billion to $6.052 billion.
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Orders the implementation of a 10% across-the-board cut to state government spending.
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The people of Iowa expect that their state government will efficiently provide services and will be accountable in the use of taxpayer dollars.