Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Resistance to heat and cold stress in Drosophila melanogaster: intra and inter population variation in relation to climate" pptx
Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: correlated variations between segments" doc
... varies according both to body segment and temperature indicates the existence of a complex interaction betweeninternal and external environments. But this interaction has ... and a vineyard in Grande Ferrade nearBordeaux. Wild living females were isolated in culture vials to establish isofemalelines. After offspring emergence, ten lines of ... significantlysuperior to zero with the exception of thorax-segment 7 (interval 6, all correlations), and the thorax-segment 6 (interval 5) for the within-line correlations. In each casesignificant...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Analysis of factors affecting length of competitive life of jumping horses" pot
... assumed to represent the variation in population sizeowing to herd management. Jumping is becoming more and more popular and thenumber of horses entering a show increased ... smallernumber of starts than horses remaining alive throughout this year. To assess theinfluence of the level of earnings regardless of the influence of the number of starts,an ... of performance, and jumping ability.DISCUSSION AND CONCLUSIONThis preliminary study identified some of the main factors influencing length of competitive life for jumping...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Detection of on cytoplasmic production" pptx
... population with cytoplasmic effects but their interest was in biases introduced through ignoring cytoplasmic effects, and not in the detection of cytoplasmic variance. In ... restreinte / modèle animal /moutonINTRODUCTIONAlthough dam and sire contribute equally (with the exception of sex-linked genes in the heterogametic offspring sex) to the ... variance of 10-7 in the likelihood values forthe simplex. Standard errors of parameter estimates were obtained from variation between replicates. The probability of finding...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Réponse à la chaleur de poules pondeuses issues de lignées sélectionnées pour une faible (R ou forte (R consommation ) ) + alimentaire résiduelle" pdf
... residualfood intake, water intake, 48-week body weight and adult body weight variation, indicatingthat the ’overconsuming line’ (R+) was better adapted to the high temperature ... and in its residual part (19%), in comb and wattle size, shank length and in water intake (51%) were observed. However,for several variables the line x treatment interaction ... EnergyMetabolism of Farm Animals, EAAP 58, 380-383Gowe RS, Fairfull RW (1995) Breeding for resistance to heat stress. In : Poultry Production in Hot Climate (NJ Daghir, ed), CAB International,...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Autosomal recessive myotonia in sheep" potx
... progeny of animals that were offspring or paternal grandoffspring of one of the rams, and maternal grandoffspring of the other. No affected lambs were produced from anymating ... the gene being introduced by the two rams and not existing in the flock beforetheir use.The only instances of affected lambs in this flock followed matings in whichthese ... Department of Large Animal Clinical Sciences;2 Department of Small Animal Clinical Sciences;4 3 Department of Clinical Sciences, Maryland; ’-4 Department of BioSciences and Pathobiology,...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Relationships among estimates of inbreeding depression, dominance" potx
... phenotypic and dominance standard deviations and the ratio of the estimates of inbreeding depression to dominance standard deviation. In absolute terms, the av-erage ratio of estimates ... 1vector of additive animal effect, f is a 1 269 690 x 1 vector of dominance parentaleffect, b is a 600 678 x 1 vector of inbreeding coefficients, and X, Z and Q ... dominance variance would correspond to a higher magnitude of inbreeding depression. The last goal of the paper was to examine the relationship between estimates of dominance...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Breeding structure of Drosophila buzzatii in relation to competition in prickly pears (Opuntia ficus-indica)" potx
... of matingpairs were selected randomly to contribute to 19 breeding sites, and a number of offspring equal to that obtained for the supplemented fruits (between 5 and ... numbers of mating pairs contributing to a breeding site. The main steps of our reasoning for disentangling the effects of drift and selection are summarized in figure ... beirrelevant to explain genetic variation. The presence of competition in natural populations of Drosophila has beeninferred in several cases (eg, Fellows and Heed, 1972; Atkinson,...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: A pericentric inversion of chromosome 4 in pigs" pot
... Hamerton JL (1969) Cytoge-netic and endocrine studies of a freemartin heifer and its bull co-twin. Cytogenetics 8,369-388Switonski M (1987) A pericentric inversion in an ... 194-202Original articleA pericentric inversion of chromosome 4 in pigsA Ducos1A PintonA SéguélaHM BerlandMF BlancA Darré2P PintonM YerleR Darré1Ura Inra-ENVT de cytogénétique ... wasobserved again in the dam of boar !2!, as well as in boars [3] and !4!. The karyotypes of 17 offspring of boar !1!, produced by mating this boar to three different...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Expression a of X chromosome fragility in Holstein-Friesian cattle: preliminary study" ppsx
... possible cause of repeat breedings, longcalving intervals and abortions in individual cases. These assessments both agreewith and reinforce previous cases presented in the literature ... culled as repeat breeders owing to repeated breeding, long calving intervals and abortions (group A) and eightcows were considered as controls owing to their normal reproductive ... simultaneously culturing blood samples in TC 199 and RPMI 1640media. Taking into account that X chromosome aberrations may be interfering withfertility, the cattle population were...
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Báo cáo sinh học: "Phenotypic plasticity of body pigmentation in Drosophila: Dominant black in horses" doc
... subtle difference in the color of body and the lowerlegs, mane and tail). Following mating to black mares he produced nine black foals.Following mating to chestnut mares ... basis for the testing of hypotheses concerning the inheritance of horsecolor. These studies also tended to use the principles of homology in assigning loci and alleles for ... dominant to black (Sponenberg, 1996). A third allele, black and tan (!4! is fairly poorly documented as a cause of seal brown, and is intermediate in dominance to the...
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