- 更多网络例句与遗传型的相关的网络例句 [注:此内容来源于网络,仅供参考]
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In summery, this study has proved that biotype in BPH is a very complex phenomenon, and the quantitative resistance does really exist in rice varieties.
各类生物型都不是遗传上同质的单一群体,而是具有某种特异遗传构成和特异平均致害表型的混合群体。
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It shows that the recent rapid decline on population and fragment of habitat leads to indigence in genetic diversity, and all three geographic units exhibits low levels of nucleotide diversity and haplotype diversity. The average genetic distance among all haplotypes was 1.32%, and the genetic variation within and between regions were 99.31% and 0.69% respectively.
结果发现,大鲵近期种群数量锐减和栖息地破碎化以及遗传漂变造成了大鲵遗传多样性的贫乏;三个地理单元均表现出较低的核苷酸多样性和单倍型多样性,各单倍型之间的平均遗传距离为1.32%,99.31%的遗传差异发生地理单元内,仅0.69%发生在单元间。
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In order to reduce calculation error, the frequency distribution of average values is used to compute the mixed distribution's digital features of each component distribution, thereinto, the number of the component distribution is determined by AIC, choose the number that meets the minimum value of AIC as the component number of mixed distribution, and the other parameters are estimated by EM algorithm; Secondly, because each component distribution is corresponding to a kind of major gene genotype, according to the values of the average and variance of the each component distribution, we can use the limit error of the normal distribution to plot each individual into the correspondent component distribution, namely into correspondent major gene genotype. Then we regard each major gene genotype as a treatment level of one-way analysis of variances, and the one-way multivariate analysis of variance is carried out to calculate the covariance matrix of major gene effect, covariance matrix of polygene effect, covariance matrix of environment effect and so on; At last, combining the weights of the each component distribution of mixed distribution, we can calculate the variance of major gene effect, the variance of polygene effect, environmental variance and the genetic gain of the quantitative trait.
为减小计算误差,本研究采用均值的频数分布来计算各成分分布的数字特征,其中成分分布个数根据AIC准则,选择使AIC值达到最小的成分分布个数作为混合分布的成分分布数,分布中其它参数的确定利用EM算法来估计;其次,每个成分分布对应一种主基因基因型,根据各个成分分布的均值和方差,利用正态分布的极限误差将每个个体划分到相应的成分分布中,即相应的主基因基因型中,将每种主基因型作为单因素方差分析的一个处理水平,对其进行单因素的多元方差分析,分别计算主基因效应协方差阵、多基因效应协方差阵、环境协方差阵等参数;最后结合混合分布中各成分分布的权重即各主基因基因型的分离比例,计算主基因效应方差,多基因效应方差和环境方差,以及遗传力等参数,进而计算该数量性状的遗传进展。
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To study the similarities and differences between male sterility induced by physiology and heredity, different male-sterile materials induced by heredity [S-type male-sterile line ms2611, ms1376] and physiology (induced by high temperature and chemical hybridizing agents SQ-1), Xinong 1376 and Xinong 2611 were used as materials, and their spikes at mononucleated prophase stage, anther and flag leaf at mononucleated anaphase stage, binucleated stage and trinucleated stage were used to conduct protein analysis.
为了研究小麦遗传型和生理型雄性不育在生化机制上的异同,以遗传型[S型不育系ms2611和ms1376]和生理型雄性不育小麦西农2611和西农1376(高温诱导和化学杀雄剂SQ-1诱导的雄性不育)为材料,分别取其小孢子处于单核早期的幼穗,单核后期、二核期、三核期的花药及旗叶进行了可溶性蛋白质的比较研究。
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The unconditional and conditional analyses of genetic models and the corresponding statistic methods, including endospermic, cytoplasmic, and maternal plant genetic systems, were used to analyze the genetic relationships between protein content and the appearance quality traits of indica rice (Oryza sativa L.).
应用包括胚乳、细胞质和母体植株基因的遗传主效应以及基因型×环境互作效应的数量性状遗传模型及非条件和条件分析方法,研究了籼稻稻米蛋白质含量与外观品质性状间的遗传相关性,进一步揭示了籼稻糙米重、稻米直链淀粉含量对稻米蛋白质含量与外观品质性状间遗传相关性的影响。
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Enteritidis were obtained from poultry and its meat products.The antibiotic resistance of food isolates was higher than clinical isolates. The drug resistance spectrum of diarrhea patients isolates in 2006 was different from that in 2007.76 strains including 13 food-borne strains belong to 21 PFGE pattern combinations,and their genetic similarly was higher than 80%.
包括13株食品株在内共76株肠炎菌株可分为21种PFGE带型,遗传同源性接近80%,优势带型依次为3型(34株)、1型(12株)、2型(5株)和5型(5株),除2型外均发现有与腹泻株同型的食源株。2006和2007年的PFGE1/2型病例分别为4例和12例。
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Total Ridge Count of toe,hallucis area,hypothenar distal and interdigitorum of each 50 cases of hereditary and nonhereditary mental deficiency groups were analysed,and compared with those of the control groups respectively.
本工作对遗传型智力残疾患者和非遗传型智力残疾患者各50例的趾端、拇趾球区、小鱼际远端区、趾间区的皮肤嵴纹数进行分析,并分别与对照组的同类资料比较。
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The results showed that TRC of hypothenar distal had reference value to diagnose mental deficiency,and TRC of toe,hallucis area and each interdigitorum had a certain reference value to diagnose mental deficiency and distinguish between hereditary and non-hereditary mental deficiency.
这些结果表明,小鱼际远端区皮肤嵴纹数在诊断智残患者中有一定参考价值,趾端、拇趾球区、各趾间区的皮肤嵴纹数在智残患者的诊断中以及遗传型与非遗传型智残患者的鉴别方面都有一定的参考价值。
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Besides, it is consistent with the asymmetrical gene flow from monogynous to polygynous populations through males in monogyne..Therefore, the cuticular chemicals can not be cluster well between monogynous and polygynous ants, and the variance of chemicals of the latter is higher than those of the former.
由於这些化学物质的合成受到遗传影响,这种现象显示两个涵义,第一个是单蚁后社会型的工蚁对其他蚁后有强烈的排他性而造成的选汰压力导致其遗传结构上较为均质,另一个涵义显示单蚁后社会型的遗传组成可藉由雄蚁将其基因带入多蚁后社会型的遗传组成,但反之则不然;因此二者之间无法分群,且后者的遗传变异较前者为大。
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The selective behaviour, fitness, cause formation and population differentation of the cotton aphid''s host biotype were studied on this project. The results showed that the cotton and cumbrits biotype aphid were existed in natural population in Nanjing .
本项目研究了南京地区棉蚜对寄主的选择与适应性、寄主专化型的成因、寄主专化型蚜在DNA水平上的多态性及棉蚜迁飞特性的种群分化、迁飞型种群的遗传响应与杂交遗传。
- 更多网络解释与遗传型的相关的网络解释 [注:此内容来源于网络,仅供参考]
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embryogenesis:胚胎发生
维持哺乳类胚胎发生(embryogenesis)的复杂控制系统完整比将之打乱而产生不平衡的遗传型的代价要小,尽管这样会产生不需要的鳃弓作为副产物. 我们目前对发育控制的了解还极其有限,还不能排除进化晚期获得物确实是比从远古的祖先遗传下来的性状更疏松地「加」到遗传型上.
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genotype:遗传型
遗传改良工作需要有育种家和生理学家共同参与,从遗传型(genotype)到表现型(phynotyl)e)的桥梁要由生物信息学(Bioinformatics)来连接. 生物信息学作为一门由数学、统计、计算机与生物学交叉结合的新兴学科,已经成为现代农业科学发展不可缺少的重要工具.
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narrow heritability:狭义遗传力:加性方差占表型方差的比例
muton 突变子:最小的突变单位,现已知为一对碱基. | narrow heritability 狭义遗传力:加性方差占表型方差的比例. | natural selection 自然选择:基因型的不同繁殖.
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cytoplasmic inheritance:细胞质遗传
136、细胞质遗传(cytoplasmic inheritance): 由细胞质内的基因即细胞质基因所决定的遗传现象和遗传规律叫做,又称染色体外遗传、核外遗传、母体遗传等. 137、母性影响(maternal effect):正反交的结果不同,子代表型受到母本基因型的影响而和母本的表型一样的现象.
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genotypic:遗传型的
genome基因组 | genotypic遗传型的 | gentiamarin龙胆苦苷
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genotypical:遗传型的
1979b , 1984) 发明的对数线性模型方法,利用美国和澳大利亚两个国家的数据,对家庭出身和最终位置之间的关系进行了分析,区分了"表型的"(phenotypical) 流动和"遗传型的"(genotypical) 流动,指出,由于两国的结构状况和其他因素的不同,
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isologous:同系的,同遗传型的
白血球等比增多症 isoleukocytosis | 同系的,同遗传型的 isologous | 同系组织 isologous tissue
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development of plant genotypes:植物遗传型的发展
development of photoresist ==> 光致抗蚀剂显影 | development of plant genotypes ==> 植物遗传型的发展 | development of seed and pod ==> 种子和荚的发育
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phenotypes:表现型,表型(具有共同表型的一类有机物)
spodylitis没找到,点击该词在线求解 | phenotypes表现型,表型(具有共同表型的一类有机物) | predisposition素因,遗传素因,遗传缺陷素因,遗传素因,遗传缺陷
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development of seed and pod:种子和荚的发育
development of plant genotypes ==> 植物遗传型的发展 | development of seed and pod ==> 种子和荚的发育 | development of surface ==> 表面展开