- 更多网络例句与遗传性状相关的网络例句 [注:此内容来源于网络,仅供参考]
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And this can be basis for further analyse the genetic characteristic of chestnut.
为今后进一步研究板栗的其他遗传性状奠定了基础。
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To quicken the calculation speed of genetic algorithm, the chiasma operation and mutation operation are improved; based on the thinking of inheritable character, the destruction of fine gene combination during chiasma operation is prevented; drawing lessons from the thinking of modifying individual speed and position in the light of individual extremum and global extremum in particle swarm optimization algorithm, an evolutional mutation method based on gene character is put forward.
为提高遗传算法的计算速度,对交叉和变异操作进行了改进:基于遗传性状的思想,防止了交叉操作中对优良基因组合的破坏;借鉴粒子群算法中根据个体极值和全局极值修正个体速度和位置的思想,提出了根据基因性状进行进化变异的方法。
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Coadaptation The evolution and maintenance of certain genetic characteristics that increase the effectiveness of a relationship between two species.
相互适应:进化并维持一定的遗传性状以便增加两个物种之间的有效性。
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At present,the breeding should be established in the selecting breeding and obtain pure line to keep the stable inheritance of economic traits.
随着栽培经验的积累和科学技术的发展,紫菜的遗传育种已从最初的选择性育种发展到利用基因工程技术进行遗传性状的改造,并建立纯系使经济性状能够稳定遗传。
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Enterobacter aerogenes was irradiated by He-Ne laser to optimize the laser mutagenesis condition, and to test the heredity, aciduric and hydrogen-producing potential of the mutant. An aciduric mutant with steady hydrogen-producing capability, which was able to grow at acidic pH of 3.0, was obtained. Its capability of hydrogen production was measured in the batch culture experiment.
闻建平,陈宇,刘铭辉(天津大学化工学院生物工程系,天津300072)摘要:运用He—Ne激光辐照产气肠杆菌,对激光诱变参数进行优化,考察了突变株的遗传稳定性、耐酸性和产氢特性结果筛选到一株遗传性状稳定的高产氢突变株,具有良好的耐酸性,在pH值3.0 时仍能生长。
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Characters controlled by the DNA of extranuclear organelles are not inherited according to Mendelian laws and are transmitted only through the female line, since only the female gametes have an appreciable amount of cytoplasm.
由于细胞质大多来自母体所产生的配子,所以由细胞核外的细胞器的 DNA 所控制的遗传性状一般只随母系而遗传,也不符合孟德尔定律。
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The colony morphology, growth rate and homothallic characters were all steadily inherited in both single-zoospore and single-oospore progenies,which indicated that the genetic factors of controlling the three characters were homozygous.
结果表明,菌落形态、生长速率和同宗配合性状在单孢后代可稳定遗传,控制上述性状的遗传因子是纯合的;大豆疫霉菌的游动孢子产生能力在单孢后代发生连续性变异,表明这种性状可能是数量遗传性状,也可能控制这种性状的基因为杂合基因或细胞质遗传因子。
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Diopter, corneal curvature, depth of anterior chamber and the axial length of the eyes were measured. We calculated the concordance of hyperopia, intrapair correlation coefficient and heritability index of monozygous and dizygous twins.
调查了同卵和异卵双生子的屈光度、角膜曲率半径、前房深度、眼轴长度,计算了远视的一致率,同卵和异卵双生子的组内相关系数及遗传指数等项目,证实远视眼是一种多因子遗传病,它的发生除了与多个遗传性状如角膜曲率半径、前房深度、眼轴长度等有关外,还与环境因素有关。
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The medium level of overall genetic diversity and medium Fixation Index (Fst=0.193) indicated that the Oncorhynchus mykis reared in Gansu had relatively medium genetic variation.
综合分析,认为甘肃金鳟遗传性状基本稳定,遗传变异度较高,遗传多样性相对丰富,具有较大的遗传潜力,与道氏虹鳟和日本金鳟群体间分化明显,人工选育对群体的遗传变异产生了一定的影响。
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300 pieces of idioplasm resources of the Tibetan edible cultivation spring naked barley is identified for characteristic of shape, agronomic characters, rust-resisting property and grain thick protein,β-grape polymerization sugar and Vitamin E and so on from the Tibetan different region, which are analysed result in, for one thing, multiplicity of Tibetan spring naked barley is quite rich for the variation of the awn, leaves and the grain color, and multiple property are highest; Secondly, it has some fine hereditary characters of early maturation, big spike, many grains, many arrises and the strong anti-rust quality; Thirdly, genetic potential which is used possibly is enormous for characteristic of dense spike, exiguous spike, naked grain , the hook awn, short stem, the anti-rust and so on ; Fourthly, thick protein,β-grape polymerization sugar and Vitamin E of grains are rather difference to environmental condition of the various areas.
从西藏各地征集的300余份食用栽培春青稞种质资源,从形态特征、农艺性状、抗锈性和籽粒粗蛋白、β-葡聚糖含量、维生素E等特征特性鉴定、评价。分析结果认为:(1)西藏春青稞多样性极为丰富,如芒、稃和籽粒颜色,具有变异最为丰富,多样性最高的特点;(2)具有早熟、大穗、多粒、棱型多,以及抗锈性强等和耐各种不良环境因素的优良遗传性状;(3)具有密穗、稀穗、裸粒、钩芒、矮生、抗锈等可利用基因潜力巨大等特色;(4)籽粒粗蛋白、β-葡聚糖、维生素E等成份因各地区环境条件不同差异较大。
- 更多网络解释与遗传性状相关的网络解释 [注:此内容来源于网络,仅供参考]
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hereditary property:遗传特性
hereditary factor 基因 | hereditary property 遗传特性 | hereditary trait 遗传性状
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heredity carrier:带遗传性状体
遗传变方 hereditary variance | 遗传性变异 hereditary variation | 带遗传性状体 heredity carrier
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broad heritability:广义遗传率[某一群体的特定性状的遗传方差在总的表型方差中所占的比例]
broad bean wilt virus 蚕豆萎蔫病毒 | broad heritability 广义遗传率[某一群体的特定性状的遗传方差在总的表型方差中所占的比例] | brome mosaic virus 雀麦草花叶病毒
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Heritable:遗传
遗传学(Genetics)是研究生物遗传和变异的科学生物所表现出的性状变异分为:可遗传(heritable)变异和不可遗传(non-heritable)变异生物性状受细胞内遗传因子(hereditary factor)控制1925年,首次提出了方差分析(ANOVA)方法,
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Mendelian inheritance:孟德尔式遗传
在绘制系谱时,必须使用统一的符号单基因遗传(monogenic inheritance)是指一种遗传性状或遗传病,是由一对等位基因控制的或一对等位基因起主要作用的遗传方式,等位基因基本上按孟德尔规律进行传递,所以这种遗传方式也称为孟德尔式遗传(Mendelian inheritance).
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inherited character:遗传性状
inheritance of acquired characters 获得性状遗传 | inherited character 遗传性状 | inherited immunity 遗传免疫
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mendel's law:孟德尔遗传定律
遗传机制一直是生物学家关注的重大课题,1865年,孟德尔通过豌豆子代遗传性状所显示的规律,提出生物的性状是通过独立的单位即"遗传因子" 一代一代遗传下去的,总结出著名的孟德尔遗传定律(Mendel's Law).
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unit character:单位性状
在他的大多数文章中他都按特殊的语言(词句)表示遗传性状,这和贝 特森用"单位性状"(unit character)表示遗传性状很相似,分不清表现型和遗传型 的人都会如此.
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axenic culture:纯性培养物[遗传性状具有一致性的纯培养物]
axenic cultivation纯性培养 | axenic culture纯性培养物[遗传性状具有一致性的纯培养物] | axial bond直(立)键
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traits:性状
亲代和子代在性状上的相似就是遗传, 性状(traits)是指生物体所有特征的总和. 任何生物都有许许多多性状. 有的是形态结构特征,有的是生理特征(如人的ABO血型),有的是行为方式,等等.