genetic distance 中文意思是什麼
genetic distance
解釋
遺傳距離-
The average genetic distance in amphioxus was 0. 1344, and the range of genetic similarity indexes was from 0. 78 to 0. 96, the average was 0. 8656
計算其個體間遺傳相似系數平均為0 . 8656 ，遺傳距離平均為0 . 1344 。 -
Clustering analysis with comparability among samples showed : genetic distance ( 02863 ) is shortest between grayer leaf on wulimu grass and mignonette leaf on wulimu grass, genetic distance ( 0. 3590 ) is longest between mignonette leaf on green grass and mignonette leaf on wulimu grass
在種間的遺傳相似度的聚類分析中，五里木灰色羊草和五里木灰色羊草遺傳距離最近為0 . 2863 ，綠色草原灰綠和五里木灰綠羊草之間距離最遠為0 . 3590 。 -
In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics
本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上，首次採用rapd分子標記技術，對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究，根據pcr對基因組dna擴增的結果，用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度，通過對遺傳距離的upgma聚類分析，並結合形態分類的特點，對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。 -
Compared with the 5. 8s complete sequence of the snail arion rufus, its1 and its2 regions were recognized and combined for analysis. from sequence observation, it showed that the zhejiang sample has more inserted sites and fragments while the sequences of other three are nearly all the same. the average g % + c % of the four individuals was 46. 8 % while the zhejiang sample ' s was 48. 3 % and the other three ' s were all about 46. 2 % ; ts / tv and genetic distance mainly lies between the zhejiang sample and the other three individuals, which were 0. 8 and 0. 07 respectively
用於比較的序列長約350bp ，觀測一級結構，加拿大、墨西哥灣扇貝和美國二代個體的its1和its2序列幾乎完全相同，而浙江個體則具有較多的插入位點與片段； 4個個體平均g + c含量46 . 8 % ，其中浙江個體為48 . 3 % ，其它3個個體均為46 . 2 %左右；轉換顛換比與遺傳距離主要存在於浙江個體與其它3個個體之間，分別為0 . 8和0 . 07左右；以櫛孔扇貝作外群構建的分子系統樹表明：浙江群體已產生了一定的分化。 -
As for the genetic distances, zhejiang population is closer to canada population and their genetic distance is 0. 0319 ; mexico bay scallop population and american f2 population are closer and their genetic distance is 0. 0368
從遺傳距離分析，浙江群體與加拿大群體較為接近，兩者間的遺傳距離為0 . 0319 ，而墨西哥灣扇貝群體與美國二代群體較為接近，兩者間的遺傳距離為0 . 0368 。 -
The data derived from the 209 bands were used to generate nei ' s ( 1972 ) genetic distance and to construct a dendrogram using upgma in popgene ( ve
20個引物的rapd擴增共獲得209個rapd標記，其中多態性帶182條，占總譜帶數的87 -
Phylogeny analysis is performed with phylip software package and encoding sequence of bdnf gene. the phylogeny trees have been drawn with three different methods ( maximum parsimony method, genetic distance method and maximum likelihood method ), respectively. the analysis outcomes are not all consistent for the reason that it is closely related to the selected methods and the conservative level of the sequences
採用不同的統計學分析方法，最大簡約法（ maximumparsimonymethod ） 、最大似然法（ maximumlikelihoodmethod ）和遺傳距離法（ geneticdistancemethod ） ，得到了物種系統發育進化樹，但拓撲結構並不完全一致，這是可能是因為分子系統學研究與採用的分析方法和所選基因的保守程度即作為分子標記的可信度密切相關。 -
The genetic distance between populations showed that the genetic diversity is according to the geographic distance. 3
群體間的遺傳距離顯示：遺傳距離的大小與地理距離的大小存在一定的聯系。 -
The percentage of polymorphic sites, degree of genetic polymorphism and genetic distance were compared and the phylogenetic tree was constructed by neighbor - joining method. the partial mitochondrial 16s rrna gene was amplified by polymerase chain reaction ( pcr ) and the pcr products were directly sequenced after purified. these sequences, together with the homologous sequences of another trichiuridae species lepidopus caudatus obtained from genbank were used to analyze nucleotide difference and to establish a upgma phylogenetic tree by means of biological informatics
汝us價ay1830 ）各12個個體進行rapd分析，對比多態位點比例、遺傳多態度以及遺傳距離，並構建neighbor - join噸系統樹;通過pcr擴增出線粒體165rrna基因，純化后直接測序，利用生物信息學方法進行序列分析和核昔酸變異比較，結合ge紅bar止中大西洋叉尾帶魚（ lepid （護腳caud玫tuseuphrasen1788 ）同源序列構建u甲cm叭系統樹。 -
45, they shared a high genetic similarity and small difference in morphology ; 2 ), the genetic distance between rhapis humilis and r. humilis cv
~了rz 』 ， 』 ）的遺傳距離為0 . 44 ，從dna水平上和形態結構上都應該是兩個不同的種。 -
The results showed that the genetic distance between yungui indica and south china indica was the biggest ( 6. 3451 ) and that between korea indica and irri indica the smallest ( 2. 9141 ) among all 15 genetic distances of 6 ecotypes
結果表明，雲貴秈和華南秈之間的遺傳距離最大，為6 . 3451 ，韓國秈與irri燦之間的遺傳距離最小，只有2 . 9141 。 -
The inbreeding index and genetic distance based on the gene frequencies were 0. 0283 and 0. 028
根據基因頻率計算出兩個群體的近交系數為0 . 0283 ，遺傳距離為0 . 028 。 -
The new measures are a function of the genetic distance between the marker locus and a qtl. through simulations, we found that when marker allele frequencies vary across loci, the previous hwd measures are biased and not powe
計算機模擬表明，當各標記基因頻率不同時，用以前的hwd指數精細定位會產生偏差，新的指數可以有效的進行精細定位，使用y > u和y < t的樣本的lcd的功效普遍比僅僅使用y > u的樣本的氣回，的功效高。 -
Rapd analysis on genetic distance and its relation with weight heterosis in yellow chicken
分析及其與體重雜種優勢的關系 -
Correlation between genetic distance and yield heterosis of hybrid aromatic rice
雜交香稻親本遺傳距離與產量雜種優勢的相關性研究 -
Genetic distance detected with rapd markers among rice cultivars oryz a sativa l. and its relation to heterosis
分子標記水稻遺傳距離及其與雜種優勢的關系 -
Clustering analysis showed that plants in the genus of p. salicina could be distinguished from those in the genus of p. ameniaca ; there was some genetic relationship among p. mume, p. salicina and p. ameniaca, of which p. ameniaca was closer to p. mume in genetic relationship ; and the distance between varieties of each genus was different, with the smallest being 0. 1138 and largest being 0. 7633. the genetic distance reflects genetic relationship between tested materials. the result that varieties of each genus were close to each other in genetic relationship testified the traditional morphology - based taxonomy from the genomic dna
不同引物擴增出的帶型完全不同，聚類分析結果表明，李屬植物和杏屬植物能完全被區分開，李、杏和梅之間表現出一定的親緣關系，其中杏，梅之間的親緣關系較近，各屬品種之間都有不同的遺傳距離，最小距離為0 . 1138 ，最大距離為0 . 7633 ，遺傳距離的大小反映了材料間親緣關系的遠近，各屬內品種的親緣關系比較近，這一聚類結果從供試材料基因組dna分子水平驗證了傳統的形態學分類觀點。 -
Rapd technique ; genetic distance
水青網rapd技術遺傳距離 -
Qiupu river mandarinfishes have higher intra - population similarity index value than the other two populations, which showed that there were less genetic variations in qiupu river population, as well as differentiations have been generated between qiupu river mandarinfishes and changjiang mandarinfishes. 2. the genetic distance between qiupu river population and changjiang population is the cloest, which is 0. 0411, and genetic distance between qiupu river population and wanfuhu population, between changjiang population and wanfuhu population is 0. 1766, 0. 1230 respectively
秋浦河鱖魚、長江鱖魚、萬佛湖鱖魚群體內的遺傳相似性系數分別為： 0 . 9063 、 0 . 8839 、 0 . 8931 ；群體間的遺傳相似性系數分別為：秋浦河鱖魚和長江鱖魚0 . 8590 、秋浦河鱖魚和萬佛湖鱖魚0 . 7956 、長江鱖魚與萬佛湖鱖魚0 . 8178 。 -
The obtained haplotypes are compared, aligned and analyzed by dna sequence analysis software package dnastar, dnasp, mega, to calculated residue composition, polymorphic sites and genetic distance, to consider the types and rates of residus substitution and to create neighbor - joining ( nj ) phylogenetic trees and determine phylogeny of the classification taxa involved in the research. 5
5 、盲榕科昆蟲cytb基因序列分析方法和分析結果直接反映著被試分類單元的遺傳物質的差異和遺傳本質，是最為客觀的系統分類依據，所以可應用於盲峙科的種類的鑒別、種群的分析、種上類群的劃分以及科級階元水平系統發育關系的確定。
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