無性雜交 的英文怎麼說
中文拼音 [wúxìngzájiāo]
無性雜交
英文
asexual hybridization- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 雜 : Ⅰ形容詞(多種多樣的; 混雜的) miscellaneous; varied; sundry; mixed Ⅱ動詞(混合在一起; 攙雜) mix; blend; mingle
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 無性 : [生物學] asexual; [植物學] neuter; agamo 無性繁殖 vegetative propagation; 無性生殖 asexual reprod...
- 雜交 : [生物學] hybridize; cross; hybridization; cross breeding
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It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity
本研究中,木耳屬2個種的2個菌株在its區域表現出較高的保守性, 4種限制型內切酶的酶切圖譜沒有顯示出多態性;增加內切酶種類及供試菌株數量,有可能獲得具有多態性的限制性內切酶酶切圖譜; 9本實驗中, its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析,紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法,兩者的關系是相輔相成,互為驗證Even so, by truncating hbv pres gene, we finally obtained some useful " " bailors ", either nontoxic or self - activating, and used them to fish dna fragments of hbv pres interacting protein ( s ) from an ad vector constructed human embryonic cdna library
我們通過第回軍巨大學碩士學位論文對pres基因分段截短的方法,獲得了對酵母細胞即無毒性作用,又沒有自激活作用的「誘餌」 ,通過它在酵母雙雜交系統中篩選構建於ad載體的人胎肝。Such notable professionals as john rivers hybridized various tree fruits, and introduced superior clones from france and elsewhere.
著名的專業工作者如JohnRivers對各種果樹進行了雜交,並從法國和其他地方引進優良的無性系。The env protein deduced from env gene encodes the hydrophilic surface protein ( su ) and the hydrophobic transmembrane domain ( tm ) that determine the specific interaction between virus particles and cell surface receptors during retroviral entry. the su of retroviruses is a highly variable genetic element, containing receptor binding sites and major antigenic determinants. exjsrv - specific dna probes were derived. by using these dna probes in tissue hybridization. we successfully identified jsrv mrna expression and proviruses dna in sheep lung tissues infected with jsrv and control group has no postive signals, validating the use of exogenous virus - specific dna probes in the analysis of oncogenic proviral integration sites and identification of integrated exogenous proviral sequences
用地高辛隨機引物法標記exjsrv特異的env片段,制備探針,原位雜交檢測spa肺組織中的rna及前病毒dna ,結果表明spa患羊肺組織內有jsrvenv基因mrna的表達,同時也檢測到了前病毒dna ,而相應的陰性對照卻無陽性信號,證實外源性病毒特異的dna探針在致瘤性前病毒的整合位點和整合的外源性前病毒的檢測中具有可信度。This method can be used in dc and ac electric drive without complex arithmetic operation, and be can get engineering operational accuracy to some extent
對于直流及交流拖動系統過渡過程的求解無須煩雜的數學運算,並且具有一定的工程計算準確性。The future wireless mobile communication systems are expected to provide ubiquitous, high - quality, and high - rate mobile multimedia transmission. however, hostile multipath fading radio conditions give rise to serious inter - symbol interference ( isi ) ; even worse, wireless channel are often time varying, which makes the system more vulnerable and more difficult to track the channel state. orthogonal frequency dvision multiplexing ( ofdm ), which is inherently resistant against isi, has invoked a popular research interest in recent years, and has been a promising candidate technology of the physical layer for future weideband high - date - rate wireless communications. notwithstanding, ofdm is much more vulnerable to errors of both time and frequency synchronization and to that of channel estimation, and how to obtain correct timing and channel estimation efficiently is highly critical to ofdm systems. the dissertation will focus on both of the aspects of ofdm systems mentioned above
但是無線環境的多徑特性造成通信系統中嚴重的符號間干擾,同時無線通道的時變性使得通道特性跟蹤復雜。而正交頻分復用技術( orthogonalfrequencydivisionmultiplexing , ofdm )正是一種解決符號間干擾的有效傳輸手段,因此ofdm技術作為未來寬帶高速率無線通信的物理層候選技術在當前引起了一股研究熱潮。但ofdm系統對定時同步誤差和通道估計誤差非常敏感,如何在ofdm系統中準確快速地實現符號同步和通道估計是至關重要的,本論文將重點針對這兩個問題進行討論。Objective through measure telomere length ( mean length of telomere restriction fragment, trf ) of dermal and intramuscular, and study it ' s length correlating with the different human " s age. the trf was examined by southern blotting. the formula to age estimating was obtained by regression analysis between the trf and the age
目的應用southern雜交技術,對皮膚、肌肉端粒dna片斷長度( meanlengthoftelomererestrictionfragment ,簡稱: trf )進行觀察,測定不同年齡段人群的端粒dna片斷長度值,以期初步探明不同年齡段人群的端粒dna片斷長度的變化規律,繪制出端粒dna片斷長度值隨年齡變化的標準曲線,比較性別、籍貫對端粒dna片斷長度的影響,以期為法醫實踐工作中對無名屍體年齡推斷提供理論依據。The software system of smart spaces distinguishs ifself from traditional distributed systems in that : 1 ) they should deliver functionality in our everyday world, which is a complex and dynamic changing environment ; 2 ) the system will consist of many wireless networked devices, while wireless connection is prone to transient failure ; 3 ) the interaction points for the people are distributed and multimodal, which imposes tight temporal constraints on the messaging between related modules ; 4 ) modules coming from diversified domains need to cooperate, which raise the need for an abstraction model at a proper level for the construction of the system
智能空間系統具有區別于傳統分散式系統的新特徵: 1 )背景環境是復雜、動態的物理空間,新的模塊可能隨時進入和離開; 2 )存在大量無線聯網設備,而無線網的一個典型特徵是暫時性故障頻繁; 3 )系統的交互點是分佈和多模態的,相關的模塊間消息的時間關系要求嚴格; 4 )各種不同應用領域的模塊都可能需要交互協作,同時需要考慮對遺留代碼的包容性。To detect transient signals under complex background, a novel method of aliasing - free exponential bilinear time - frequency distribution is presented in this paper, which can avoid the frequency aliasing and information loss existing in the traditional bilinear distributions, reduce the cross - terms effectively and possess high time - frequency resolution
摘要針對復雜背景條件下瞬時信號的探測,提出一種新的無混疊雙線性時間頻率分佈方法,該方法能夠避免常用的雙線性時頻分佈中的頻率混疊與信息丟失,有效減小交叉項干擾,而且具有較高的時頻解析度。Sweetpotato pollens killed by u. v. didn ' t sprout ; 2. normal pollens sprouted ; 3. pollens of 5x mixed with recognition pollens attached and sprouted much ; 4. in the negative - cross, sweetpotato pollens attached and sprouted much on the stigma of 5x ; 5. in the possitive - cross without recognition pollen, 5x pollens few attached and sprouted ; 6. in the treatment of pgr ( twice ), globular - embryo observed on 15 days after pollination ; 7. ovule obtained by intercross germinated on the medium ; 8. plantlet from intercross ovule grew on the medium ; 9. seeds obtained by opening pollination ; 10. tubers of hybrids from 5x crossed by sweetpotatos for two generations
紫外線殺死的甘薯花粉在親和柱頭上不萌發; 2 .未經紫外線處理的甘薯花粉在柱頭上正常萌發; 3 .在蒙導花粉作用下,五倍體的花粉在甘薯柱頭上大量附著和萌發; 4 .反交組合甘薯花粉在五倍體柱頭上大量附著和萌發; 5 .正交組合無蒙導花粉時五倍體花粉少量附著和萌發; 6 .生長調節劑二次處理后,授粉后15天所見的球形胚; 7 .雜交胚珠在培養基上萌發; 8 .雜交胚珠培養成苗; 9 .放任授粉收獲的大量種子; 10 .五倍體與甘薯雜交兩代產生的後代群體的結薯性。Created or discovered and developed, plant varieties of any botanical genus and species, including clone, line, hybrid, and rootstock, irrespective of the method artificial or natural of their production, hereinafter referred to as arieties. ? p
已被創造或發現及開發的任何植物屬別或種別,包括無性繁殖系clone品系line雜交種與根莖的植物品種,不論其生產方法天然或人工以下稱為植物品種。The genomic dna extracted from three rubber tree strains ( pr107, rrim600, gt1 ) was digested with hinckr. the southern blot was made with the same probe as above. the result showed that all the three strains turned up only one brand ( - - 4. 8kb ). the three strains had the same inherent background
用橡膠樹pr107 、 rrim600 、 gti三個品系的基因組洲a分別經hinan酶切后,進行了southern雜交。結果表明,三個無性系都只出現一條雜交帶,位置一』致( 4Cultivation experimentation of walnut early fruiting varieties at central yunnan regions
滇中地區核桃雜交早實優株無性系的種植試驗Those sets of chromosomes come from the varieties originally crossbred to create the clone
這兩種葡萄來源於皮諾瓦品種的雜交無性後代。Good dams ? the gos is a milky breed and a good dam. in many cases, sows will continue breeding at a greater age than many breeds and hybrids
繁殖率高- - - - - - - - - -格洛斯特郡斑點豬的繁殖性能非常好。無論在什麼情況下,母豬比其它的品種和雜交豬種使用年限長。Such notable professionals as john rivers hybridized various tree fruits, and introduced superior clones from france and elsewhere
著名的專業工作者如john rivers對各種果樹進行了雜交,並從法國和其他地方引進優良的無性系。Identification of michelia tsoi types using issr - pcr marker assays
白楊雙交雜種無性系抗旱性鑒定指標分析In our work, different hbv pres gene fragments were amplified by pcr, cloned into pgbkt ? vector in yeast two - hybrid system 3, and then transformed ah 109 yeast cells. the results showed that these pres expression products were nontoxic to yeast cells, but all self - activated the yeast two - hybrid system
本研究將hbv前s區不同片斷進行擴增,克隆入酵母雙雜交系統3中的pgbkt7載體,轉化酵母細胞ah109 ,經檢測,證實了hbv前s區不同片斷對酵母細胞無毒性作用,但是都存在自激活作用。Amtis and aster images were scaled up using pixel aggregation algorithm to find scaling error of surface flux estimation. the results show that the largest error appears at the interface of different coverage types, and the error show much complexity because of the discontinuity of algorithms at these boundaries. additionally, the contamination of building, highway and other ground information also add some error in the estimation of land surface e vapotranspiration
將amtis和aster圖像降低解析度后計算通量,檢驗其尺度誤差,結果表明,在不同覆蓋類型的交界處通量誤差比較明顯,由於演算法本身的不連續性,其誤差規律較為復雜,另外,道路、建築等對通量計算無用的信息也是造成大像元尺度誤差的原因之一。The hybrid structure made up of tendons, struts and beams is a very active structure system. according to the system ' s characters, a kind of stadium roof structure that harmonized with environment and function can be constructed. it is significant to study the structure deeply
索、桿、梁組成的雜交結構是一種十分活躍的結構體系,利用該體系的特性,構造出使環境、功能、結構相協調的體育場挑蓬結構,並對其性能加以深入研究,無疑是有意義的。分享友人