種子後代 的英文怎麼說
中文拼音 [zhǒngzihòudài]
種子後代
英文
seed progeny-
Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids.
完全在同一種群內進行雜交的個體比以兩個方向進行雜交的個體繁殖後代要多，因此為了產生無生機的雜種，就要消耗掉一些配子。It may cause illness that could be passed on to our children and grandchildren.
它還可能引起某種疾病，而這種疾病又可遺傳給我們的子孫後代。Methods : ( 1 ) the segregation of foreign target gene in the t1 by histochmical gus assays ; ( 2 ) identification of pure line from transgenic tomatoes ( tl ) through examining gus expression in pollens in conjunction with pcr analysis of marker gene ( npt ) ; ( 3 ) the transcript levels of leetrl or leetr2 in anti - sense transgenic plants ; ( 4 ) the phenotypes of the transgenic plants in tomato during whole life cycle under ethylene - treated and non - treated conditions
本研究以反義乙烯受體leetr1 ， leetr2基因番茄t _ 0代種子為實驗材料，利用gus基因表達研究外源基因的遺傳規律，並藉助于pcr技術對目的和標記基因的鑒定獲得轉基因t _ 1代材料。利用gus基因在t1花粉中的表達鑒定獲得轉基因純合植株。研究了轉基因後代的生長發育模式、對外源乙烯敏感性，以及靶基因的表達特性，初步探明了它們在乙烯受體系統中的功能。2 comparative study on morphology in the light of the form of the materials, hup shows more approximate relationship with gri : they are 50 ~ 70cm high at the period of fructescence ; both are perennials and reproduce themselves by root stock, and especially, hup can also reproduce itself by branch roots and buds growing from stipes when the stems fall againt the ground, and then those buds develop into new bodies ; while gri can reproduce itself not only by vegetative propagation but by seeds. both of hup and gri characterize with bigger leaf blade and with the approximate form of simple leaf, with root stock, and with two - line seeds in one fruit
2形態學比較從形態上來看，新種hup與分佈海拔高度相近的gri比較接近:植株體高大，果期株高50一7ocm ;都為多年生，能以其根狀莖繁殖，但前者還以較為特殊的營養體繁殖後代，即倒伏后每個莖節上長出新的根和芽，發育成獨立的新植株，後者既能以營養體繁殖，又可通過種子繁殖;具有較大的葉片且單葉形態相近，果實內有二行種子（其它種為一行） . 。The authors discovered four peculiar phenomena, i. e., the self seed - setting and its genetic stability of the autoteraploid rice, the early - generation stabilization in the cites between alloploid rices, the self embryogenesis of autoteraploid rice wider isolated conditions, and a high seed - setting percentage in some plants of autotetraploid rice after the treatment of ion beam, in the research of autotriploid and autotetraploid rices
在對同源三倍體水稻和同源四倍體水稻的研究中發現了值得注意的4種奇特現象，即同源三倍體水稻的結籽現象及其倍性的遺傳穩定性、在異倍性水稻間的雜交後代中早世代性狀穩定遺傳的現象、在隔離條件下同源四倍體的胚自發現象和離子束注入后同源四倍體水稻單株的高結實現象。Green fluorescent protein ( gfp ) gene was conjugated to the 3 " end of the pap gene in order to screen easily of the transgenic cotton plants. the combined gene was cloned into plant expression vector pbi121 and then transformed. about 5000 seeds of the transgenic cotton were obtained and the some seedlings of the transgenic cotton could give a bright green fluorescence in the dark condition when the cotton seedlings were irradiated with ultraviolet rays
為了便於轉基因棉花後代的篩選，在pap基因的3 』端融入了綠色熒光蛋白gfp ）基因，然後將融合基因克隆在植物表達載體pbi121上，再進行遺傳轉化，得轉基因棉花種子5000餘粒，將種子播種長到于葉展開時，先在黑暗中用紫外燈照射，查找表現綠色熒光的幼苗，然後再用地高辛（ dig ）標記的pap基因特異性探針對這些棉花進行點雜交，最後發現有8株棉花表現陽性反應，說明pap基因的確己經轉到了棉花的基因組中，其棉花黃萎病的抗性鑒定正在進行之中。Failing this mankind would stand at the bar of abstract justice ( for there may be no posterity to judge ) as the mass murderer of life generally, his own included, and mass disrupter of the intricate planetary development that made life in its present glory possible in the first place
人類如果做不到這一點，那就會成為大規模荼毒生靈（包括人類自身）的凶殺，成為大規模破壞地球錯綜復雜的進化（是這種進化最終形成了目前這種生命繁榮的景象）的罪魁禍首而受到抽象意義上的法庭的審判（因為到那時可能已經沒有子孫後代來審判他了） 。The results showed that the electrophoretogram patterns of isozymes, serum and muscle protein of bumper crucian carp were the same as those of its female parent and significantly different from its male parent. it is speculated that the function of heterogeneous sperm was only in dna level and not behave on the isozyme expression of grown progeny
結果發現：異源子代的血清、肌肉蛋白和同工酶的電泳圖譜與母本彭澤鯽相同而與父本海鯉顯著不同，推測異源精子的作用可能是在dna水平上對後代產生影響，這種影響沒有表現在成體同工酶的表達上。The bodies of imp are 20 ~ 60cm high at the period of fructescence, which is alike to that of hup and gri ; the other characters are alike to those of hir and scu
分佈在中等海拔的imp植株體較為高大，果期株高20一60cm ，這一點與hup和gri較為接近;僅以種子繁殖後代，無根狀莖;羽狀復葉，葉片較小，且有明顯的小葉柄;果實In this research, we obtained the results as follows : firstly, the germination vigor of m0, m, and m2 seeds irradiated by the different doses of low - energy n * were compared and analyzed in our experiments. the results showed that the germination and seedling formation rates of the treated seeds and their offspring seeds were lower than that of the control and the rates decreased with the implantation dose intensification. furthermore, the germination and seedling formation rates of the seeds treated with the dose of sox 1015n7cm2 were only 7
通過本文的研究，主要取得了如下的結果：首先，對不同劑量的低能n ~ +處理的擬南芥的m _ 0代、 m _ 1代和m _ 2代種子的萌發力進行了比較和分析，發現經不同劑量的低能離子處理的擬南芥的當代和後代的種子的發芽率和成苗率都比對照有不同程度的降低，降低關系與劑量成正相關，其中80次劑量處理的當代種子的發芽率和成苗率僅為對照的7 . 81和58 . 82 ，這表明低能離子注入可以引起種子的萌發力的下降。Parents who name their son, say, michael may be thinking of the fiery archangel who appears in hundreds of glorious works of art, but it is more probable that they are remembering a friend or favorite relative whom they hope their offspring will resemble in character ; or they may feel that michael ( or mike ) has the proper tone, or that it goes well with their surname
比如，父母給予孩子起名邁克爾，也許是想到了曾出在幾百種文藝作品中的火光閃閃的天使長，但更大的可能性則是家長要紀念一個朋友或最喜愛的親友，希望自己的後代在性格上與他們相像；也許他們是覺得邁克爾（或邁克）叫著好聽，或者是這個名字與姓搭配起來很好。Many people, even rich, unfortunately after the second generation. like the father was very diligent in making the money and saving it. but after the children or grandchildren have no ambition to do the same. they didn t earn it the hard way, so they don t value the money
有許多很有錢的人家傳到了他們的子女時，比如說父親很努力地賺錢，省吃儉用，可是後代子孫不像上一代那般的節儉，他們沒有經歷過那種艱苦的歲月，所以不懂得珍惜錢財。Many people, even rich, unfortunately after the second generation. . like the father was very diligent in making the money and saving it. but after the children or grandchildren have no ambition to do the same. they didn t earn it the hard way, so they don t value the money
有許多很有錢的人家傳到了他們的子女時… ，比如說父親很努力地賺錢，省吃儉用，可是後代子孫不像上一代那般的節儉，他們沒有經歷過那種艱苦的歲月，所以不懂得珍惜錢財。If moore ' s law could be sustained, your descendants would be able to buy an ultimate laptop midway through the 23rd century
假如摩爾定律可繼續維持下去，你的後代子孫大約可在23世紀來臨前買到這種終極筆記型電腦。In july 2005, bai shiqie, luo guangrong, yang manye and you minghong, four people selected from the sichuan prairie research institute spri and other organizations, went to canada to participate in the forage technology training under the china - canada agriculture development program ccadp
等單位選派了白史且羅光榮楊滿業游明鴻四人，到加拿大參加了中加合作項目的牧草技術培訓。通過培訓和現場參觀，四人先後掌握了牧草栽培種子生產草食家畜飼養等加拿大現代畜牧業先進技術。" sustainable development means finding ways to increase prosperity and improve the quality of life while reducing overall pollution and waste, meeting our own needs and aspirations without doing damage to the prospects of future generations, and reducing the environmental burden we put on our neighbours and helping to preserve common resources, " mr tung said
他說：可持續發展的意思，就是在追求經濟富裕，生活改善的同時，減少污染和浪費；在滿足我們自己各種需要與期望的同時，不損害子孫後代的福祉；減少對鄰近地區造成環保負擔，協力保護共同擁有的資源。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。Main results were showed as follow : 1 karyotype characters of hup the seeds of the materials cannot sprout in the natural circumstance, so they reproduce themselves by vegetative propagation
主要結果如下： 1hup的核型特徵實驗材料在自然條件下種子不萌發，僅以營養體繁殖後代。In some species, grandparents also assist their offspring when their own breeding time is over
在一些物種中，祖父母也在自己的繁殖期結束后幫助自己的後代養育子女。He must use this surplus in three ways : as seed for sowing, as an insurance against the unpredictable effects of bad weather and as a commodity which he must sell in order to replace old agricultural implements and obtain chemical fertilizers to feed the soil
他通過以下三種方式來充分利用過剩的產品：作為再次春播的種子的，作為惡裂的天氣所帶來的無法預知的後果的保證，以及作為他為了取代舊的農業設備而購買新的產品和耕地所需的化肥。分享友人