THE physiology of lettuce seed germination has been a subject of extensive study, but very little is known of the fundamental biochemical events which occur during germination. Here we report that the endosperm cell wall is largely compo... P Halmer,JD Bewley,TA Thorpe - 《Nature》 被引量: ...
Z Li,T Otevrel,Y Gao,HL Cheng,B Seed,TD Stamato,GE Taccioli,FW Alt 摘要: The XR-1 Chinese hamster ovary cell line is impaired in DNA double-strand break repair (DSBR) and in ability to support V(D)J recombination of transiently introduced substrates. We now show that XR-1 cells ...
Variation in flowering abundance and its impact on the genetic diversity of the seed crop in a Norway spruce seed orchard The variation in flowering abundance was studied in a Norway spruce seed orchard, located in southern Finland (62°13'N, 25°24'E), consisting of 67 clones... T Nikkan...
The ___ makes the seed break open. A. wind B. rain C. sun D. snow 相关知识点: 试题来源: 解析 B。“rain(雨)”能让种子吸水膨胀,从而使种子破开。选项 A“wind(风)”、选项 C“sun(太阳)”和选项 D“snow(雪)”一般不会直接导致种子破开。反馈...
aLies the seed that with the sun's love,In the spring becomes the rose. 说谎以太阳的爱,在春天成为上升的种子。[translate] a工作日的五点左右到的 About working day five arrives[translate] afirst find his own shortcomings[translate] a我是一名高三学生,最近我发现学校图书馆中的图书大都是十年前...
百度试题 结果1 题目What helps the seed to break the shell? A. wind B. rain C. pressure D. snow 相关知识点: 试题来源: 解析 C。解析:压力帮助种子打破外壳。wind 是风,rain 是雨,pressure 是压力,snow 是雪。反馈 收藏
watchC.seeD. look at()4.-How can I stay? 答案 【解析】1.答案:A解析:本题考查词组have a break:休息一下。2.答案:B解析:本题考查词组hear from:收到...的信。3.答案:D解析:look at sth:看某物。watch:观看。see看到。look:看,是不及物动词。Can I look atmy eyes?:你能看着我的眼睛...
a生菜种子 Greens seed [translate] aif you are ever in trouble ,dong't to be brave ,just run just run away* 如果您是在麻烦,是dong't勇敢的,奔跑跑away* [translate] a生命见证 Testimony [translate] aTea and Pottery 茶和瓦器 [translate] abake bend flat bar 烘烤弯扁杆 [translate] aThe ...
Seed, T. D. Stamato, G. E. Taccioli, and F. W. Alt. The XRCC4 gene encodes a novel protein involved in DNA double-strand break repair and V(D)J recombination. Cell 83: 1079 – 1089 . 1995 .Li Z,Otevrel T,Gao Y,et al.The XRCC4 gene encodes a novel protein involved in ...
"A lot of our native trees cann't actually find a place to drop a seed so they can regenerate" explains Greg Levine co-executive director for Trees Atlanta. "Thatd's why the community has to go in and actually plant a tree because the areas just arenn't natural anymore."Nowak says ...