1953年,英国自然杂志上的一篇论文在全世界引起了轰动。这篇文章对DNA的双螺旋结构,碱基配对方式进行了阐述,宣告了DNA结构的正式发现。DNA双螺旋(外文名DNA double helix)指的是一种核酸的构象,在该构象中,两条反向平行.
(1)生物体的形态特征、生理特征和行为方式叫做性状.转基因技术就是把一个生物体的基因转移到另一个生物体DNA中的生物技术;该研究过程中,将大鼠生长激素基因吸入显微注射器中,在显微镜下将大鼠生长激素基因注入小鼠核尚未...
4 I have ordered 4 dishes,if it is not enough,we can order more 5 How many months have you ordered the milk/newspaper 6
《中华临床医学杂志》英文版、《免疫学杂志》、《遗传学和分子生物学医学期刊》、《实验医学杂志》、《美国医学杂志》、 《加拿大医疗协会学报》、给你一个网址,基础医学与生物...
"co"As well as the magazine's "president" in English。这是你原话的翻译。主管:Competent。名词 person in charge 动词 be in charge of/be res
"拿了我几本新杂志和几张光盘"的英文是 I took some new magazines and some CDs
——中美伙伴合作应该基于人民广泛参与。中美两国人民相互怀有深厚的友好感情,曾经在决定人类前途命运的重大历史关头并肩战斗。两国人民应该扩大交往、加强友谊,为中美关系发展提供不竭动力。Our cooperation as partners sh
《Nucleic AcidsResearch》。《 Journal of Laryngology & Otology 》。 国外著名医学杂志 The Lancet British Medical Journal Gastroenterolo
1.TIME时代 美国1923年创刊 即便是它在今年的美国“国家期刊奖”中一个提名也没有获得,话语惯性与品牌传统以及以红框构成的各式封面积累仍然维系着《时代》的地位。的确,品质沉淀是这本至尊杂志的最可贵底蕴,...
在普通的书店或报刊都有 这本杂志的生词不多但是很注重培养你的语感 对英语的学习和实际应用用都有帮助 就是中学版,里面会有中学课本中的句型,是很好的巩固和复习的杂志,生词量...
"co"As well as the magazine's "president" in English。这是你原话的翻译。主管:Competent。名词 person in charge 动词 be in charge of/be res
1.My father works very hard.2.Do you often write stories for this magazine?3.We are very busy when people go out for din
Dear David,First, I think you'd better tell your father immediately. It you tell him the truth, he'll be angry with you.
Dear ms Li,it s very nice to meet you at this class!OK,let me tell you my oppinion of learning English.First of all,Engl
This is the magazine that you asked me to look for.
I used to school now has become a factory The company produces 50 million each year, including 45 per cent of computer s
“一则故事,改变一生”这句话讲的就是《意林》。《意林》是适合中小学生看的杂志,里面有很多感动人心的故事,而在故事的开头,会有一些概括全文的语句。这本书内不仅有好看的故事、好玩的插图,还有有趣的测试。如果你作文写的不是很好...
Hope that you can gain more and more success in the future .Yours sincerely .XXX 亲爱的某某杂志社:来函表达我对你们的祝贺之情,贵刊已创办5年了,在这5 年里经
Dear David,First, I think you'd better tell your father immediately. It you tell him the truth, he'll be angry with you.
Dear ms Li,it s very nice to meet you at this class!OK,let me tell you my oppinion of learning English.First of all,Engl