It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

发表于:2018-12-07 / 阅读(36) / 评论(0) 分类 基因外遗传现象

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(63) / 评论(0) 分类 Scientific American(十)月

By Mandy Clark London 27 February 2008 When Russian voters go to the polls March 2, they will choose a successor to President Vladimir Putin, who has been widely credited in Russia with restoring some of the country's international clout. But, in the

发表于:2019-01-11 / 阅读(39) / 评论(0) 分类 VOA常速英语2008年(二月)

By Yi Suli Boston, Massachusetts 21 November 2006 watch Boston Harbor Islands Boston Harbor Boston Harbor, in the northeastern state of Massachusetts, is one of the busiest seaports on the east coast of the U.S. Dotting the harbor are a number of is

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Nick Cave素有音乐界颓废诗人之称,还有黑暗王子 哥特之王,痛苦批发商也是他的代名词, 在他的音乐里处处散发着一种无以名状的另界魔性和孤傲的诗人情怀。 They call me The Wild Rose-By Nick Cave (他们叫我野玫瑰) But my name was Elisa Day (但我的名字是Elisa D

发表于:2019-01-16 / 阅读(121) / 评论(0) 分类 音乐咖啡厅

英文歌词: Plato's spawn cold ivyed eyes Snare truth in bone and globe. Harlequins coin pointless games Sneer jokes in parrot's robe. Two women weep, dame scarlet screen Sheds sudden theatre rain, Whilst dark in dream the midnight queen Knows every

发表于:2019-01-26 / 阅读(46) / 评论(0) 分类 英文摇滚歌曲