胚囊细胞

21世纪大学英语读写教程第一册 Unit10

Unit 10 Text A Listening First Listening Before listening to the tape, have a quick look at the following words and phrases. overseas 向海外 fantasy 幻想 cell 细胞 gene 基因 identical twins 同

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21世纪大学英语读写教程

国家地理:In the Womb: Multiples 孕育日记: 多胞胎

Identicals share one of the closest human relationships biologically. They are likely to grow up looking and sounding extremely similar, yet not a 100% match. A small number of genes in the mother's eggs sit outside the nucleus, known as mitochondria

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国家地理2007年

柯灵思英语-英语听力高手38

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柯灵思英语

SCIENCE IN THE NEWS - Top stories of 2001

SCIENCE IN THE NEWS -January 8, 2002: Top stories of 2001 By Nancy Steinbach VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Doug Johnson with the Special English program SCIENCE IN THE NEWS. T

发表于:2018-12-07 / 阅读(111) / 评论(0)

科技之光

VOA慢速英语 2008 0129a

This is the VOA Special English Agriculture Report. Cloned dairy cows at a farm in Maryland The United States government has decided that food from cloned cattle, pigs and goats is safe to eat. The Food and Drug Administration also says it found no

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VOA慢速英语2008年（一）月

【英语时差8,16】用普通人的细胞制造干细胞

Making Stem Cells From Ordinary Adult Cells Most cells in our bodies are unipotent, that is they stay the same throughout their lives. For example, once a skin cell, always a skin cellthey never start turning into brain cells. The exception is stem c

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英语时差8，16

新视野大学英语读写教程第三册 unit8-c

Section (C) Twins Six Years Apart Scientists in Scotland recently announced that, for the first time, they have cloned an exact copy ofan adult mammal. The cloned lamb, named Dolly, has the exact same genes as the adult sheep fromwhich she was cloned

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新视野大学英语读写教程(3)

VOA慢速英语20060830a

HEALTH REPORT - Scientists Develop Stem Cells Without Loss of EmbryosBy Caty Weaver Broadcast: Wednesday, August 30, 2006 This is the VOA Special English Health Report. Researchers say they have found

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2006年慢速英语（八）月

VOA慢速英语20060906a

HEALTH REPORT - Gene Therapy Used to Treat Cancer | Stem Cell Study Leads to Criticism, QuestionsBy VOA Staffs Broadcast: Wednesday, September 06, 2006 This is the VOA Special English Health Report. A

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2006年慢速英语（九）月

SCIENCE IN THE NEWS - Cloning in South Korea / Ancient Insec

SCIENCE IN THE NEWS - Cloning in South Korea / Ancient Insect / Preeclampsia Research By Broadcast: Tuesday, March 09, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm

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科技之光

TED演讲:医学的未来?也许是手机上的一个应用程序(5)

We use those in my field of bone marrow transplantation. 我们把这些干细胞用于骨髓移植领域。 Geron, just last year, started the first trial using human embryonic stem cells to treat spinal cord injuries. 杰龙去年开始第一次尝试

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TED演讲科学篇

How far should science go to help the sick and the suffering

Jackie: Welcome to BBC Learning English dot com and Insight Plus - a series first broadcast in 2001 that looks at the language of issues you hear about in the news. How far should science go to help the sick and the suffering? Today on Insight Plus,

发表于:2019-01-07 / 阅读(191) / 评论(0)

英语讨论

英语新词：试管婴儿的“细胞拍”cellfies

不少准妈妈们都为宝宝做过三维或四维彩超，并给宝宝们拍下人生中的第一张照片。而试管宝宝们如今更可以拥有自己胚胎细胞时期的珍贵影像，这就是细胞拍。 It is the latest trend in baby pictu

发表于:2019-01-08 / 阅读(139) / 评论(0)

英文语法词汇

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(146) / 评论(0)

健康与经济

2007年VOA标准英语-Future Unclear for Stem Cell Research in US

By Melinda Smith Washington 27 June 2007 President Bush speaking at the White House about stem cell research, 20 Jun 2007 Some U.S. scientists say President Bush's veto last week of federal funding for stem cell research raises questions about the f

发表于:2019-01-13 / 阅读(186) / 评论(0)

2007年VOA标准英语（六月）

VOA标准英语2009年-US Researchers Welcome Obama Stem-Cell Decision

Medical experts in Miami are hoping to speed up research using embryonic stem cells. Their work may lead to advances in treatment for spinal cord injuries, Alzheimer's disease and other illnesses. President Barack Obama signs an Executive Order on s

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VOA标准英语2009年(三月)

2006年VOA标准英语-US Senate Expected to Approve Funding of Embryo

By Deborah Tate Washington 17 July 2006 The U.S. Senate Tuesday is expected to approve federal funding for expanded embryonic stem cell research, despite a veto threat from President Bush who opposes the idea on moral grounds. -------- On the eve of

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2006年VOA标准英语（七月）

VOA常速英语2007年-Scientists Reprogram Skin Cells to Act Like Emb

By VOA News 20 November 2007 Two separate teams of scientists say they have transformed ordinary human skin cells into ones that look and act like embryonic stem cells. Laboratory teams at universities in the United States and Japan Tuesday announced

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VOA常速英语2007年（十一月）

经济学人181:细胞生物学各就各位

Science and technology 科学技术 Cell biology 细胞生物学 On your marks... 各就各位 The first cell race in history may further knowledge about how cancers spread 历史上的首次细胞赛跑，可能增进了解有关癌症如何扩散的知

发表于:2019-02-16 / 阅读(104) / 评论(0)

经济学人科技系列

经济学人319:诺贝尔生理学奖再生医学界的大好人

Science and technology 科学技术 The 2012 Nobel prizes 诺贝尔生理学奖 Good eggs 再生医学界的大好人 THIS year's Nobel physiology prize goes to Sir John Gurdon and Shinya Yamanaka for a crucial discovery in stem-cell science?how to m

发表于:2019-02-24 / 阅读(137) / 评论(0)

经济学人科技系列

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学英语单词

association of American Steam-ship Owners