标签：Genetic Engineering 相关文章

新概念2词汇 28-31

Lesson 28 New words and expressions 1. rare Jasper White is one of those rare people who believes in ancient myths. Many rare animals are at the edge of extinction. This is a rare genetic disease. 2. ancient Many ancient buildings have been preserved

发表于:2018-11-27 / 阅读(729) / 评论(0) 分类 新概念英语词汇随身听手册2

紫色的番茄

Rob: Hello Im Rob. Welcome to 6 Minute English. With me today is Finn. Hello Finn. Finn: Hello Rob. Rob: Now Finn, I'd like to start by asking you a question. Would you eat a purple coloured tomato? Finn: Purple? Well, that depends. Is it a naturally

发表于:2018-11-29 / 阅读(105) / 评论(0) 分类 六分钟英语

TED演讲:为什么要跟别人一样?(4)

By 19, I was a fully-fledged movie actor, but still searching for definition. 当我19岁时，我已经是一个羽翼丰满的电影演员，但却仍在寻找定义。 I applied to read anthropology at university. 我在大学里申请攻读人类学

发表于:2018-12-05 / 阅读(67) / 评论(0) 分类 TED演讲娱乐篇

试管婴儿有风险吗？

In the 24 years since the birth of Louise Brown，the world's first test－tube baby，thousands of would－be parents have been assure that as far as scientists knew there was no extra risk of genetic damage associated with in－vitro fertilization，

发表于:2018-12-05 / 阅读(48) / 评论(0) 分类 有声杂志阅读

SSS 2009-06-29

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This will just take a minute. Numerous studies have shown that lack of sleep hurtsit can lead to weight gain, diseases, and of course weakened cognitive functioning. But a bad night

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 Scientific American(六)月

SSS 2008-09-04

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Conditions such as mad cow disease are caused by abnormally shaped proteins, called prions. Prions spread by causing other, normal proteins to misfold

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 Scientific American(九)月

越说越地道英语下355-356

355. What evidence do you have to say that? W: Have you changed my QQ codes? M: What evidence do you have to say that? W: Only you know my codes. M: You should choose A instead of B for the answer. W: What evidence do you have to say that? M: There i

发表于:2018-12-25 / 阅读(71) / 评论(0) 分类 越说越地道英语

美国英语听力80篇3 Lesson59

[00:05.49]Physical changes, such as gray hair and small lines on the face, appear as we grow older. [00:15.78]Now, American scientists say such changes may result partly from changes in our genetic material. [00:24.24]They say these genetic mutations

发表于:2018-12-26 / 阅读(46) / 评论(0) 分类 美国英语听力80篇

step by step 第四册 lesson 132

Lesson 132 Part Ⅰ Warming-up Exercises Instruction-following: Medication Dosage: Adults 12 years old and over _______________________ Children 6-12 years old ____________________________ Possible Si

发表于:2018-12-27 / 阅读(106) / 评论(0) 分类 英语听力入门 (全四册)

新视野大学英语视听说教程 4 Unit 8-1

Uint8 II. Basic Listening Practice 1.Script M: Scentists claim the world population has 99.5% of the same DNA. W: But this doesnt tell us there is no such thing as race. Q: What is true of the DNA of difference races? 2.Script W: With the advent of t

发表于:2018-12-29 / 阅读(49) / 评论(0) 分类 新视野大学英语：视听说教程 4

生活大爆炸第四季第一集_1

生活大爆炸第四季第一集_1 剧情简介： The Big Bang Theory是一部以科学天才为背景的情景喜剧.四位科学天才分别是:可爱善解人意的Leonard,高智商零情商的Sheldon,会六国语言的 Howard Wolowitz,以及患有

发表于:2019-01-01 / 阅读(83) / 评论(0) 分类 生活大爆炸第四季

VOA慢速英语20060802a

HEALTH REPORT - Study in Ferrets Shows H5N1 Virus Does Not Spread EasilyBy Caty Weaver Broadcast: Wednesday, August 02, 2006 This is the VOA Special English Health Report. In recent days there have be

发表于:2019-01-02 / 阅读(47) / 评论(0) 分类 2006年慢速英语（八）月

探究长寿基因

93 探究长寿基因 SCIENCE REPORT - September 12, 2001: Search for Long Life GeneBy Nancy Steinbach （Start at 1'01

发表于:2019-01-02 / 阅读(61) / 评论(0) 分类 科技之光

基因决定了你配偶的类型

Chances are, youre going to marry someone a lot like you. Similar intelligence, similar height, similar body weight. A new study of tens of thousands of married couples suggests that this isnt an accident. We dont marry educated people because we hap

发表于:2019-01-03 / 阅读(90) / 评论(0) 分类 趣味英语

SSS 2009-07-08

This is Scientific American's 60-second Science. I'm Cynthia Graber, this will just take a minute. Sex might seem like one of those little gifts from evolution. But its pretty inefficient from an evolutionary perspective. Itd be much easier to reprod

发表于:2019-01-04 / 阅读(101) / 评论(0) 分类 Scientific American(七)月

生活大爆炸之精子银行(1)

TBBT101-1生活大爆炸之精子银行（1） Sheldon: So if a photon is directed through a plane with two slits in it and either slit is observed it will not go through both slits. If its unobserved it will, however, if its observed after its left

发表于:2019-01-05 / 阅读(77) / 评论(0) 分类 看美剧学英语

Love Drug

BBC Learning English 6 Minute English Love Drug Yvonne: Hi, this is 6 Minute English with Yvonne Archer and joining me today is Callum Robertson. Hello Callum! Callum: Hello Yvonne. Yvonne: Thanks for joining me. Now today, we'll hear a report about

发表于:2019-01-07 / 阅读(72) / 评论(0) 分类 六分钟英语

SSS 2008-06-13

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. If evolution weeds out detrimental traits, why do some seem to stick around? Well what's bad in our current environment may have been good in the conditi

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 Scientific American(六)月

SSS 2008-03-19

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Ants are known for working together, operating as a unit for the good of the colony. But not so fast, say researchers from the Universities of Leeds an

发表于:2019-01-08 / 阅读(104) / 评论(0) 分类 Scientific American(三)月

是什么让美如此有吸引力

What Makes Beauty So Appealing? 是什么让美如此有吸引力 Every year the entertainment magazine People publishes a list of who it considers the most beautiful people in the world. How do the editors choose from the 7 billion people on Earth?

发表于:2019-03-16 / 阅读(1593) / 评论(0) 分类 2015年VOA慢速英语(十)月
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