标签：genetic 相关文章

走进剑桥大学 第18期:克里克和沃森

The Secret of Life in the Pub 克里克和沃森[qh]The names of James Watson and Francis Crick are bound together forever because the scientific discovery they made was truly a joint enterprise，Watson and Crick were the first to describe the struc

发表于:2018-12-18 / 阅读(67) / 评论(0) 分类 走进剑桥大学

NPR 2008-09-19

Treasury Secretary Henry Paulson and Fed Chairman Ben Bernanke are sitting down at this hour with congressional leaders to discuss the widening economic crisis. Stock prices rebounded sharply today. That followed a report the administration has a ne

发表于:2018-12-20 / 阅读(61) / 评论(0) 分类 2008年NPR美国国家公共电台九月

SSS 2012-06-20

This is Scientific American 60 Seconds. I'm Cynthia Graber. This'll just take a minute. In Europe and the near east, people went from being mobile hunter gathers to more settled agriculture way of life. But in Africa, no matters domesticated animals

发表于:2018-12-24 / 阅读(99) / 评论(0) 分类 Scientific American(六)月

美国英语听力80篇1 Lesson18

[00:07.05]The American company Monsanto has announced what it calls a major development in efforts to identify all of the genes found in rice. [00:18.49]It says scientists working in the United States have produced the first plans for a genetic map o

发表于:2018-12-26 / 阅读(88) / 评论(0) 分类 美国英语听力80篇

【英语时差8,16】玉米是如何演化的？

Don: Mmm. I'm making corn on the cob for dinner, and my mouth is already watering thinking about those sweet juicy kernels! Yal: Yum! Hey Don, how did corn evolve? The seeds are all crammed together on the cob and wrapped tightly inside the thick hus

发表于:2018-12-27 / 阅读(106) / 评论(0) 分类 英语时差8，16

跟希哥学英语 第80期:探索宇宙

Questioning the universe Stephen Hawking There is nothing bigger or older than the universe. The questions I would like to talk about are: one, where did we come from? How did the universe come into being? Are we alone in the universe? Is there alien

发表于:2018-12-28 / 阅读(97) / 评论(0) 分类 跟希哥学英语

赖世雄英语新闻听力通 第62期:对抗超级细菌

(BBC News)Scientists in Japan have reported a big advance in the fight against superbugs. （英国国家广播公司报道）日本科学家发表了一项对抗超级细菌的重大进展。 Thousands of people fall ill every year from bacteria the

发表于:2018-12-28 / 阅读(61) / 评论(0) 分类 赖世雄英语新闻听力通

经济学人:迁徙美洲:检查站(1)

Science and Technology 科技 Peopling the Americas: Checkpoint 迁徙美洲：检查站 The first migrants to the new world had to wait 8000 years to be admitted. 新大陆的第一批移民在8000年后才被公认。 How America was originally col

发表于:2018-12-29 / 阅读(51) / 评论(0) 分类 经济学人科技系列

10-14 生活方式导致近视

Lifestyle Causes Myopia 1 Contrary to popular belief, people in East Asia are no more genetically susceptible 2 to short - sightedness than any other population group, according to researchers who hav

发表于:2018-12-30 / 阅读(243) / 评论(0) 分类 英语沙龙2004全年合辑下

有声英文阅读-早起的虫儿被鸟吃？

Why Stay in Bed? Some people are night owls; some are early birds. You probably know which one you are, but did you know that there may be a biological reason why some people are out of bed at dawn wh

发表于:2018-12-31 / 阅读(146) / 评论(0) 分类 有声英文阅读

How Art Made The World 人、艺术、世界 -17

They began by analyzing the strain of farmed wheat that goes into our food and extracting its DNA. They did the same to several varieties of wild wheat. Then they compared their genetic makeup . And w

发表于:2019-01-02 / 阅读(88) / 评论(0) 分类 人、艺术、世界

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

发表于:2019-01-02 / 阅读(57) / 评论(0) 分类 2006年慢速英语（八）月

菌类植物产生于几十亿年前

> 58 菌类植物产生于几十亿年前 DATE=8/24/01 TITLE=ENVIRONMENT REPORT - Early Plant Study BYLINE=Cynthia Kirk （Start at 1’00” ）This is Bill White with the VOA Special English ENVIRONM

发表于:2019-01-02 / 阅读(123) / 评论(0) 分类 自然探索

Ways to Improve Rice

Broadcast: January 7, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Rice is the world's most important crop. Much has been done to increase its productivity. Modern genetic

发表于:2019-01-02 / 阅读(96) / 评论(0) 分类 VOA2003（上）-社会广角

VOA慢速英语2017 科学家构建经过重新设计的生命形式

For thousands of years, humans have used yeast for making bread and alcoholic drinks, such as beer. But scientists are now constructing synthetic yeast that can do more than make a sandwich or a drink. The synthetic yeast can be used for medicines, v

发表于:2019-01-02 / 阅读(86) / 评论(0) 分类 2017年VOA慢速英语(八)月

实验疗法拯救了患有罕见疾病的男孩

Experimental Therapy Saves Boy With Rare Disease From VOA Learning English, this is the Health Lifestyle report. It is one of the worst things a parent can imagine. Your child is sick, and suffering in terrible pain. No medical treatments seem to hel

发表于:2019-01-02 / 阅读(79) / 评论(0) 分类 2017年VOA慢速英语(十二)月

VOA慢速英语2018 一万年前的英国人是黑皮肤蓝眼睛

Tests Suggest 10,000-Year-Old Brit Had Dark Skin, Blue Eyes Genetic material from a 10,000-year-old skeleton suggests the oldest-known Briton had dark skin and blue eyes. 根据一具1万年前的骨骼中提取的遗传物质表明，人们所知最古

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 2018年VOA慢速英语(二)月

新基因试验有助于发现食物中毒

New Genetic Test Helps Find Food Poisoning American scientists are using genetic markers to investigate food poisoning cases linked to romaine lettuce. The Associated Press reports that their use of genetic sequencing is completely changing the disco

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 2018年VOA慢速英语(五)月

TED演讲:个体DNA检测的时代来了(1)

Imagine that you're a pig farmer. You live on a small farm in the Philippines. 想象你是一个养猪户。你住在一个菲律宾的小农场。 Your animals are your family's sole source of income -- as long as they're healthy. 你的牲口是家庭

发表于:2019-01-03 / 阅读(61) / 评论(0) 分类 TED演讲科技篇

TED演讲:个体DNA检测的时代来了(7)

I know families who are already living in this reality. 我知道这在有些家庭中已经实现了。 The Daniels family, for example, set up a DNA lab in the basement of their suburban Chicago home. 例如丹尼尔斯一家，在芝加哥郊区的家

发表于:2019-01-03 / 阅读(73) / 评论(0) 分类 TED演讲科技篇
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