[化] 脱氧核糖核酸酶; 去氧核糖核酸酶; DNA酶

2006年VOA标准英语-Probing the Government's Response to Katri

By Peter Fedynsky Washington, DC 26 January 2006 watch Katrina Response report Hurricane Katrina rescue Senators probing the U.S. government's response to Hurricane Katrina, which devastated the city

发表于:2018-12-08 / 阅读(112) / 评论(0)

2006年VOA标准英语（一月）

克雷格·文特:DNA和海洋

从艰苦漫长的环球探险中，基因组学先驱克雷格文特忙里偷闲，为我们讲述其团队描绘海洋生物多样性的历程。到目前为止，他们已经发现了数百万的基因。

发表于:2018-12-09 / 阅读(166) / 评论(0)

TED公开课:潜入深渊

UNIT 2 DNA Lesson 10 What Is DNA?

[ti:UNIT 2 DNA Lesson 10 What Is DNA?] [0:02.300]UNIT 2 第二单元 [0:03.936]DNA [0:06.098]Lesson 10: 第10课： [0:07.918]What Is DNA? 什么是DNA？ [0:10.668]THINK ABOUT IT! 想一想！ [0:12.400] Do you and the students near you look the sam

发表于:2018-12-10 / 阅读(132) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 12 Did You Ever See a "Chorse"?

[ti:UNIT 2 DNA Lesson 12 Did You Ever See a Chorse?] [0:01.725]UNIT 2 第二单元 [0:03.405]DNA [0:05.587]Lesson 12: 第12课： [0:06.938]Did You Ever See a Chorse? 你见过Chorse吗？ [0:10.298]You need two groups to sing this song. 需要两组人

发表于:2018-12-10 / 阅读(117) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 15 Cloning Questions

[ti:UNIT 2 DNA Lesson 15 Cloning Questions] [0:01.154]UNIT 2 第二单元 [0:02.876]DNA [0:05.935]Lesson 15: 第15课： [0:07.825]Cloning Questions 克隆问题 [0:11.631]To: 至： [0:12.419]jenny@compmail.ca [0:15.357]From: 来自： [0:16.233]Li-

发表于:2018-12-10 / 阅读(197) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 14 A Clone of My Own

[ti:UNIT 2 DNA Lesson 14 A Clone of My Own] [0:01.795]UNIT 2 第二单元 [0:03.474]DNA [0:06.878]Lesson 14: 第14课： [0:08.810]A Clone of My Own 克隆自己 [0:11.639]THINK ABOUT IT! 想一想！ [0:13.249] Do you have a twin brother or sister? 你

发表于:2018-12-10 / 阅读(138) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 13 Clones Are the Same

[ti:UNIT 2 DNA Lesson 13 Clones Are the Same] [0:00.788]UNIT 2 第二单元 [0:02.442]DNA [0:05.530]Lesson 13: 第13课： [0:07.106]Clones Are the Same 克隆人是一样的 [0:09.703]THINK ABOUT IT! 想一想！ [0:11.155] You have a pet that you l

发表于:2018-12-10 / 阅读(177) / 评论(0)

河北教育初中英语（初中起点）九年级下

VOA标准英语2011--River Basins Could Help Ensure Food Secu

River Basins Could Help Ensure Food Security The worlds major river basins may hold the key to doubling food production in the coming years. The idea was discussed at the 14th World Water Congress in Brazil. A new report says while water shortages do

发表于:2018-12-16 / 阅读(54) / 评论(0)

VOA标准英语2011年(十月)

不择手段背单词(636):avulse

avulse, vt （由于意外事故或通过外科手术）把（身体的一部分）撕脱；抽出【反】link（vt 连结）；suture（vt 缝合）

发表于:2018-12-30 / 阅读(100) / 评论(0)

不择手段背单词

TED演讲:个体DNA检测的时代来了(5)

But personal DNA machines can also save human lives. 但个人DNA检测器还可以挽救人类的生命。 Professor Ian Goodfellow is a virologist at the University of Cambridge. Ian Goodfellow教授是剑桥大学的病毒学家。 And last year h

发表于:2019-01-03 / 阅读(53) / 评论(0)

TED演讲科技篇

2007年VOA标准英语-Egyptian Workers Let Loose on Floating Party Bo

By Karem Sa'id Cairo 25 February 2007 Tourists to Egypt are no doubt familiar with the felucca, a timeless sailboat. Egyptians, however, use the word felucca for another kind of boat on the Nile - a motorboat that blares popular music. Karem Said re

发表于:2019-01-12 / 阅读(90) / 评论(0)

2007年VOA标准英语（二月）

VOA标准英语2008年-Rice Hopes For Iranian Change of Course on Nucl

Secretary of State Condoleezza Rice says she hopes Saturday's critical meeting with Iran's nuclear negotiator in Geneva will mark a change of course for Tehran in its nuclear dispute with the international community. Rice is sending a senior envoy t

发表于:2019-01-13 / 阅读(56) / 评论(0)

VOA标准英语2008年（七月）

VOA标准英语2011--Experts Cite Underlying Causes for UK Ri

Experts Cite Underlying Causes for UK Riots London was largely calm Wednesday, but the rioting that engulfed the British capital for the past four nights has spread to other cities, including Manchester and Birmingham. British Prime Minister David Ca

发表于:2019-01-14 / 阅读(75) / 评论(0)

VOA标准英语2011年(八月)

VOA标准英语2011--Liberia Prepares for Voting Amid Securit

Liberia Prepares for Voting Amid Security Concerns, Refugee Crisis Liberia's electoral commission is working to safeguard voting along the border with Ivory Coast, where hundreds of mercenaries from the recent Ivorian political crisis are under arres

发表于:2019-01-14 / 阅读(86) / 评论(0)

VOA标准英语2011年(八月)

Vitamin C and DNA

67 维生素C能否破坏DNA？ DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(109) / 评论(0)

科技之光

Database of DNA reunites families

BEIJING, Sept. 26 (Xinhuanet) -- Fu Ming'ai was reunited with his family on Sunday after 22 years. He is one of the more than 1,400 abducted children who were helped by a national DNA database, which helps match trafficked children and their parents.

发表于:2019-02-02 / 阅读(97) / 评论(0)

英语新闻

Bierborse（啤酒节）

The Bierborse is an open-air event devoted to the art of brewing throughout the world. It is composed of two thirds beer-serving businesses and one third accompanying snack specialities. The range is supplemented by participants offering products typ

发表于:2019-02-03 / 阅读(114) / 评论(0)

阅读空间

护肤品不好用没准和你的DNA有关

LONDON Whats being billed as the future of skin care starts suspiciously like a visit to the dentist: with a mouthwash gargle. Thats to eliminate debris that may interfere with a good saliva sample, from which DNA will be extracted and serums tailore

发表于:2019-02-06 / 阅读(87) / 评论(0)

阅读空间

DNA result reveals identity of accident driver

SHENZHEN, May 30 (Xinhua) -- Police in Shenzhen, south China's Guangdong Province, said Wednesday that the speeding car driver Hou Peiqing was the one who caused the fatal accident on Saturday. Police showed DNA results at a press conference here, sa

发表于:2019-02-08 / 阅读(72) / 评论(0)

英语新闻

人物:狗狗的DNA检查

Who do you think your pet is? Learning from Your Dog's DNA 你认为你的宠物是谁？狗狗DNA中的发现 A simple cheek swab can reveal your dog's ancestry, provide insight into its health and even help explain its behavior 擦一下狗的脸就可

发表于:2019-02-21 / 阅读(133) / 评论(0)

人物杂志

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词