标签：protein 相关文章

经济学人:分子生物学 蛋白质的奥秘(1)

Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学：折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能，而结构的形成却很难。 ABOUT 120,000 ty

发表于:2018-12-05 / 阅读(56) / 评论(0) 分类 经济学人科技系列

收回原先的谷物生产计划

12 收回原先的谷物生产计划 DATE=3-27-01 TITLE=AGRICULTURE REPORT - StarLink Buyback Program BYLINE=George Grow （Start at 59

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 自然探索

VOA慢速英语 2007 0424a

This is the VOA Special English Agriculture Report. Melamine is an industrial chemical. So how and why did it get into pet food that caused kidney failure in cats and dogs? And what might be the risk to the human food supply? These are questions tha

发表于:2018-12-15 / 阅读(70) / 评论(0) 分类 VOA慢速英语2007年（四）月

SSS 2008-03-21

This is Scientific American's 60-Second Science. I am Karen Hopkin, this will just take a minute. If youve ever given any thought to the life style of the hermaphrodite, its probably occurred to you that being both male and female doubles your chance

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 Scientific American(三)月

SSS 2011-09-22

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Scientists can now include online gaming in their problem-solving arsenal. Because game players seem to have provided an answer to a scientific questio

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(九)月

VOA慢速英语20060829a

AGRICULTURE REPORT - Unapproved Biotech Rice in U.S. Is InvestigatedBy Mario Ritter Broadcast: Tuesday, August 29, 2006 This is the VOA Special English Agriculture Report. Opponents of genetically eng

发表于:2019-01-02 / 阅读(81) / 评论(0) 分类 2006年慢速英语（八）月

VOA慢速英语--藻类可能有助于解决世界饥饿

From VOA Learning English, this is the Health Lifestyle report. Nearly 790 million people around the world do not get enough to eat. Most of them live in developing countries. Many parts of the developing world do not have transportation systems in p

发表于:2019-01-02 / 阅读(124) / 评论(0) 分类 2017年VOA慢速英语(六)月

SSS 2010-05-06

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(五)月

SSS 2011-11-04

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The early bird gets the wormand may avoid skin cancer. Because a new mouse study suggests that, for humans, tanning in the mornings may be less likely to permanently

发表于:2019-01-08 / 阅读(96) / 评论(0) 分类 Scientific American(十一)月

【一起听英语】转基因牛

转基因的东西越来越多，食用这些转基因食品是否会对人体健康造成不利？ Jen: Hello and welcome to 6 Minute English from BBC Learning English. I'm Jen and with me today is Neil. Neil: Hello there. Jen: Todays story is all a

发表于:2019-01-23 / 阅读(128) / 评论(0) 分类 一起听英语

经济学人139:酒鬼们的烦恼

Science and technology 科学和技术 Allergy to wine 红酒过敏 The oenophile's lament 酒鬼们的烦恼 An explanation for a most unfortunate condition. 这件不幸的事现在有解释了。 ONE of lifes sadder statistics is that about 8% of

发表于:2019-01-26 / 阅读(51) / 评论(0) 分类 经济学人科技系列

经济学人48:痴呆症的诊断 病情恶化预警

Science and Technolgy 科技 Diagnosing dementia 痴呆症的诊断 Advance warning 病情恶化预警 How to detect Alzheimer's before symptoms appear-if you are a woman 作为一名女性，如何在症状出现前诊断阿尔茨海默氏症 ALZHEI

发表于:2019-01-26 / 阅读(45) / 评论(0) 分类 经济学人科技系列

AGRICULTURE REPORT - Soybeans

AGRICULTURE REPORT - September 24, 2002: Soybeans By Gary Garriott This is the VOA Special English Agriculture Report. Soybeans are a valuable part of the world’s food supply. They are grown in many

发表于:2019-01-30 / 阅读(241) / 评论(0) 分类 农业与发展

南瓜香料早餐食谱

Fall just isn't complete without pumpkin spice! And what is a better way to start your day than with a generous helping of pumpkin spice? These breakfast recipes are sure to brighten your fall morning and add a little spice to your step. 秋天没有南

发表于:2019-02-01 / 阅读(62) / 评论(0) 分类 趣味英语

健身必备指南 用饮食计划强化肌肉

When looking for diet plans to gain muscle there aresome great tips that can help you to ensure that you are eating to help you build the muscle that you want.Your diet is just as important as exercise and when you place the right amount of importanc

发表于:2019-02-01 / 阅读(67) / 评论(0) 分类 阅读空间

上瑜伽课前不该吃的6类食物

6 Types of Food You Should Never Eat Before A Yoga Class 上瑜伽课前不该吃的6类食物 Nuts and Seeds 坚果和种子 While nuts and seeds are highly nutritious and nourishing, they are high in fat and protein and more likely to sit in the st

发表于:2019-02-01 / 阅读(50) / 评论(0) 分类 阅读空间

生活英语：先有鸡后有蛋

生活英语：先有鸡后有蛋 What came first, the chicken or the egg? Scientists in Britain think it was probably the chicken, after using new computer technology to try and crack the age-old riddle. Researchers at the Universities of Sheffield

发表于:2019-02-14 / 阅读(63) / 评论(0) 分类 实用英语

经济学人227:杀手在敲门 七个基因祸害无穷

A killer in close up 杀手在敲门 You can do a lot of damage with just seven genes 七个基因，祸害无穷 EBOLA is a simple virus, but also a subtle one. The stringy looking particles consist of a genome wrapped up in two layers of protein. T

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 经济学人文艺系列

万物简史 第408期:生命的起源(2)

Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起，就得到了蛋白质。我们需要大量的蛋白质。 No one really knows, but there may be as many as a million types of pro

发表于:2019-02-17 / 阅读(52) / 评论(0) 分类 万物简史

TED演讲 获奖青少年,科技在行动(4)

So ovarian cancer is one of those cancers that most people don't know about, 卵巢癌是大多数人所不了解的癌症之一， or at least don't pay that much attention to. 或者至少说没有怎么注意。 But yet, it's the fifth leading cau

发表于:2019-02-21 / 阅读(71) / 评论(0) 分类 TED演讲教育篇
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