胺基酸转胺反应

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是,如果一对氨基酸的一个侧链折叠后很长,

发表于:2018-12-05 / 阅读(84) / 评论(0) 分类 经济学人科技系列

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(92) / 评论(0) 分类 经济学人科技系列

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(204) / 评论(0) 分类 (科普英语)Earth and Sky

Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition

发表于:2018-12-18 / 阅读(137) / 评论(0) 分类 2017年VOA慢速英语(十)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(88) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(四)月

Idiom: On a roll 表示一个人在某方面取得进展,一切顺利 Hit the book: Caffeine Intake Stimulant Wreak havoc Spike Plummet Mood swing Crave Ramp up Trans fatty acid

发表于:2018-12-27 / 阅读(126) / 评论(0) 分类 趣味青春英语

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(245) / 评论(0) 分类 知性英语

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(150) / 评论(0) 分类 科技之光

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(124) / 评论(0) 分类 医务英语

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1953 a student named Stanley Miller did an experiment showing that the simple chemicals present on the early Earth could give rise to the basic buildi

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 Scientific American(十)月

The early Earths oceans were home to a lot of interesting chemistry. Now scientists have found that amino acids thought to be present way back when could have been cooked into other compounds vital for lifean idea you should take with a grain of salt

发表于:2019-01-08 / 阅读(57) / 评论(0) 分类 Scientific American(九)月

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(164) / 评论(0) 分类 VOA常速英语2007年(十一月)

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(133) / 评论(0) 分类 经济学人科技系列

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(111) / 评论(0) 分类 经济学人科技系列

There are actually twenty-two naturally occurring amino acids known on Earth, 实际上,地救上有22种天然存在的氨基酸, and more may await discovery, but only twenty of them are necessary to produce us and most other living things. 更多

发表于:2019-02-17 / 阅读(65) / 评论(0) 分类 万物简史

19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年,芝加哥大学的研究生斯坦利米勒拿

发表于:2019-02-17 / 阅读(70) / 评论(0) 分类 万物简史

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(48) / 评论(0) 分类 万物简史

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说,每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

发表于:2019-02-18 / 阅读(326) / 评论(0) 分类 阅读空间
学英语单词
a woman of the street s
actophilous
ad summan
adventive bud
affine binormal
Agency Clause
airborne IR transmissometer
Al 'Uqbān
alwis
annual egg
arrow number
Barsinghausen
beta plane
black region
branch bay
buncher space
buzzer phone
Caha
clover huller
computer software
Conandron ramondioides
Cortia depressa
CVDW
denti-
determinative compound
distance of most distinct vision
dogdoms
ejectable
ethmoid notch
fibrous casing
fine clay
fixed slot
fully moulded type bearing
general anaesthesia
genus Oreopteris
glycosphingoside
goal node
hirel
hydroxystaurosporine
ihsaa
impulsive measurement
kissage
krypton 81m
lasiobolus microsporus
leuco-kalitrachyte
lift-off claming strip
macrocypris shechiia
mannoheptitol
Matapédia, L.
mating system
metallifacture
midazimuth
molar mass average
mortice block
n.a.c.
nonfractionation sedimentation method
Nyahanga
on the fizzer
on the scrapheap
optical sar processor
paramyotonia ataxia
particle size curve
peak frequency
peripheral processor
PHPPA
pivoted axle
plexus rectalis inferiores
poured asphalt
printer's error
pritchard equivalent network
proprietresses
purpurare
Qinglengyuan
quick acting spring switch
ranging rod
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Rhinactinidia
sack taps
SCCP
single exchange rate
sinocentrism
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Sogozha
spindleberries
start-stop network
stock unit
strengthenest
systematic count
tenontothecitis stenosans
terminal set
tetroxids
thaliglucine
the Danish
the Laffer Curve
transit tetany
unicellular organism
upper tail covert
Victory Day
wage and salary surveys
Waitaki River
wave energy
you win