移码突变

Mummies Contain Clues to Colon Cancer 木乃伊包含了结肠癌的线索 From VOA Learning English, this is the Health and Lifestyle report. Colon cancer is linked with obesity, lack of exercise, and a poor diet high in processed foods. However, sc

发表于:2018-12-16 / 阅读(69) / 评论(0) 分类 2016年VOA慢速英语(三)月

Last Woollies Had Mammoth Mutations 长毛象灭绝的真正原因是 In their heyday, woolly mammoths blanketed the Siberian steppe, Alaska and large parts of North America. But by 10,000 years ago, warming climates had turned many of the grasslands

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 2017年Scientific American(六)月

Evolving Toward Cancer Is it possible that humans evolved to get cancer? Thats what scientists at Ben Gurion University in Israel claim in a study. They found that the same genetic mutations involved in the evolution of modern humans also gave rise t

发表于:2018-12-27 / 阅读(49) / 评论(0) 分类 英语时差8,16

模仿文本: That was a headline on September 5th, the end of the concept of junk DNA. Actually, geneticists had long abandoned the idea that our genomes are riven with all the rubbish. But what was once called junk was largely still unexplored. 译

发表于:2018-12-28 / 阅读(108) / 评论(0) 分类 英音模仿秀

Science and technology. 科技。 Salt-tolerant rice. 耐盐大米。 Nuclear-powered crops. 核动力粮食。 Physics meets biology in a project to breed better strains of rice. 物理学与生物学的碰撞--优质大米培植。 THOSE who turn t

发表于:2018-12-31 / 阅读(116) / 评论(0) 分类 经济学人科技系列

《绝望主妇》原句: We have to get rid of the car. But we cant sell it. The police might find it, and there could be DNA. 单词词组讲解 Get rid of sth/somebody 摆脱 发音讲解 Get rid of 的t吞音,d连读 最后翻译: 我们必须把

发表于:2018-12-31 / 阅读(128) / 评论(0) 分类 小紫带你轻松学美剧

Has someone here just been fragged? Neil: This is Real English from BBC Learning English. I'm Neil. Helen: And I'm Helen. Neil: Today we're going to look at words and phrases that have recently become part of the English language. Helen: 在我们的 Re

发表于:2019-01-02 / 阅读(93) / 评论(0) 分类 地道英语在线听

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 Scientific American(五)月

Mutation 突变 Do you know about mutations? 你知道突变吗? A mutation happens when the DNA structure in a gene changes. 当基因的DNA结构发生变化时就会发生突变。 Once a mutation happens, the change can't be reversed. 突变一旦

发表于:2019-01-10 / 阅读(114) / 评论(0) 分类 与美国小学生一起学英文第12册

This is the VOA Special English Health Report. Every year, one million women around the world are found to have breast cancer. Almost two hundred thousand others are told they have ovarian cancer. The decisions for treatment are more difficult when t

发表于:2019-01-12 / 阅读(101) / 评论(0) 分类 2010年VOA慢速英语(九)月

Each year, scientists work to develop a unique influenza vaccine to protect people against the strain expected in the coming flu season. Mutations in the virus mean that last year's vaccine probably won't protect against this year's flu variety. Now,

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2010年(七)月

In laps,bacteria may swim freely,but out in the world,including our bodies,bacteria often exist packed together in dense communities called biofilms. and these configurations can help them cause illness.finding clues about how such bacteria gro

发表于:2019-01-20 / 阅读(93) / 评论(0) 分类 Scientific American(八)月

Fans of classic movies will remember the famous dueling banjos scene in Deliverance, the story of four city friends who take an ill-fated boating trip down a backwoods Georgia river. As the friends set out, one of the friends challenges a local boy w

发表于:2019-01-22 / 阅读(58) / 评论(0) 分类 英语时差8,16

❤ 模仿文本:Well we know that all cancers originally arise from one abnormal cell that has gone to the bad that's started to grow when it shouldn't grow to proliferate and to invade. And the reason that that happens is because mutations have a

发表于:2019-01-23 / 阅读(70) / 评论(0) 分类 英音模仿秀

Cancer therapy 癌症治疗 Taking aim sooner 即将实现对症下药 If personalised medicine is to achieve its full potential, it should be used earlier on in clinical trials 若想让个体化药物发挥最大潜力,那就应该尽早将它投入

发表于:2019-01-26 / 阅读(151) / 评论(0) 分类 经济学人综合

This is the VOA Special English Agriculture Report. Soybeans are eaten by people and fed to animals. Some farmers grow them to replace lost nitrogen in the soil. Soybeans were first grown in Asia thousands of years ago. Now scientists have a full gen

发表于:2019-01-31 / 阅读(93) / 评论(0) 分类 2010年慢速英语(二)月

Scientists say they have made a leap in knowing why some people retain their youthful looks while others age badly. 科学家称他们已经在探究为什么有的人青春长驻而另一些人逐年老去这一问题上取得突破性进展。 They

发表于:2019-02-01 / 阅读(76) / 评论(0) 分类 阅读空间

The number of people living past 100 has soared by 71 per cent in the past decade. And while one expert believes this figure will continue to rise, he stated that anyone hoping to live for double or triple this time will be disappointed. Speaking at

发表于:2019-02-05 / 阅读(103) / 评论(0) 分类 英语新闻

Autism 自闭症 Why it's not Rain Woman 为什么它不是雨女 Women have fewer cognitive disorders than men do because their bodies are better at ignoring the mutations which cause them 与男性相比,患有认知障碍的女性较少,因为她

发表于:2019-02-16 / 阅读(74) / 评论(0) 分类 经济学人科技系列

The anatomy-related adaptations were those that seemed to control the development of the pandas second thumbs. 与生物体结构相关的基因有可能控制熊猫第二拇指的生长。 Two genes in particular, DYNC2H1 and pericentrin, have mutat

发表于:2019-02-16 / 阅读(80) / 评论(0) 分类 经济学人科技系列
学英语单词
after engine ship
allowable bucklling stress
ammunitionless
anaerobe infection
antidifferences
antrycine
apex cardiography
aseptic crystallization
asymmetric division
biphasic system
bowds
break the contract
cahuita
canonical form of exponential family
categorical data analysis
cathode pulse modulation
chamemile
clearwater
cobaltous hydrophosphate
cool oil
corndogs
cranial cervical ganglion
cream skimming
critical infrastructure
davakhana
disk copy
distribution agreement
distringas
drain layer
economic grade
eriko
ex - gratia payment
faeultntive bacteria
fakhouri
fetal heart sound chart
fictionalisms
finish rolling
flatley
Golay detector
harvestfish
head-to-head addition
home-mortgage
hypergolic propellant rocket engine
in rapid sequence
interlaced image
JARCC
Jinning movement
juvenile plumage
keep ... at a distance
keep oneself dark
Kessel-Lo
liftvan
liquid waste evaporator
macrofacies
master relation
mechanical limit valve
metrothosis
molehill
mop-up equalizer
mordren
nitro-aniline
non metallic bearing
nose jobs
Old Mexico
palladodymite
peripheral annular infiltration
phymatoceridea formosana
polyfunctionalization
pretest production
product complex
pseudoindolyl
Rabelaisianism
Rancho Grande
regional merchant
ringworm of the nails
roll-away
rotating spray transfer
rubbercompressioncord
saccharoidal marble
samening
sea king
selectivity curve
Serious Organised Crime Agency
shallow shock
sighet
skeleton accounts
sortment
spiral breaker
stode
transfer ledger
tris-cyclopentadienyl-n-uranium chloride
two-gate loading chute
umbrellabird
variational normal mode initialization
virazoles
vitreous materials
vulvoperineal rupture
water accepting layer
wax press
whole project
yot
youth custody centre