基因的套组

Marcus Pembrey is one of a select band of scientists, a band of scientists who are daring to challenge an orthodoxy . They believe the lives of our parents, grandparents, and even our great grandparen

发表于:2018-12-07 / 阅读(84) / 评论(0) 分类 基因外遗传现象

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

发表于:2018-12-07 / 阅读(76) / 评论(0) 分类 基因外遗传现象

If inheritance was not just about DNA, if these gene switches were so important, just what could turn them on or off? Stephanie and Emend Mullins have two children, Karen and Charlotte. When we were t

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 基因外遗传现象

It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

发表于:2018-12-07 / 阅读(80) / 评论(0) 分类 基因外遗传现象

...lead to the end of diseases like cancer... Alzheimer's , Parkinson's , diabetes. The list is endless. We were thinking of genes in a very mechanical way. We were thinking of them just in terms of t

发表于:2018-12-07 / 阅读(112) / 评论(0) 分类 基因外遗传现象

Named after Henry Angelman, the pediatrician who first described Angelman syndrome. He referred to them as happy puppet children because it described, to some extent, the features. They have a rather

发表于:2018-12-07 / 阅读(86) / 评论(0) 分类 基因外遗传现象

We are on the brink of uncovering a hidden world, a world that connects past and future generations in ways we never imagined possible. What this means is an environmental exposure that your grandmoth

发表于:2018-12-07 / 阅读(60) / 评论(0) 分类 基因外遗传现象

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(80) / 评论(0) 分类 VOA标准英语2010年(七)月

This Cell Phone Needs No Battery 不用电池的新型手机? A dying battery is a huge annoyance for cell phone users. But for engineers? It's inspiration. Can we design a smartphone which can make a phone call and have a conversation without the

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 2017年科学美国人(七)月

This battery is dead. 这电池没电了。 dead上句中是形容电池没电了,上句也可说成: This battery is flat. 和上两句意思相反的是: This battery is still good. 电池还有电。

发表于:2018-12-25 / 阅读(93) / 评论(0) 分类 蒋健棠英语实用句子

Using Battery Power Luisa: The battery on my computer is almost out of juice. Allesandro: Did you bring a spare? Luisa: Its a rechargeable battery, so instead of replacing it, I need to plug it in, but there are no outlets in here. Allesandro: I dont

发表于:2018-12-27 / 阅读(135) / 评论(0) 分类 2015年ESL之日常生活

Pre-Listening Vocabulary switch: move to a different position Wi-Fi: a wireless network that provides Internet connection Bluetooth: a trademarked name for a short-range wireless connection for computerized devices GPS: global positioning system, a s

发表于:2018-12-28 / 阅读(103) / 评论(0) 分类 趣谈英语

Chapter 20 Taking Pictures and Buying Cameras 第二十章 拍照与购买相机 Part 1 Vocabulary 第一部分 词汇 1.take a picture 1.拍照 2.photograph 2.照片 3.video camera 3.摄影机 4.pixel 4.像素 5.digital camera 5.数码相机 6.shutt

发表于:2018-12-29 / 阅读(113) / 评论(0) 分类 实境旅游英语

The Buick wouldnt start. Considering it was 15 years old, this shouldnt have been a surprise. But, the battery wasnt that old. It was a Die Hard, sold by Sears. Gerard had bought it six years ago, but it was a 100-month battery. It was fully guarante

发表于:2018-12-31 / 阅读(96) / 评论(0) 分类 365个英语简短小故事

Our studies had really convinced me that it were the later experiences of the child as the child was growing up bombarded with years and years of, em, symptoms from the parents that accounted for the

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 基因外遗传现象

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(120) / 评论(0) 分类 英语杂谈

Before you next flush the toilet, consider this: Scientists in Singapore have developed battery powered by(用…推动的) urine(尿). 下次冲厕所之前,请不要忘记下面的介绍:新

发表于:2019-01-20 / 阅读(181) / 评论(0) 分类 阅读空间

Did you know that in general we have on the average, i guess, about 26 eletronic gadgets in our house and they are constantly all pluging them and charging them and very little that power actually goes to chargers. Some of it is just regularly runnin

发表于:2019-02-03 / 阅读(94) / 评论(0) 分类 英语杂谈

After proposing a permanent fix for its Dreamliner 787 to the Federal Aviation Association last Friday, Boeing has met with its Japanese battery maker GS Yuasa on how to get the Dreamliners back in the air. Boeing's said to be proposing a stronger co

发表于:2019-02-14 / 阅读(83) / 评论(0) 分类 英闻天下

SAN FRANCISCO, Nov. 11 (Xinhua) -- Apple on Friday said it will continue to investigate the unexpected iPhone battery drain as some users still see the problems after downloading a latest software update designed to address the issues. The recent iOS

发表于:2019-02-18 / 阅读(186) / 评论(0) 分类 英语新闻
学英语单词
?-ketobutyrate
accrued expenditure basis
acoustic resonance
administrative ecology
admitters
apicella
apocrisiarii
arapeshes
BATAN (Batan Tenaga Atom Nasional)
bead tube
bee radiator
bierd
canned meat
cesium ammonium bromide
check-lists
child acute laryngitis
chuck body
cinetonucleus
circulation channel
coalition for networked information
combustion mode
commoncollector
community coalition action theory
delivery instructions
dimethyl phthalate
Dinophysidales
dipsomaniac
discoidal division
divisional manager
empty field myopia
enchancement factor
engine-maker
epicranial plate
EX-lo
fool's mates
foretopgallantmast
furfurol tests
Gossypium religiosum
ham facing
handprintings
hard vacuum tube
hexahydrobenzyl alcohol
heyman
hull stress measurement
Hutton Lake National Wildlife Refuge
hydrosilylation
image type
impersonal micrometer
in layers
invariant ideal
ioxitalamate
Jehovism
joven
land-minest
lift a ban
light shaft
lophiodont
lower fibre
Maesa ambigua
male screwbolt
Meliau
Meliki
molecular separator
naviculocuboid
nitroglycerins
non-compliance with a warranty
openside plane
operator domain
Osman II
phenylethyla mine-N-methyl transferase
polarizing quartz
pools zone
principle of minimum
quiet internal gear pump
radar tracking control
Roccapalumba
rosin varnish
route cross section
Ruppia maritima
say it
scattering volume
Serinc
shaft misalignment
shoulder-elbow distance
slow setback
SMIDSY
social leader
stare with astonishment
Super Eight
sweerness
TDF (tape data family)
temperate phage
temporary starch
thalrugosaminine
thermoregulatory mechanism
to lie in state
turbulent relaxation phenomenon
unaccompanied shipment
vincinine
Witzhave
wood window
X-ray room