[网络] 戈森

The moon shone down on the lake like a spotlight. It was a warm summer evening, and I found the night sky, with its 1) glistening stars, relaxing to watch. Five of us were sitting on the dock, wishing

发表于:2018-11-28 / 阅读(271) / 评论(0) 分类 疯狂英语2002年

INTRODUCTION TO ACT I Today on TUNING IN THE U.S.A., Robbie, Richard, and Grandpa Stewart are traveling across Arizona. Richard is looking for people and places to photograph for his book. And Robbie wants to find a topic to write about. Today they a

发表于:2018-11-30 / 阅读(227) / 评论(0) 分类 欢乐美语

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(134) / 评论(0) 分类 基因外遗传现象

No body had had seen this kind of thing before, so this was the first time and all the people looking at the gel and saying

发表于:2018-12-07 / 阅读(142) / 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(126) / 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(158) / 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(129) / 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(166) / 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(139) / 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(111) / 评论(0) 分类 基因外遗传现象

Olov Bygren was looking to see if poor nutrition had an effect on health when he stumbled on something curious. It appeared that a famine could affect people almost 100 years later even if they never

发表于:2019-01-02 / 阅读(109) / 评论(0) 分类 基因外遗传现象

The email was sent by Olov Bygren. He was studying the population records of an obscure town in northern Sweden, Overkalix. What made these records unique was their detail. They recorded births and de

发表于:2019-01-02 / 阅读(142) / 评论(0) 分类 基因外遗传现象

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(156) / 评论(0) 分类 基因外遗传现象

But could this effect be transmitted to their offspring? They found nearly 200 women of whom a number had actually been in the Twin Towers. About half of them developed post-traumatic stress disorder.

发表于:2019-01-02 / 阅读(143) / 评论(0) 分类 基因外遗传现象

They discovered that when a famine was able to trigger an effect was different for the grandmother than the grandfather. The grandmother appeared susceptible while she herself was still in the womb, w

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 基因外遗传现象

The impact of a famine being captured by the genes in the eggs and sperm, and a memory of this event was being carried forward to affect the grandchildren, generations later. We are changing the view

发表于:2019-01-02 / 阅读(130) / 评论(0) 分类 基因外遗传现象

The work of these scientists is at last throwing a spotlight onto the mysterious hidden world of epigenetics. They appear to show that the lives of our ancestors have a capacity to affect us directly.

发表于:2019-01-02 / 阅读(182) / 评论(0) 分类 基因外遗传现象

By Mike O'Sullivan Los Angeles 12 March 2007 Los Angeles gets little respect as an artistic or cultural center from its rivals on the East Coast, such as New York or Boston, but the sprawling West Coast city is highlighting its role as a creative hu

发表于:2019-01-30 / 阅读(203) / 评论(0) 分类 2007年VOA标准英语(三月)

[Scene: Central Perk, everyone is there except Joey.] Monica: Alright. Phoebe? Phoebe: Okay, okay. If I were omnipotent for a day, I would want, um, world peace, no more hunger, good things for the rain-forest...And bigger boobs! Ross: Yeah, see.. yo

发表于:2019-02-04 / 阅读(167) / 评论(0) 分类 英语杂谈

BEIJING, March 24 (Xinhuanet) -- A new study has found that Actos, a medicine treats onset diabetes, could also reduce the diabetes(糖尿病) risk in people with prediabetes. The study, which was published Wednesday in New England Journal of Medicin

发表于:2019-02-07 / 阅读(262) / 评论(0) 分类 英语新闻
学英语单词
3-Bromobenzaldehyde
a thick skin
accumulatively
almost splitting sequence
amgn
anti-welfare
ashurbanipals
ATF-3
barrage fires
behindhandness
Blackmore
building material dealer
Bukhovo
burgy
Cajetina
carobxylase
case earth
Chamberlain's Men
Chanca
chied
Chulucanas
closings-out
codedisc
compression fatigue test
contract b/l
core of anticline
corporation franchise tax
Corydalis pseudocristata
crystallographic interplanar spacing
damp coefficient
deed of arrngement
diagonal-flow generator
disemvowels
dobzhansky
donato
drug-associated
even spray nozzle
floutage
follower wheel
freebirth
fried flour products
grooving-cutting machine
haelen (halen)
halgren
hearth-pace
Hornslet
i-went
icterogenic
icyl blue
inboard outboard
interference matching
ivam
job trailer
Juvisy
K-back
kazel
Krasnokutsk
lipometre
liveborn
manilius
mask area
mongke
monocles
murlough
neat soap phase
neuro-ophthalmology
neutrophilic granulocyte segmented form
Novokiyevskiy Uval
odouriferous
orecharge
oxygen tanker
postboxing
project and component manipulation objects
quadruple serial air survey camera
quarter rests
raither
Rayleigh distribution
red/black partitioning
Republicunt
residual intensity
restricted parking
Rheum compactum
right mentoposterior
routine word
sacrificial anode cathodic protection
sanforizing
shepherd's crook
shipper's usance
sitting trots
spherical mirror
spinful
subacute disease
Talbotia
trethylene
triturature
tropinone
tube heater
Tārgaon
ungroup
United Nations Conference on the Human Environment
vertical grouping
Weissenberg diffractometer