互补基因

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(113) / 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(125) / 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(107) / 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(138) / 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(115) / 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(143) / 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(121) / 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(90) / 评论(0) 分类 基因外遗传现象

很多人分不清compliment和complement。原因很简单:它们的发音相同,拼写也相似,但是,二者的意义则完全不同。 如果你compliment某人,你就是在表达对他们的赞赏,或者因为某件事而表扬他们。

发表于:2018-12-16 / 阅读(285) / 评论(0) 分类 李阳疯狂说英语

The 6th CF40-PIIE Economists Symposium A joint report from the China Finance 40 Forum (CF40) and Peterson Institute for International Economics (PIIE) said economic complementarity has led to win-win results in Sino-U.S. bilateral ties. It says struc

发表于:2018-12-20 / 阅读(143) / 评论(0) 分类 2017CRI中国国际广播电台

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(92) / 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(142) / 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(125) / 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(112) / 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(150) / 评论(0) 分类 英语杂谈

Are You Good at Logistics? 你擅长物流吗? Now, the VOA Learning English program Words and Their Stories. On todays show we look at a few words as they relate to a famous story in American history: the Lewis and Clark Expedition. In 1803, the Uni

发表于:2019-01-12 / 阅读(123) / 评论(0) 分类 2015年VOA慢速英语(十)月

DAVID GREENE, HOST: All right. So genetic tests can help you explore your heritage, but can your DNA also tell you what diet is best for you? NPR's Allison Aubrey asked that question. ALLISON AUBREY, BYLINE: If you're curious about personalized nutri

发表于:2019-01-16 / 阅读(88) / 评论(0) 分类 2018年NPR美国国家公共电台1月

RACHEL MARTIN, HOST: Chances are you have seen an ad for a test to find out about your ancestry. Maybe you got a kit for Christmas, and now you're waiting for your results. So what do you need to know when you open these results? Health editor Gisele

发表于:2019-01-16 / 阅读(106) / 评论(0) 分类 2018年NPR美国国家公共电台1月

Can 外壳 Capacitance 电容 Capture cross section 俘获截面 Capture carrier 俘获载流子 Carrier 载流子、载波 Carry bit 进位位 Carry-in bit 进位输入 Carry-out bit 进位输出 Casc

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 实用英语

BEIJING, Aug. 5 (Xinhuanet) -- A study conducted by Israeli researchers at the Albert Einstein College of Medicine in New York shows that genes, rather than good eating and lifestyle habits, determine longevity, according to media reports Friday. Thi

发表于:2019-02-26 / 阅读(138) / 评论(0) 分类 英语新闻
学英语单词
A hitch in your giddy-up
acetic acid
afrotherians
Amoora yunnanensis
angulus iridis angulus
Apprentic Sailor
approach to learning
arbitrary proportions method
arc discharge
artificial-voice technology
assignments
blutter
bogdanor
bulk cargo ship
cage model
capitalized value
chaque
closet together
coadjuvant
company vision
composmentis
correlation display analyzing and recording
cottongrass bog
craniopharygioma
cremnophobia
curve of longitudinal metacenter
deceiver
declinational
decoupling index of charge
drazin
drocode
engraulidaes
epicardial mapping
external saddle
Felis chaus
financial-deregulation
fix-glass storefront
food poison
freezing preservation
galvanic element cell
generated frequency
genus Acalypha
Gilbert,Henry Franklin Belknap
have someone's name on it
helioflagellate
heterochromia of hair
Hov.
Interim Classification Certificate for Hull
jacket heating system
jellygraph
long range scheduling
lorddom
low income level
Madrigal de la Vera
microassaults
midnapores
mirate
mixed breech presentation
multipressure operation
newton metres
non cash expense
Oldenburg in Holstein
orbitonometry
paracortical
paragastric canals
pen-pal
plate motion
preform roving
quantiser
radical hysterectomies
rate of supercharging
rated junction temperature
ratio tracing receiver
recent crustal mevements
reluss
season
secondary addisonism
seedsmen
self-tuning engine
send sb packing
single-phase wat-hour meter
skepti
sodium pentothal
special masters
split-second lever support
startup curve
Strachey,James
styrene
subscriber control block
sun screen drug
surround sounds
sweet'n low
tank car dome head
temperature rise of hot wind
terbuclomine
uricotelic
v-welding
Valachian
vendor code
verticillary
water discharge
wavy edge