合成致死染色体

Alice: Hello, I'm AliceStephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to tell stories in my sleep. Al

发表于:2018-11-29 / 阅读(156) / 评论(0) 分类 六分钟英语

Illicitly used Synthetic drugs are chemically produced psychoactive substances that mimic the effects of illegal narcotics, which have been altered just enough to avoid classification as illegal. And this is one reason why these chemicals are dangero

发表于:2018-12-08 / 阅读(147) / 评论(0) 分类 VOA标准英语2017年(三月)

Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(十二)月

Idiom: Like a moth to a flame ( doing something attractive and dangerous ) Hit the book: Potion Disability Inspire Down syndrome Chromosome

发表于:2018-12-27 / 阅读(104) / 评论(0) 分类 趣味青春英语

梦游症是会遗传的。 Alice: Hello, I'm Alice Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to

发表于:2018-12-27 / 阅读(132) / 评论(0) 分类 一起听英语

今天文章讲的是男性基因染色体的问题,如果男性染色体正发生着变化,会造成地球上男女比例失衡吗? Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. R

发表于:2018-12-27 / 阅读(50) / 评论(0) 分类 一起听英语

To Live or to Die The history of life on earth has been a history of interaction between living things and their surroundings. To a large extent, the physical form and the habits of the earth’s vege

发表于:2018-12-30 / 阅读(158) / 评论(0) 分类 英语沙龙2004全年合辑上

To Live or to Die The history of life on earth has been a history of interaction between living things and their surroundings. To a large extent, the physical form and the habits of the earths vegetation and its animal life have been molded by the en

发表于:2019-01-02 / 阅读(47) / 评论(0) 分类 英语背诵80篇

93 探究长寿基因 SCIENCE REPORT - September 12, 2001: Search for Long Life GeneBy Nancy Steinbach (Start at 1'01

发表于:2019-01-02 / 阅读(70) / 评论(0) 分类 科技之光

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

发表于:2019-01-07 / 阅读(145) / 评论(0) 分类 六分钟英语

Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for

发表于:2019-01-08 / 阅读(297) / 评论(0) 分类 2005年NPR美国国家公共电台

This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she

发表于:2019-01-11 / 阅读(75) / 评论(0) 分类 2010年VOA慢速英语(八)月

AUDIE CORNISH, HOST: Scientists have taken a big step towards making synthetic life. In other words, they figured out how to create a living thing with DNA that was written in a lab. NPR health correspondent Rob Stein has the details. ROB STEIN, BYLI

发表于:2019-01-16 / 阅读(106) / 评论(0) 分类 2017年NPR美国国家公共电台3月

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(119) / 评论(0) 分类 阅读空间

By Cindy Saine Washington 16 April 2008 The U.S. Supreme Court has upheld the most common method of lethal injection used for executions by the federal government and 36 states. The unsuccessful constitutional challenge to the three-drug lethal injec

发表于:2019-01-31 / 阅读(62) / 评论(0) 分类 VOA常速英语2008年(四月)

As 2014 comes to a close, it's time to reflect on the most futuristic breakthroughs and developments of the past year. Here are 15 predictions that came true in 2014. 2014年已经过去,现在来总结过去一年中最具前瞻性和影响力的重

发表于:2019-02-01 / 阅读(132) / 评论(0) 分类 阅读空间

基因工程常用词汇 A 腺苷脱氨酶缺乏症 adenosine deaminase deficiency (ADA) 腺病毒 adenovirus Alagille综合征 Alagille syndrome 等位基因 allele 氨基酸 amino acids 动物模型 animal model 抗体 antibody 凋亡 apoptosis 路-巴综合征 ataxia-telangiectasia 常染

发表于:2019-02-01 / 阅读(57) / 评论(0) 分类 英文语法词汇

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(56) / 评论(0) 分类 经济学人科技系列

1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比,草饲牛肉中某种有益健康的营养素含量更高,并让脂肪呈现黄色,这种

发表于:2019-02-18 / 阅读(123) / 评论(0) 分类 阅读空间

SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th

发表于:2019-02-19 / 阅读(95) / 评论(0) 分类 英语新闻
学英语单词
acieration
acoustic resonance
agrellites
anhydritolite
arthula formosana
atrabilous
azaroles
azonitrile
be-east
biological toxicology
blurrily
boat for collection and transportation of fish
caliber rule
chapul
Chlamdothrix
chloroplastic protein
climate community
clinodactyly
colporate grain
compositional petrology
Copal-Leitz shutter
covered reservoir
data entity
diffins
drawing-master
eclamptic toxemia
Ekman dredge
epitactic
esophagogastrostomy
esophagorrhea
Farūmād
fixities
fly one's kite
foster-land
free pod
gabaldon
genitalism
genus atrichorniss
ghost-townish
GMCD
gravitational redshift
half-capacity condenser
have it your way
hemiplegia ascendens
indifferently
intuition in probability
inventor
isoveryl chloride
Jim Crowing
jonkers
judders
kola nut tree
lack of filling power
linneite
Lost Pleiad
matsumuraiella enderleini
Mayo dress fabric
Military Justice Reporter
Ministry of Foreign Trade
misadventured
monocl
multiple target system
nitzschia paleacea
noncaptive container
novelty theory
oosporous
outlet of pelvis(posterior aperture)
parasitic disturbance
penethamate
photo-retouchings
phylicia
principledly
pulmonary tuberculoses
quasi-superheavy element
Qur'an
real expression
redcaps
research and practice
residual demand curve
rope-type head
sale-goers
SAP Enterprise Support
schouwenburg
send someone to glory
series distribution system
sinoventricular conduction
socra
standard test output
strip handle
sweet nothing
T cell suppressor factor
transmission of heat by convection
trim down
Ulmus prunifolia
venabol
vicenarian
viewer-centered representation
vitevin
Waldachtal
wining-and-dining
worm-driven rear axle
zoophysics