有限染色体

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(211) / 评论(0) 分类 六分钟英语

发表于:2018-12-12 / 阅读(125) / 评论(0) 分类 医务英语

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(133) / 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(169) / 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(186) / 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(113) / 评论(0) 分类 一起听英语

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(137) / 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(208) / 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(369) / 评论(0) 分类 2005年NPR美国国家公共电台

It might be cold comfort for those of you struggling with bad skin right now, but a new study has found that people with acne tend to have younger-looking skin as they grow older. 也许对于正在与坏皮肤斗争的你们来说无济于事,但是

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 阅读空间

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(126) / 评论(0) 分类 2010年VOA慢速英语(八)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(181) / 评论(0) 分类 阅读空间

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(197) / 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(116) / 评论(0) 分类 英文语法词汇

今天我们要学的词是limited。 Limited, 是有限的意思。拉美裔移民在维吉尼亚州的王子威廉姆斯县罢工一天,The one-day work boycott appeared to have a limited effect on businesses in the county. 但似乎并没有对商

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 英语每日一词

今天我们要学的词是,limited。 Limited, 是有限的意思。拉美裔移民在维吉尼亚州的王子威廉姆斯县罢工一天,The one-day work boycott appeared to have a limited effect on businesses in the county. 但似乎并没有对

发表于:2019-02-03 / 阅读(156) / 评论(0) 分类 英语单词荟萃

limit 在美国当代英语语料库统计的20000个常用词中,limit作为动词的用法排在第1355位,在4.5亿个单词中出现了28901次; 频率最高的搭配: 名词搭配:limit numberlimit abilitylimit uselimit powerlimit amount

发表于:2019-02-03 / 阅读(398) / 评论(0) 分类 英文语法词汇

A shortage of genes could be to blame for the lack of height in short people, researchers have found. Two studies involving 12,000 people has been carried out in America and found a link between the amount of missing genetic material and a decrease i

发表于:2019-02-13 / 阅读(135) / 评论(0) 分类 阅读空间

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(117) / 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(190) / 评论(0) 分类 阅读空间
学英语单词
alniditan
alper
Anapskiy Rayon
backword
be rolling in money
bilson
bulldog
burghal
Cabimicina
can't help it
centrifugal suction blower for impurities
chemoautotrophic bacterium
child development specialist
coarse-handed
collector array
common memory
counterprotests
crown cantilever adjustment
cylindrical pin with external thread
data power
deck force
deep-bar motor
demarch
dictes
dinoflagellatatoxin
direct deposit of payroll
double sawbucks
ectopic growth hormone syndrome
egg opening machine
environment mapping
epibiotic speccies
EXCOMMS
exempt sb from
faithful representation module
Fowler, H(enry) W(atson)
frederick carleton lewiss
geological steering
gheorghiu-dejs
guarantee repair
I. Q.
infelicitous
isomorphism of Lie algebra
kerfed
Kirchhoff's equation
kjus
leisure class
Ligamentum quadratum
meconates
mill iron
misally
moulding plane
multimedium
multiscriptual
muscavado
naivasha
nematocalyces
non-radiative
nonreplicative
normal exact thermometer
Nunnelly
out of ... element
polysomic
posterior intermediate septa
power-mad
prephanerogam
princke
quadruplify
recoalesce
replacement velocity
Rhododendron pronum
rosemaried
salaing
Sankt Nikolai
Sankt Sebastian
scattered plots of unutilized land
Scyphida
seed production area
shaking sieve digger
simple theodolite
slag block
smoke jumpers
soak period
soma
squeeze head
St.-Bruno's-lily
ST_being-and-existing_non-existence-and-not-being
standard rig
stria membran? tympani anterior
sundry expenses
take up the cudgels
TDDL (time-division data link)
tertians
to your knowledge
triple-drug therapy
unsegmented
uraniseochasma
viral cuspid antigen
waccamaw
wired-in memory
witness stake
yanick
Young Men's Christian Associationm