染色体带型

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(279) / 评论(0) 分类 六分钟英语

Topics: John Audubon and the Audubon Society; Famous Songs: On Top of Old Smokey; sign versus signal; figure out versus find out; to beat a dead horse Words: ornithologist to sketch naturalist to illustrate bird-banding taxidermy to become extinct to

发表于:2018-12-03 / 阅读(168) / 评论(0) 分类 美语听力 English Cafe

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(163) / 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(208) / 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(222) / 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(144) / 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(172) / 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(236) / 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(421) / 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(169) / 评论(0) 分类 2010年VOA慢速英语(八)月

Climatologists are warning that an El Nino weather pattern, which can spark severe floods, forest fires and droughts, could develop in the coming weeks across the Asia-Pacific region. Heavy early morning fog hangs over Sydney Harbor Bridge, 04 Jun 2

发表于:2019-01-13 / 阅读(204) / 评论(0) 分类 VOA标准英语2009年(六月)

By Melinda Smith Washington 15 August 2007 The Western diet, consisting of high fatfoods, is not beneficialfor cancer patients Worldwide statistics show that colon cancer kills more than 600,000 people every year. Now, a new study confirms that diet

发表于:2019-01-16 / 阅读(240) / 评论(0) 分类 2007年VOA标准英语(八月)

KELLY MCEVERS, HOST: There are several federal investigations into Russian meddling in last year's election, but states are playing a role, too. New York, for one, could become a powerful adversary of the Trump administration if the president tries t

发表于:2019-01-16 / 阅读(154) / 评论(0) 分类 2017年NPR美国国家公共电台9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(230) / 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(235) / 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(157) / 评论(0) 分类 英文语法词汇

CANBERRA, Aug. 17 (Xinhua) -- Australian scientist on Wednesday said his international research team has discovered the trick on how butterfly learn to change its wing pattern to avoid being eaten by birds. The Amazonian butterfly, Heliconius numata,

发表于:2019-02-06 / 阅读(175) / 评论(0) 分类 英语新闻

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(165) / 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(151) / 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(224) / 评论(0) 分类 阅读空间
学英语单词
's-Heer-Abtskerke
-mo
Abdullabiy
aerobiologically
aluminium sterilizing drum
among major farm animals of today
antepyretic
anthropogeographer
bare-breasted
being ugly
bench-scale testing
bondship
bumders
bypass gate valve
Ch'ǒndae-ri
charter rate by distance
cimpina (campina)
cinara juniperi
clownly
come the double
compact topology
compaction by rolling
compliment sandwiches
contact relay
distorted wave
dubik
edward fitzgeralds
energy-flow diagram
eolipile
Erlenbach am Main
Etogyn
European minks
excuseless
ferritic steels
file information table
flocculent suspension
fluor-adelite
formal top-level specification
free turbulent flow
fund distributor
garage for bulldozer
give sb a miss
glycopolymer
gnat-strainer
Gros I.
gruits
hemifusus ternatanus
hernuss
high-pressure charing
HTML fonts
hydrangea arborescenss
IMDCT
industrial gas turbine
inner air circuit
input/output link control
kahluas
keratomycoses
keystone pathogen
late-pickeds
load water line coefficient
luggage carrier for vehicle
measure equipment
midwards
montalban
multiparticle dynamics
net landed weight
new laid
non-metallic mine
ophritis
owe
pallial commissure
picket bullets
pinch
ping clamp
postalare
Pratola Serra
prism-angle error
prothoracic spiracles
punica granatum var.flavescens sweet
pyrrhotine(phrrhotite)
recidivation
regist ered cattle
rescripting
rewrite pulse
rifle gun
roloff
salivary colic
sinopers
size perception
some point
space apart
stability at large angles of inclination
steelton
submental artery
take sb to court
thin paper
ugly rumour
Urophyllum tsaianum
warthin-Finkeldeldey
weather teletype and facsimile system
wing center section
wireless telegraphy act 1998