人类群体遗传学

Scientists from a South African university have found evidence of a population of what they say were small-bodied modern humans on an island of Palau, east of the Philippines. Lee Berger has spent his professional life searching for evidence of mank

发表于:2018-12-05 / 阅读(129) / 评论(0) 分类 国家地理2008年

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The ability to digest milk as adults, and as infants, actually, is due to the expression of an enzyme called lactase. That's the University of Pennsylvania's Sarah Tishk

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 Scientific American(二)月

061 science Words Medical science lab experience lab technician doctorate nano-technology genetics operation Inject atomic research sample mathematic formula laboratory virus discover theory biochemisty Physics conclusion evidence/proof test astronom

发表于:2018-12-25 / 阅读(184) / 评论(0) 分类 情景英语口语100主题

[00:00.63] 4.The Father of Genetics [00:04.55]His name is introduced to biology students, but often forgotten after the final exam. [00:10.76]His pioneering discoveries went unnoticed by the world until years after his death. [00:15.88]But now, in th

发表于:2018-12-26 / 阅读(118) / 评论(0) 分类 温馨夜读II

Research into Population Genetics While not exactly a top selling book, The History and Geography of Human Genes is a remarkable collection of more than 50 years of research in population genetics. It stands as the most extensive survey to date on ho

发表于:2018-12-29 / 阅读(164) / 评论(0) 分类 新视野大学英语读写教程(4)

今天学的词是top。作为名词, Top的意思是顶部, 顶端的意思。比如the top of the hill, 山顶, the tabletop, 桌面等等。Top也可以作动词,意思是达到或是超过。 有报道说,美国人口这个月将达到三

发表于:2018-12-30 / 阅读(181) / 评论(0) 分类 英语每日一词

AS IT IS 2015-03-16 Fighting for Lions in Zimbabwe 在津巴布韦为更好的保护狮子而努力 Conservationists are breeding lions in the Southern African nation of Zimbabwe. The wildlife experts hope to increase the lion population to keep the

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2015年VOA慢速英语(三)月

According to a new study, the populations of several animal species in Kenya's most famous wildlife park have declined dramatically during the past 15 years. The study's authors point to the growing presence of human settlements on the outskirts of

发表于:2019-01-13 / 阅读(100) / 评论(0) 分类 VOA标准英语2009年(四月)

An international effort to build a detailed map of human genetic variation has completed its pilot phase and could shape a new understanding of human evolution and may help in fighting disease. Getty Images/iStockphoto The 1000 Genomes Project aims t

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 VOA标准英语2010年(十)月

ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into

发表于:2019-01-16 / 阅读(148) / 评论(0) 分类 2017年NPR美国国家公共电台9月

And in doing so, we were breeding them for parasitism. 为了做到这点,人类用喂养的方式来让它们寄生于我们。 We were giving them all sorts of reasons to adapt new ways. 我们给了动物们适应新环境的各种理由。 So,

发表于:2019-01-18 / 阅读(118) / 评论(0) 分类 TED演讲娱乐篇

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-26 / 阅读(162) / 评论(0) 分类 英语单词荟萃

句子:我国已开始第六次人口普查。 误译:China has started her sixth national population investigation。 正译:China has started her sixth national (population) census。 解释: population 可以泛指地区、城市或国家人

发表于:2019-02-01 / 阅读(139) / 评论(0) 分类 英文语法词汇

学科SUBJECTDISCIPLINES 科目Subjects 声学Acoustics 农业生态学Agriculturalecology 农业经济学Agriculturaleconomics 农业工程Agriculturalengineering 农业林学Agroforestry 分析化学

发表于:2019-02-04 / 阅读(156) / 评论(0) 分类 英文语法词汇

Theincrease inthenumbersofmarriedwomenemp- (50)loyedoutsidethehomeinthetwentieth centuryhadlesstodowiththe mechanizationofhouseworkandan increaseinleisuretimeforthesewomen thanitdidwiththeirowneconomic

发表于:2019-02-06 / 阅读(133) / 评论(0) 分类 英文语法词汇

China's working-age population is expected to continue to decline in 2016 after 20 million stepped out of the market in the past five years, according to an expert. 一位专家近日表示,过去5年间我国劳动年龄人口减少了2000万,20

发表于:2019-02-07 / 阅读(109) / 评论(0) 分类 英语新闻

HANGZHOU, July 9 (Xinhua) -- More than 400 Chinese geneticists from home and abroad have gathered in Hangzhou, capital of east China's Zhejiang Province, over the past three days to discuss genetics studies. At the first Global Conference of Chinese

发表于:2019-02-09 / 阅读(152) / 评论(0) 分类 英语新闻

Some people think killing animals for food is cruel and unnecessary and some people think it is essential for daily diet. To what extent do you think about these two views? Before we examine the issue of whether killing animals for food is cruel and

发表于:2019-02-14 / 阅读(171) / 评论(0) 分类 雅思英语

英语新词:各种各样的人 1) people: 作人讲时,是集合名词,表复数概念。说一个人时,不用 people。当表示两个以上的人时,可用 people。如:twenty people 二十个人。people作民族解时,有单、复数之

发表于:2019-02-17 / 阅读(124) / 评论(0) 分类 英文语法词汇

今天学的词是top。作为名词, Top的意思是顶部, 顶端的意思。比如the top of the hill, 山顶, the tabletop, 桌面等等。Top也可以作动词,意思是达到或是超过。 有报道说,美国人口这个月将达到三

发表于:2019-02-24 / 阅读(129) / 评论(0) 分类 学个词
学英语单词
a fit of rage
ace out of
acehpatemet
acid consuming capacity
ahoyed
all-haydite concrete
anteversions
antipolitician
at farthest
bank merger
blowlamp
borderstone
bound character
Buck Run
Bzura
chair-o-plane
Cirsium alatum
class director
coal accumulating area
cohabitors
columnar ionization
compression ignition engine
continuedness
cortical obliteration
dealcoholization
deep cementing
diagram substitution
Doleris' operation
Dollon
double mirror
eccoprotica
elastic-plastic stress
EQE
evil-willer
fibrosarcoma of thyroid
film-wind tap
four terminal network
fuel element loop
function profiling
goose cr.
hard workers
heliscope
himalayan orogeny
horizonally focusing quadrupole
hot-pressed gold
hunting cogs
hydration water
industrial strength
innerbelts
irregular inclination of rail
joints of upper limb girdle
Kaspichan
latest price-list
lebah
Loan amortization schedule
locking drum
lunar window
mangione
marasca (cherry)
marinized aircraft gas turbine
methylclhlorofonmate
microanalysis for fracture
microvascularization
mollifie
monopolistic capitalism
nitrometer tube
non-equilibrium distribution
Notopterygium forrestii
optical fiber switches
ORGNC-45
oscillating-disk viscometer
parieto-occipital sulcus
peptic esophagitis
pick us up
Pinus canadensis
plate-making
predacious insect
prohibition signs
punctuationism
punge
resediments
resilda mohlaine
Sdectrin
separatest
shim liner
skuzi
storage volume
stringness
switch frame
taper mandrel
tie-up facilities
tobeat
trezevant
two way break before-make contact
uniaxial compressive force
uromyces dianthi nissel
variation diagram (of igneous rocks)
visual signaling equipment
wave deflection
wear-out fault
wing snow plough