染色体组突变

News Spotlight (4) News 1: 政治 In Canada, Quebec's pro-independence party has suffered a 1) setback. Partial results show the Party Quebecois has lost its bid for a third straight term in the 125-m

发表于:2018-11-28 / 阅读(299) / 评论(0) 分类 疯狂英语2003年

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(213) / 评论(0) 分类 Scientific American(十二)月

Mummies Contain Clues to Colon Cancer 木乃伊包含了结肠癌的线索 From VOA Learning English, this is the Health and Lifestyle report. Colon cancer is linked with obesity, lack of exercise, and a poor diet high in processed foods. However, sc

发表于:2018-12-16 / 阅读(133) / 评论(0) 分类 2016年VOA慢速英语(三)月

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(265) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(239) / 评论(0) 分类 Scientific American(八)月

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Scientific American(五)月

If the human genome is the book of life, then Crispr technology is its Microsoft Word. The cut-and-paste technique, invented only three years ago, can be used on fledgling genomes to snip out bits of DNA and, if required, insert new stretches. 如果说

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 英语新闻

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(237) / 评论(0) 分类 英语新闻

This is the VOA Special English Agriculture Report. Dominette, a Hereford cow whose genetic material was used in the study Researchers from twenty-five countries have made a genetic map of a cow. Better understanding of what makes a cow a cow could

发表于:2019-01-11 / 阅读(241) / 评论(0) 分类 VOA慢速英语2009年(五)月

Genome Shows Humans More Gorilla-like than Thought Sixty scientists worked over five years to sequence the genome of a single female lowland gorilla, the last of the great apes to have its DNA mapped. According to lead author Aylwyn Scally, of the Tr

发表于:2019-01-13 / 阅读(153) / 评论(0) 分类 VOA标准英语2012年(三月)

Genetic Test Pinpoints Cause of Patient Illness About a decade ago, scientists decoded the human genome, creating a gene-by-gene map of our DNA. In the decade since, genetic research has accelerated, but mostly it's stayed in the laboratory. Now, gen

发表于:2019-01-14 / 阅读(178) / 评论(0) 分类 VOA标准英语2011年(六月)

Scientists Decode Tsetse Fly Genome 科学家解密采采蝇基因序列 Scientists have mapped the genetic code of the tsetse fly, the insect responsible for African sleeping sickness. They said the findings could lead to better repellents and contr

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2014年(五月)

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(205) / 评论(0) 分类 2017年NPR美国国家公共电台3月

Voice 1 Thank you for joining us for todays Spotlight program! Im Rebekah Schipper. Voice 2 And Im Liz Waid. Spotlight uses a special English method of Broadcasting. It is easier for people to understand, no matter where in the world they live. Have

发表于:2019-01-19 / 阅读(207) / 评论(0) 分类 环球英语 Spotlight

HEALTH REPORT - September 4, 2002: Melanoma Research By Nancy Steinbach (Photo - U.S. National Cancer Institute) This is the VOA Special English Health Report. Scientists have discovered a genetic cha

发表于:2019-01-29 / 阅读(198) / 评论(0) 分类 健康与环境

Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided into two regions, one where DNA goes to get expressed. Cy

发表于:2019-01-30 / 阅读(211) / 评论(0) 分类 60秒科学

New map of zebra finch DNA could provide keys to stuttering, autism and Parkinson's disease Vronique LaCapra | St. Louis, Missouri 05 April 2010 Photo: L. Brian Stauffer, University of Illinois News Bureau The zebra finch is the first songbird to hav

发表于:2019-01-31 / 阅读(176) / 评论(0) 分类 VOA标准英语2010年(四)月

US scientists have stripped life back to its bare essentials creating a synthetic microbe with the absolute minimum genetic information needed to grow and reproduce. 美国科学家将生命的多余部分剔除,只留下最基本的要素,由此创

发表于:2019-02-05 / 阅读(183) / 评论(0) 分类 英语新闻

BEIJING, Oct. 13 (Xinhuanet) -- Scientists have decoded the genome of Black Death which caused one of the worst plagues in human history. The finding was published Wednesday in the scientific journal Nature. A team of German, Canadian and American sc

发表于:2019-02-07 / 阅读(210) / 评论(0) 分类 英语新闻
学英语单词
accending personnel
aeschynomenous
agency endorsement
anti-papal
argas robertsi
at each other's throats
attitude gyroscope
augustae
automatic maintenance of language file
blue stem
boiler washout rubber hose
boronolectins
bring sb. before the court
burr millstone
Campoalegre
carnesale
cesarevich
Chandrakot
classified directories
condition of exemption
copp l.
cymo andreossyi
Daunggyi
decides upon
depend upon
eugnathic
extra-large-size bearing
familial hypertriglyceridemia
FEXE
first use
foam-blowing
furnace-crown
gallup index
hand-driven
heating system
heavy fog
heliosupine
histories
intermenstraal fever
inverted orbitron
ixo-
jitter limit
karema wind
kisrs
Krasnik
l-stylopine
laemodonta moniliferum
lamin
long-induction-period gasoline
luminosity photometer
magnetic nuclear resonance
manatee
manual telephone switch board
maroquins
matchrooms
mathemagician
mesopetalum
Mlicrococcus varians
mnchen
multi-tech
Nevernes
nonsecreted
normal orifice
North Sami
North-Eastern Atlantic Basin
opus interassile
page-out operation
PAML
pan bagnats
pbts
physical condition
piercive
plantsman
pulp drier
radial Fourier analysis
ramiuli
roehm
rough-hew
schyl
seal sleeve
semivertical angle
separationism
smartmaths
solanocyte
spray-freezing
square figure
sticky-sweet
stone arrangement
symmetric monomial category
technology of inorganic chemicals
teethmark
thin aluminum filter
to play ball with sb
trim potentiometer
trochiter
tzuyzkh (armenia)
ultrastrong magnetic field
vector map
wattle frame
willmotts
word-searches
zabra