去甲基核黄素

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(49) / 评论(0) 分类 2016年VOA慢速英语(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(96) / 评论(0) 分类 Scientific American(六)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(97) / 评论(0) 分类 Scientific American(三)月

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(51) / 评论(0) 分类 初学者听力文摘精选

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 60秒科学

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(90) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(131) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(99) / 评论(0) 分类 VOA2003(下)-环境与健康

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(127) / 评论(0) 分类 经济学人科技系列

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(78) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
a gratia
a railway juncture
Abhidharma
absquatulations
Acer sterculiaceum
alkanasul
amorphous boron
amyl n-caproate
antioside
arc digraph
arteriae genu inferior lateralis
attention-deficit
atylotus horvathi
B particle
bankduptcy court
bed-building stage
bilateral system
branched chain peptide
cacking up
cascade limiter
closed reduction of fracture
closing dyke
coal sampling
coalfield structure
commercial clip
conformational infrared band
cortical lobule
cross tabulate
crystal technology
De Forest
dementative
direct crossgraphy
dishwater blond
Dugopolje
Duncanville
ec-
elcho
europhen
extra-budgetary field
extraparenchymal
F1avivirus
fenfuram
Finiq
flintiness
foreign impurity
glycerolcholine phosphate
go steerage
guarantee for delivery
horizon marker
horizontal-loop electromagnetics
ill-paids
innate anther
isopropylacrylamide
kidney specialist
Le Loroux-Bottereau
leaping
legal-size
Leptospira autumnalis A
machine downtime
made a martyr of herself
magnetic centre of gap
malus melliana (hand.-mazz.) rehd.
messet
metering circuit
microcomputer central processing unit
middle distance
monochroic
multiple hamartomata
multiply transitive
nunis
Oligotra
probability error rate
prosed
radiologic technology
retention of separated placenta
right side up with care
S-wire
Saxifraga chumbiensis
sceondary breaker
segregationism
sheath of spermtube
Sir Edwin Lutyens
sley sword
soft coating
solid jet
somatic assortative mating
spindegeneracy
squelchingly
sublittoral community
the discipline of adversity
tied purchase clause
top-plate cutting angle
transcalescent
transpirable
tricresol
truckle-bed
tumo(u)rigenicity
Umar al-Mukhtar Forces
Vezelise
water density
welding generator with splitting pole
wire tip profile