甲基甲基亮氨酸

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(40) / 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(88) / 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(90) / 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(42) / 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(121) / 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(82) / 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(123) / 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(94) / 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(119) / 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(70) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
acer pseudoplatanuss
acidified food
angled knife
anisotropic shielding
annular slot antenna
Ansac
art libraries and collections
Aïn Azel
bird foods
Bolivian monetary unit
bonferroni confidence interval
brussels convention of 1924
caecums
cardfotomy
celebritization
centered additive process
Coalhurst
codakia punctata
Cold Hesledon
compound arbitrate
conaf
cone-socket pliers
conspicuousness
conversational operation mode
cran
daphnoline
dehooking
dependency hazard
Diocto
economic integration model
effusional skin-disease
Etak Navigator
fairpoint
filtration reabsorption theory
financial report
forsooks
Geese Bank
helpless
herpesvirus varicella
high-street
hook tooth
imperial filter
in-line procedures
incomplete survey
infrared bonding
isorefractive
judicial circuit
kernel theorem
kyriakos
lagochilos
law of international trade
leadoff
lidar light detection and ranging
Lophophorus
Mihir
multistable control
Myeloencephalopathy
Naiars
octahedral invariant
off-reserve
omrons
onetti
oocyst residuum
overcomplicates
pan-and-tilt
pelycography
Penang lawyer
philanthropic foundations
plagnol
pollen tube nucleus
put a curb upon
radiation demography
recoverability
residual finiteness
resistive reverse current
reverse turn limiter
riddlebread
roundness
scharping
schizomimetics
Seaview
shipped
shouldst
slit sound
storager
supecrtical nucleus
surface leveling
through-mortise
time on target (tot)
top-down numbering
touchup
trade creditors
transitrol
turning gear on
ubundu (ponthierville)
unequal cavity acceleration
unified microwave system
uremias
Veikkola
weak stability
xeranses
Yandja