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
adiabatic ascending
air-layer
Aniline Black
anti-perspirant
Argentine tangos
ASD (automatic synchronized discriminator)
authorlings
backing vacuum
bistable (trigger) circuit
buyou
carnbegs
center sill
Chatelus-Malvaleix
cheek pattern
Clomiphene citratc
CNC bending presses
composite back-up roll
consignees
corpsefucker
covicine
Creuzier-le-Vieux
Cugnaux
damascus barrel
damp courses
department key
discharge area of groundwater
eaken
economic-reforms
enamours
end reading
escalate
ethyl-sulfate
family Phalangiidae
fantasticness
farm tractor tyre
ferrous sulfate septihydrate
field balms
free-convection factor
gate number
high-density pressing
household bookkeeping
hydroprapher
inflated distributions
infrastructural upwelling
James Baldwin
leucite shonkinite
leuko-agglutinin
Lower Palatinate
m. fusiformis
master-key
maximum sound pressure
Maxwell unit solenoid
mckelveyite
metallic bridge
mine timber
mobula japonica
national entity
nitrogen mineralization
noise use
nonsuperfluous
nucament
ophthalmosurgery
origin port address
orogranulocyte
peremptory charge
peristeria cerina lindl.
permanent calendar
PIC (pressure indication and control)
plagiocephaly
polysorbate 20
portal frames
post barge
pressure leaching train
proctoplasties
purchasing-retaining ratio
Pyeonghae
quadriliterals
radio director indicator
ransackings
raw moment
reactor power limiter
reference compound
remote index value adjustment
retrograde urography
rhamnocathartic
Ringerike
roller chain pin extractor
Rubus inopertus
smsisdsdslses-s
space cooling load
stutterings
tabachir
total absorptivity
two-pole (bipolar)
uk index
underlying securities
vertical submerged pump
vWF
wallac
writhled
Xinyi