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
accommodation collar
actiniferous
air-brake dynamometer
Albanian language
Anisodus luridus
at my wit's end
atlantic margin
barkingly
beaming machine
biweekly
borassus flabellifers
broncho-pulmonary leiomyoma
carry oneself gracefully
chlorguanide hydrochloride
clostridium perfringenss
commonfolk
copper brazed
cordoba
cortots
cubic system
current annual forest percent
cyberchat
Czechland
dark-tipped
derminus leucochrysos (b. et c.)
determine to do
distinguished
elimination of constants
erapressed oil
Florala
fluosolids roasting
fugate
ganglioneous
genus Hyoscyamus
genus leucocytozoans
gravelometer
high-speed telegraph transmitter
historical periods
holding-down clip
hypertestoidism
hypolipoproteinemia
inclusive interaction
influenzavirus a influenza a virus (h5n1 subtype)
ionophoreses
Kielland's forceps
Korsakoff's disease
lava cake
leak-tight barrier
lilagenin
limiting gas velocity
link quality report
mechanically exhaust ventilated pipe
metagame
method of undetermined multiplier
Millington reverberation formula
ministry of justice
Mohockism
Mokraya Buyvola
moving gripper die
multyn
mycologic tests
neutral bushing
nitrosations
no-load work
nonglycosylate
on the drawing board
optical search mode
Ovinishchi
palatine conal
parapan
pericycles
pineapple fiber
pioneerings
pistolwhipped
post tension
prick tease
pyromusic acid
qualified neutrality
rampageous
re-infarction
refdanskite (revdanskite)
Roneoed
Saintpaulia ionantha
sandfrac(c)ing, sandfracking
Santa Cruz del Comercio
save sth for a rainy day
securities analyst
self-interrupt
side-trip
soil percent saturation
symmorphus hoozanensis
syncope
tetrasulfide
thelypteris japonica
through sufferance
topcoating
uterus tunica submucosa
varnish spray gun
vulgarish
with a yawn
working surface of rail
yellow Sigatoka