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 cool head
al-kabirs
album-oriented soul
antisubmarine
bavenoes
biomathematical
calculating work space
card punch girl
carrier grade
central fore-and-aft vertical plane
chachalacas
chamberpot
check chain eye
chylomicron
collaborative robot
competitive symmetry
corally
culture-of-poverty
Cuntzilla
cytohistology
deityhoods
demethanator
dial lamp
digicorin
domed arrangement
elimi
employment security
enmisted
evolatine
ferro
fiddle out of
flatss
fun-seeker
galingale
gather write
gill fisher
grain collector
grandisquamas
gwan
gyrostabilizer
hadronless
hand-geometry
helpee
Hollingsworth
home-seeker
human resource forecasting
hydrating capacity
jeff
jerk chin music
Kaplan Group
kume
lead-free gasoline
leber
lightning rod
lipprotector
listed broker
logicalor
micro interrupt
national income accounting system
noninteracting condition
not worth a hoot
nuclear ensemble
Nuevo Colón
on going project
parashooter
parasitic monster
patres
payment remuneration
Pelletier, Pierre Joseph
Pen-y-Ghent
phthisiotherapy
pore-forming material
principal symbol
product path
pulvis cretae et opii aromaticus
re-accredits
sandbox security
scarlet strawberry
scug
separator cloth
shenai
side number plate
sinusoidal analysis
slaking residue
solid-fuelled reactor
squirrelable
static separator
statutory receivership
strict constructionists
subjective conditionals
sulphovanillin
superageing
supersamples
temporary induction
tetranucleosome
to shoot the bull
traffic profile
Trevi Fountain
truth-functionally
types of burst
virtual channel link termination
water purification plant