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
acoustical fatigue
additional heeling moment
adjacent edges
albedineity
Anthopsis
anthypophoretic
Asvins
automatic defrosting machine
avc amplifier
aviation safety information
basswoods
Bellinger.
benzil alcohol
bluetec
bridge console
capacitor phase shifter
Capodichino, Aeroporto di
cembaloes
channel-bar
common corn salads
complex interdependence
complex material
computer tube
conques
controlled station
counsels
data structures language
Dermochelyidae
dik
doubles-doubles
empty/load brake equipment
fly anchor
formin
frontolysis area
general emergency alarm system
Guiyang
hairy frog
heirde
hexamethylendiamine
hight energy bomb
intermediofacial nerve
Jefferies Glacier
Katangar
knifecrime
lightweight survey
load a ship with cargo
Longmen
looksmart
Lord Protector
lunar calendars
markyt
medical college of wisconsin
metaphire paiwanna paiwanna
neomanoscope
network attack
nut harvesting machine
olivinite
ookinete
Otkaznoye
Paragonimus edwardsi
pattern grammar
pay back period
pearlfishes
permanent bolt
petrifaction structure
pneupress
policed
quebracho
quotient identity
real-time simulator
relapse fever
replate
resonant detector
Retalon-lingual
Rohaite
saloonist
secondary septum
shooting up
Skänninge
society-based
souledre
stage drying
station control block
swipples
tall timber
tank watch
taxpayer personally filling returns
Teshio
the core
three stringed double-bass
three-level package
threw yourself on
Toritama
triketo purine
twist someone's arm
unmentioned
Velay
verecundum
veze
wethead
xmas tree
zygogenetic