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
alternating current polarograph
antitheater
archaicness
arteanoflavone
balance accounts with someone
bethes
calpa
camelopard
capital source
classification society's surveyor
clod metal
cray instability
Cuban forkball
daishowa
day-releases
depositional plane
diggler
draguignans
end data symbol
Enhanced MetaFile
entropy chart
EXAMETNET
fiercened
figley
foamless cream separator
fundholding
furiant
Gamla Uppsala
going-concern principle
grande comore (comoro i.)
grapholect
guimera
heads or tails?
height of steam-water mixture
homthalicrine
hot air
humanized powdered milk
idiosyncracy
imitation antique carpet
impavidity
impeach sb of...
incident photon
infrared materials/devices
insert exhaust valve
Irrigor
judicial divorce
Kenâyis, Râs el
Leta
level control device
magnetic bases
map of the exhibition
Mendic
menoplania
minicartridge
misanalyze
monotonically decreasing sequence
motoring map
multiple-hole die
non committally
nonhaemolytic
nozzle sac
painted hide
paper colors
partial ankylosis
persuasibility
physical stratigraphy
pibb
poised stream
primary delusion
Prior-preferred stock
professional people
progress to
quantity of combustion
quaterons
quick-opening valve
racial identity
rafas
red slag
reduced form
ring groove side wear
signares
Silvianthus tonkinensis
single helical gear
skipped out
speckly
standard sequential indexed method
successful-efforts costing
survey course
suspension tackle
swanflowers
tangihanga
the king of fighters
threshold energy
timing-gear box
tuberculofibrosis
two-phase heat transfer
Typha laxmannii
urbanology
value of import
Yuezhi
zipi