6-甲基腺嘌呤

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(114) / 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(165) / 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(174) / 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(149) / 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(186) / 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(176) / 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(201) / 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(173) / 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(191) / 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(191) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
abdulkadiri
air cooling
Air India
airport-style
Area A Certificate of Competency
areward
asynchronous machine
AVR (Arbeitsgemeinschaft Versuchs-Reaktor)
biverdin
break receiver
breastplough
brynne
calcaneonavicular ligament
carcassones
co-mingles
compensated operational amplifier
composite staff
cost audit
cricketings
dalton mills
dial-up IP account
direct spinocerebellar tract
disposal agency
during the month of October
edward's balance
el tabaco
endometriosis of ureter
enslaving
entering momentum
factory membership
false detention
fine-edge blanking
full-plan
gap barrier
general-purpose map
go to the doctor
handle sb kindly
Hartley Wintney
Hipersil alloy
hold hearings
hump distribution zone
icterhemoglobinuria
ideal benchmark characteristic
impersonation
inflection points
interstage trandformer
jayakumar
large set net of triangular shape
libraian
line with an uneven profile
liturgy of the hours
long range detection
Loubomo
market depreciation
Martin's diameter
Mearlin
natural law generator
oil-gas field development and exploitation
omphalith
open-armouring
option-providing
overburn
Personal sign.
Polygonum praetermissum
Process Review Panel
purges
remainderers
Sa Thay
sample time
San Andrea, I.
sandless casting
Saverdun
scratch workspace
semiconductor superlattice
serial data set
single ring infiltrometer
Sinhǔng-gun
Siraitia taiwaniana
six-phase winding
South Van
spawlings
spleen-seeking
stachybotrys dichroa
staer
strip foundation
subaudio time delay circuit
subcamps
subduple
sulphidal
syndrome of deficiency of liver qi
the evil
three cardinal points
trimethylol
trustee device
tunnel gas explosion
twanged
unallowably
upstay
vasticardium nigropunctatum
velocity attitude heading scale
Viviez