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
additional area
agit
alternate triples
amidships structure
Arnprior
axially magnetised stator
bag hole
be doped up
bedaft
Bickerton I.
bird courses
blende gas
bob up like a cork
brain-dump
Brattfallet
business affiliation
cascade bend
categorical proposition
clearance road
colorimetric tube
come upon the scene
critical social marketing
Cyprargyrite
deleredere agent
eccoprotic
eucrystalline texture
evaluative diversities
filter centre
flex crack
FPGS
fricatrice
fructus hoveniae
gas temperature gauge
gaseous washing
Geiger-Nutall rule
groggers
grouping key
Gyromitra fastigiata
hand spray gun
hardelots
Hayem's test outfit
high efficiency electrode
home-position contact
hyperoxygenised
import manifest
ionospheric electric current
Kitagalu
leo the greats
LESTR
liver fluke disease
lymphoglandulae auriculares anteriores
macrocephalous
magnetic compensating alloy
mercuzanthin
metatasks
mobile automatic manure crane
monitor scope
montchanin
mugunga
myrmecodomatium
nailcrete
NECP
neoprene rubber
neotanshinoneB
noncrossover
Nāqah, Qarārat an
optical isomers
order Urodella
palmate leaves
people in power
people'd
plastic suture needle
pneumatocysts
potassium ammonium nitrate
ran out
rate of natural increase
river birches
Romanity
rule of military government
saccadically
Samantakūta
sensorily
shooting-jacket
sinched
single-image random-dot stereogram
sinhalese-buddhists
size-fits-all
soil viscosity
staged crews
standard gear ratio
syncretising
take-home sale
telemetry frequency
turneaureite
under-dispersion
unionizing
us -appropriate
washpan
with one's bare hands
xenophile