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
arc-welding set
arrester discharge indicator
arterial wave
auto design
aw man
Batten, Jean
blast ditching
bond premium amortization
busen oxyhydrogen gas voltameter
cholestenes
chromoisomerism
chronic wound
cilinder
claudin
clean reactivity
come ashore
compact disc - write once read many
cruciform bollard
cytosine arabinoside
dependens
developmental inhibin
dovetail copacitor
drawer (type) shutter
electron velocity
ELGs
energate
exhaust hole in gable
explananss
F.A.C.P., FACP
factory overhead rate
fine-crushed rock road
fineness of pulverization
formularising
funeral services
fuzzy logic controller
gelatinizes
granules
Hand, (Billings) Learned
high peak current
Hypericum ascyron linne
hypocorticism
in a marked degree
individual budget
Inner Hebrides
intranarcon
Kakatahi
kerratoconus
kirkias
kitchen stove
leiolepis
low-alloyed
Luder's lines
lymphonodi tracheobronchales craniales
Mathieu differential equation
mechanical end stop
meminductors
monotypical
moun-tains
nocturne satin
nonskidding
over-throw
oxacyclobutane
packet interference
percentage loss
perfluorooctanoate
petrochemical imtermediates
photo reproduction means
Please use yours with consideration for others
porogenous
port with bars
pressure pain point
pseudo bills
puppet-valve
put ... out to pasture
pycnodysostosis
rational fertilization
redetachment
redoubts
saddlewise
Samson posts
sea-farer
semi-governmental bank
set a high value on
shoek-proof
slime pond
spalttupfel
stand upon one's points
tambopatas
thoffe
torsional centre
transplant rice shoots
trichomaness
tulumbas
type of machine
ultimate resistance strength
undoable
unfoamed crosslinked gel
venabol
walk like an Egyptian
well-testing in oilfield
wpa
zero address order