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
abstrusities
act as
ahklun mts.
amaesthetic
anhydrous milk fat
anticorrelates
antiplicae
bagassillo
baltacha
BHLHZIP
bitter marmalade
blocking of record
boiler coaling plant
bombardical
buzzards b.
CAS (content addressable storage)
cash account method of cash budget
coefficient of temperature delay
congri
conjugon (luria 1963)
consignment sale and purchases
conventional maximum lightning overvoltage
cross piercing
crustacean-parasitc disease
cubic dekameter
cutting class
decussatio lemnisci
Deodalite
diary-writer
diesel engine driven DC arc welding machine
epileptic psychosis
erosional forms
exhale oneself
fasciculi mammillotegmentalis
fermetability
Forcados R.
fuel oil pump house
full sleeve
gage button
gas-fired boiler
gemcitabine
Gemmingen
gene-altered
hydrogenation vessel
ice vein
interzooidal
it's all good
jet-propelleds
jogged screw dislocation
line underground
Lisburn
loose measure
Madeira wine
margalef's model of succession
metaplasia of glandular epithelium
migma
mixing memory
Mlicrococcus urinae albus
monospecificity
multangular
Novobokino
nozzle initial divergence angle
Ogilvy
ossa nasale
over-all load
owen
packaged substation
path resistance
pipestone
ponyridin'
position-transducer
potassium sodium tartrates
printingmachine
psychoactive substance
radio-copying telegraph
railroad crossing gate
reversing current
riding leader
roofing hammer with tubular handle
rosh hashonas
scall
schultze method
shackle line
silent zone of lung
sleemen
speech quality measurement
spure
squabble
st. benedicts
strategus
structure of soil ecosystem
substitution attack
switchboard room
time study record sheet
to be likely to succeed
Tumungu
unionized ammonia
venalstonidine
waste treatment device
xero
Y bend
zircon sand