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
acceptability of color matches
accreditment
algebraic solution of linear programming
alphabetic charater set
anthropogeographical view of history
archaeological site
be under attack
Beragh
Blue Ray player
Bosch fuel pump
bow-ty
budget estimates unit
burrel-fly
Calvinistic Baptist
Chinandega
cloud-bursts
compasses with detachable legs compass
competitive trades
confet
contracting hypothesis
copying control
critical moisture content of grain drying
degree of reentrancy
denye
devellis
didymosperma nana wendl. et drude
distal intermetacarpal ligament
Domazlice
draughtiest
duty visit
echrs
eigenstructure
elastoidin
electrodynamic ammeter
Elkview
Enshumycin
excelsin
exrs
facial disk
famous cultural city
ft-L
full travel
genus Raffia
Halfparasite
high-speed partial emission pump
hoondies
horizontal iron roller rice mill
inspection notice
Kota Samarahan
left iliac region
levicellular
levier
long-wool sheep
methylmercapto-
metreages
molybdenum electrode
mooring head in
mosquito killer
muricola pediculi
Mφldrup
nonequivalency element
Nyquist contour
octane promoter
p'u t'ou
Passiflora jianfengensis
phlebitis of abdominal wall
piptocephalis fimbriata
polarization overpotential
pro-ethnic
reflexion of wave
removable draw bar
revolutions per unit time
roller impeller pump
rose to
savoury herb
Saxifraga giraldiana
seaboard process
semi-oval
set ... to
seven-unit teleprintes code
short-day plant
short-wave receiving station
silver wedding anniversary
single step operation
sister-amylase
sloches
sociologized
sossamon
state graph model
subpicture address
suffi
Systems Application Architecture
theater
tidal stand
to plough the air
tongue sausage
tozes
Trachycarpus fortunei
unaddressable
venoms
yellow asphodel
Zheng Chenggong