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
a light purse
ang moh
anthus richardi ussuriensis
arthrifluent
axial width of nozzle
Ayacucho, Battle of
bait-casting
barbitone buffer reagent
bascinets
black-oxide process
bone rongeur with angled sideway for brain
boulder ridge
British Guiana
broad-line
bullwhip effect
Burgajeti
Carapari
case instruments
chain system
Chehel Dokhtarān, Kūh-e
circulating antibody
companion-animal
conformity use
coutino
depolarizing
dermatoplasty
dichlorpromazine
double exposure holographic interferometry
dye boarder
electron discharge
episyrphus balteatus
equinocavus
exhibit A
Fazilka
feeder roller
flat crush test
flightline
follow-my-leader
fulvic acid
glass extrusion process
good size and spaced farapart
goodliest
guide-roller
heavy edge reinforcement
Helmholtz potential
hydraulic slide unit
import customs clearance
IncFlds
intermedins
interneural
intrusted
jus aquae haustus
Katusa
kolbasa
kuru
landau absorption
linear birefringence
malfatti
metoxeny
mince(d) pie
ndro storage
network characteristic
normal-circular pitch
object-oriented database management system
operating theaters
outboard logic unit
paradelike
paramount lien
parrocks
primary task
put...in writing
Queimados
rerummage
rotary vane pump
rymour
Sammarinese
self-penned
shutter vibrator
sight translation
sliding chute
sound eliminator
St-Julien-de-Concelles
state space model
steller sea lions
stran
sweet birch oil
syllabic break
SysReq key
tanglefree
tanney
task table control block
thematic mapping
third-line
tooth (pl.teeth)
Torpediniformes
turntable doffing mechanism
upright and honest
us pro-
veteran car
water filling plug
Woodbury County
Xpr.