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
abbey-like
abiotrophia
academic marketplace
acridotheres javanicus
adaptive linear dynamics and quadratic criteria
airmarker
amgs
animal statistics
armed bullhead
aroud
artificial polarization
basal coplane
biren
bouquet larkspur
breaking-up price
business america
cloame
colloid theory of dyeing
combustion motor
comparative study approach
comparison software
Comstock's mealybug
curled leaf cabbage
DA (define area)
Darwinizes
dermatocystidium
dummy terminal
energy regeneration
enteroinvasive
European pasqueflower
excrementum passeris
farm income or loss
floor monitor
gain one's laurels
genus Chelydra
global tracking network
glomerular membrane
gugliotti
hearth-fires
Hercynian geosyncline
hey cockalorum
high tension insulator
hybrid switching techniques
improvizing
infinite state automaton
infunde
isotheres
jalabert
koodillite
larding needle
like-kind
logical operator
loretin
lower-ranking
marine auxiliary boiler
Meliosma arnottiana
meltiest
MERINT
multistage decision processes
non return valve
non-random segregation
not so good as all that
number of seeds per pod
optimum synthesis of mechanism
oreoweisia setschwanica borth
other-sex
out-sweat
pictorial symbols
pivot pin lock pin
platitudinist
Poitiers, Battle of
port mirroring
punched card verifier
Radicularia
reduction of armament
regalbuto
Sabarat
salinograph
satellite DNA
saving power
school buss
skin cleaner
Skin Roll
somatosensation
sound rangings
spontaneous emission coefficient
sprug
Sterculia monosperma
sternumal (or sternal rib)
suppletorily
task retry routine
toy boy
treebeards
trophoblast trabecular stage
trunk railway
umbrella talks
unhelp
unstamped
utero-placentar vein
Ventodisks
voluptibility
wooden horse