后生白云岩

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

发表于:2018-12-07 / 阅读(70) / 评论(0) 分类 基因外遗传现象

During the last ice age, rapid swings in temperature occurred within decades or less, meaning populations of organisms had to adjust quickly to new environments or face extinction. 在最后一个冰河世纪中,温度在数十年甚至更短的时间

发表于:2018-12-28 / 阅读(53) / 评论(0) 分类 初学者听力文摘精选

Science and technology 科学技术 Epigenetics and health 表观遗传学与健康 Grandma's curse 祖母的诅咒 Some of the effects of smoking may be passed from grandmother to grandchild 祖母吸烟产生的影响可以会遗传至孙子或孙女

发表于:2019-01-28 / 阅读(45) / 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(84) / 评论(0) 分类 VOA常速英语2013年(十月)

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 bodies age and how we can slow down the process. University of Califo

发表于:2019-02-05 / 阅读(72) / 评论(0) 分类 英语新闻
学英语单词
abstract class
accumulator bos
alners
Apucarana
assessment-intervention
auditory striae
barragones
bil
bismuch ocher
blood-alcohol
blustered
butt-welded tube
Caernarvon
Cala d'Or
Cercis occidentalis
chrominance primary
coherent electromagnetic oscillations
coin collector
delay table
diamond-cracker
dinnered
distribution blade
drainage layer
embryscope
enrolment
epiphragma
exit side
facialize
fan-out modem
felt side
fir clubmoss
four-piece wheel
gamma substitution
gens du monde
globismycin
Haarle
halende
Heber
ignition behaviour
Ikorets
inductively loaded antenna
initial fund
interleukin-1 (il-1)
iphicles
King William pine
landoffice
lever system
lfpr
lignum fernambuci
linearistic
long standing needs
martairesinoside
mcnaugher
Moire grille
mormos
multiple standard
myxoinoma
Nadir Shah
nafsa
narrow-baseds
ocean discharge
oldstyle
ophioripa
ophthalmy
ordered and disordered structure
packing expense
periplacental fold
phosphorus mononitride
pollution by manganese
polyhomeostatic
post-challenger
radio adaptation
recovery waste heat
reintensifies
response rate
science of military tactics
sea-anemone and coral dermatitis
setteability
side framing
silent people
smoothing procedure
soil erosion landscape
spin-stretching
spiral rain belt
staggered-tube radiator
statement header
sum channel
T S Eliot
take a lot out of
Taxicatin(e)
test alignment
textured fiber
thrust-to-weight
Tshohoha Sud, L.
ultracrepidates
ultraexpensive
underwater coating
vice-chairmanships
vitamin a-oil
water-horses
wild-caught
word processing equipment with magnetic sheet