渐成稳定状态;渐成恆定

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(126) / 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(93) / 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(100) / 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(175) / 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(132) / 评论(0) 分类 英语新闻
学英语单词
a shiv
Abbolexin
alignment stake
alvarezsaurs
anshanensis
area measuring equipment
Atlantic tropical experiment
august 6s
avalanchologist
balde
be authorized to do
be quick of apprehension
bi-serial ratio of correlation
bikouensis
biobatteries
britschka
bucket milker
call type
casein-lime glue
centifolia
chloride retention
class psilopsidas
collective of student teachers
concave operator
continental anti-cyclone
cranhams
cross-section of conductor
crt consoles
daio
Derris scabricaulis
deterr
dispose of something
distress signal rocket
electronlike
elegiographers
esanofele
full floating axle
group relation
Gymnocypris
heavenly cities
hematoporphyrinsim
hinge sleeve
in full flourish
incontinent
infrared pyrometer
James, Henry
jounk
kovar wire
langtree
Laplace's equation
lead(ii) hydrogen sulfate
lemonfish
Ligoncio, P.
liquid sealed drum gas flowmeter
metatable
methodise
mill edge
Millennium Bridge
mode suppression
moist lability
mudulation effect
multiactivity
naked viral RNA
neurolemmal
never too old to learn
non-working
noncondensible
pennant pole
perimeter of airway
periwigging
phosphanylidenes
photo-timer
pin bone width
polirzer's method
posco
programmable logic array
red amaranths
requestor
reticulaphis inflata
right ascension of satellite ascending node
rucking
sand dunes
Sangjogam
scarpings
screwed connection
set print
shimmery
shoofly plant
sige oxide
stettners
the lady and the fool
tiny balloons
Trans-Am
transcarbamylases
Trivastal
typical features
undefinite
Verteuil-sur-Charente
vertex of quadric
watch maker's oil
wonka
Zama L.