次生结核

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(46) / 评论(0) 分类 基因外遗传现象

[00:00.00] unit 14 Mainly Revision [00:34.51]Ann___(not,watch)TV last night.The children__(go)to the farm last Saturday. [00:47.86]The boys__(meet)after school yesterday afternoon. [00:53.42]Mr Turner__(say)sorry to the conductor on the train because

发表于:2018-12-10 / 阅读(122) / 评论(0) 分类 (人教版)初中二年级上册

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(28) / 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(24) / 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(37) / 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(31) / 评论(0) 分类 英语新闻
学英语单词
acceptance following construction
airfield lighting
andesite-porphyry
batch size
bias resister
biocrystals
boreoeutherian
bottleflies
Butun, Tg.
capacity model
capillary gas chromatography
chocolate channel
columniform
common block name
crossotarsus simplex
cup nib bolt
D. C. L.
damping frame
dead zone
ditial target extractor (dte)
doofuses
drynursing
dysodynia
end-of-year
endophorics
evacuants
ferrohemoglobin
flower-spray ending
full automatic boiler
groggily
Gross Berkel
herbal medicine
histolysing
Hofstetten
hypostomal area
image sequence
infraglenoid tubercles
internal stabilizer
introvertive
Langau
local session identification
Loire-Inférieure, Dép.de la
low-energy circuit
McNaughton rules
mercury dog's
model locking
multi-track operation
multicopy
Nannocystineae
near-earth orbital guidance
nicknames
nodeless
northern alliances
nose stroke
oil-tempered hard board
oksanen
olefin resin
P-Aminosalicylic
pitch interval
planar circuit
Po Sang Bank Ltd.
potentiometer Cole's
progagtion tank
pseudo-peripteral
radioautolysis
ramus ossis pubis
Regadillo
retardations
sale amount
schlaff gespannt
screwdriver with through tang wooden handle
selmers
septic sore-throat
short-time workers
silicate fouling
singlepressing
soil changing
spacing dimension
spindle shoulder
spotsylvania
staff adjuster
stereophonic record
stress-strain behaviour
subgrade in morass region
subprogram specification
syndrome of yin deficiency and dampness-heat
Syrau
tangles with
time-and-distances
triflumizole
Trube's correlation
tryingness
Tuvinskaya AR
ugur
Vectarion
vetuss
volaris
warp slippage
what-do-you-call-it
wildung
Xerophyllum tenax
Yagi-Uda antenna