后成白云岩

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(129) / 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(96) / 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(102) / 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(180) / 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(135) / 评论(0) 分类 英语新闻
学英语单词
16-bit sound card
acoustic standard
agamo-
antiprostaglandins
ARG-ROB
atomic shell
bedag
blood plague
bon voyages
by preference
calloa painter
Cande
Chugima
coding ratio
coin withdrawn from circulation
commercial quality
confusio
conjugation,zygosis
cooperative super market
croop property
crummy
cupsworth
differential thermal curve
Dobbertin
double side-band system
double space key
easy-peasier
edictum tralaticium
federation
fleecer
flip chip on substrate
floating point feature instruction
fold of upper eyelid
hold to
hull clause
hydroxy ethyl cellulose
hydroxyphenylglutamine
hypostatising
incisurae frontalis
induction stirred furnace
inference rule soundness
information center
ingot tilter
jecs
kleon
kolstad
Lactobacillus bulgaricus
leave of absence
lifting clamps
marginal supplier
mass fragmentography
mega hwrtz
moultiplye
multiple address traffic
myocardial visualization
naked fifth
neon device
New Orleans jazz
optoelectronic scanning
otis skinners
over exercise
plant rooms
polybenzoimidazole
porogadus guentheri
receipt for shipment documents
red brown mediterranean soil
revenue measure
rigmarole
scan(ning) conversion
scarletite
short-period value
show concern for sb
simlas
slime control
smirking
solid laminated partition
solubilizing mechanism
Spelling Ace
spread throughout
states-of-being
Steel R.
stenopeic spectacles
storm axis
sweet grass hills
synchronization skeleton
syntagma
tablette
tangelos
tax-bearing capacity
thermal-coal
thorakial
three-drug
tide-rock
Tiko
Trimurti
wall-opening
wave front interference
weapon system calibration equipment
wetting effect
whatnot
wicinski
Wykehamists