再受精

10月4日,在瑞典首都斯德哥尔摩的卡罗林斯卡医学院,诺贝尔奖评审委员会宣布,英国生理学家罗伯特爱德华兹获得2010年诺贝尔生理学或医学奖。 85-year-old Englishman Robert Edwards wins the Nobel Pri

发表于:2018-12-07 / 阅读(198) / 评论(0) 分类 60秒科学

They are only a few weeks old, but these octuplets are already the center of public outrage. Los Angeles police say they plan to investigate death threats against their mom, Nadya Suleman. The 33-year-old single, unemployed mother has been getting hu

发表于:2018-12-11 / 阅读(157) / 评论(0) 分类 万花筒2009年

Scientists in Oregon successfully fixed a disease-carrying gene in human embryos. It was the first time this has been done. This small effort could be a big step in preventing inherited, or gene-related diseases. A research team at Oregon Health Scie

发表于:2019-01-02 / 阅读(147) / 评论(0) 分类 2017年VOA慢速英语(八)月

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

发表于:2019-01-08 / 阅读(220) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky.Got a minute? The 2010 Nobel Prize in Physiology or Medicine goes to 85-year-old Robert Edwards of England, for the development of in vitro fertilization. The Karolinska Institutes Chris

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 Scientific American(十)月

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(234) / 评论(0) 分类 英语新闻
学英语单词
address selection
Adenota
adorally
allocation strategy module
aludels
ancien-regime
antagonistic color
antigambler
attapulgite clay
auricupride (cuproauride)
base cluster
Bay of Plenty
beam weigher
bicomponent polyamide fiber
bishop-elect
boghead-cannel
breadsticks
bring something to the touch
Brumath
building typology
burst up
capitano
Chilla, Cord.de
cinchonine
coefficient of utilization of maximum load
compliance risk
contracting party
corrected vision
costume play
critical functions
date of inspection
Deception jammer.
diamond-die
dismountable mast
distil-house
driving pile
errorcode
familiarising
feed-water chemistry
finjan
first group selector
freshel
glommed
graphite-moderated reactor
Harur
high-strength beryllium copper
hog-louse
hyposaline
Icicle Fingers
ideo-motor training
initial steam parameter
invitationals
irradiation swelling
jump in temperature
karagwes
large power supply
leakage detection pipe
licks one's lips
liquid encapsulation technique
macmillian
naet
nahh
negative impacts
nuclear quadruple resonance
Packsattel
peel sight
pickthall
postal management
primary tumor of heart
prototunicate ascus
recursive least-squares algorithm
reflex camera
regrinds
reticulo-cyte
retired stock
run-out groove
Safe Berth Clause
schmidt diagram (schmidt net)
scolari
secondary network control program
self-sterilizer
shavee
ski lift
specific torque
st-digraph
star bowl
steam locomotive
tagorizine
testing problem
three-cornered trade
time limit of repair
topdown
type of grammar
unconfutable
undervulcanization
unloading speed
Vallorcine
warheaded
wesar
wind rating
word root
wreck railway crane