染色体嵌合体

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

发表于:2018-12-24 / 阅读(123) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(六)月

Birth Defects Rise in Former Iraqi Battleground Five-year-old Lujane is one of hundreds of children in Fallujah who have been born since 2004 with severe birth defects. Her father says Lujane suffers from multiple afflictions that Iraqi doctors strug

发表于:2019-01-14 / 阅读(102) / 评论(0) 分类 VOA标准英语2012年(十二月)

CANBERRA, Aug. 17 (Xinhua) -- Australian scientist on Wednesday said his international research team has discovered the trick on how butterfly learn to change its wing pattern to avoid being eaten by birds. The Amazonian butterfly, Heliconius numata,

发表于:2019-02-06 / 阅读(93) / 评论(0) 分类 英语新闻

I want you to imagine two couples 我希望大家设想一下,两对夫妇 in the middle of 1979 在1979年的年中 on the exact same day, at the exact same moment, 在相同的一天,相同的时刻 each conceiving a baby -- okay? 每对怀上了

发表于:2019-02-13 / 阅读(99) / 评论(0) 分类 TED演讲教育篇
学英语单词
a complete range of
acrasis rosea
Alectridium
amplitude linearity
asia-pacific economic corporation (apec)
automatic cutoff
Azithromax
bacillocin
base tilt
basic pigment
benzeneazoethane
bindiis
black-billed capercaillie
borace
caroa
chaines papillon
charting photography
chrome-steel
colored substance
constant periodic oscillation
continue port
continuous disc type coil
corn beefs
density of highway network
die pressing
direct product code
division in fractional ratio
dovetail tenon
eave tiebeam
expand film
fade away into
finishing file
first nozzle
flat target
fluid pressure molding
foam sprinkler
four wheel screw jack
four-phase signaling protocol
garama
goods sold
graphical mechanics
guy-line anchor
heat-capacity curve
heterotypic(al)isocortex
incision
infinite variety
interneuronal
Isachne miliacea
kellwood
know-nothings
leaa
lillesands
lush-roll
make war on
material in process
maturation of ovum
misfielding
muriquis
non execution
noncisgender
organic foulant
overdream
ovoadaptation
passwordless
paucus
PBO
perquisites
photoelectrets
positional tolerance
preassessment
price squeeze
QRS complex
ramus ulnaris
Raunkiaer's life form
region of growth
repled
round scads
sanitariness
satellite laboratory
Schilling rudder
scientific project
semi-synchronousness
senecifolin
sewr
sexual maturation period
spin fluctuation feedback
spotting in
Staphylococcus aerogenes
state budget deficit
supervisor status
theil
transfeature
Trouton's viscosity
tuberculeo-
ultrared drying
undeveloped estate
unkinkable rope
visualizes
vulcanological
wayfering
whatever happened to
wiserine (anatase)