子染色体

Identicals share one of the closest human relationships biologically. They are likely to grow up looking and sounding extremely similar, yet not a 100% match. A small number of genes in the mother's eggs sit outside the nucleus, known as mitochondria

发表于:2018-12-05 / 阅读(190) / 评论(0) 分类 国家地理2007年

Marcus Pembrey is one of a select band of scientists, a band of scientists who are daring to challenge an orthodoxy . They believe the lives of our parents, grandparents, and even our great grandparen

发表于:2018-12-07 / 阅读(202) / 评论(0) 分类 基因外遗传现象

1. What reason does the girl give for needing a cellphone? A. She can use it to check her email. B. She can call family in case of an emergency. C. She can make cheaper long-distance calls with it. 2.What is one major feature of the calling plan? A.

发表于:2018-12-28 / 阅读(152) / 评论(0) 分类 听英文对话做选择

(BBC News)Scientists in Japan have reported a big advance in the fight against superbugs. (英国国家广播公司报道)日本科学家发表了一项对抗超级细菌的重大进展。 Thousands of people fall ill every year from bacteria the

发表于:2018-12-28 / 阅读(172) / 评论(0) 分类 赖世雄英语新闻听力通

Task 2: GM Foods The term GM foods refers to those produced with the latest genetic engineering techniques. In 2000, countries that grew 99% of the global GM crops were the United States, Argentina, Canada, and China. The next decade will see rapid d

发表于:2018-12-29 / 阅读(171) / 评论(0) 分类 新视野大学英语:视听说教程 1

My real biological mother left me in a basket with me and my sister saying that we were twins and she waited to make sure that we were safe and then my mom right now Betsy, she came to get me in China to adopt me and she took me back to America as, a

发表于:2018-12-30 / 阅读(204) / 评论(0) 分类 国家地理2007年

Neal's front yard was full of leaves. He went outside and raked the leaves. His cell phone rang. He answered it. Then he continued raking. He raked the leaves into three plastic bags. The recycling truck came by an hour later. The driver threw the ba

发表于:2019-01-02 / 阅读(175) / 评论(0) 分类 简单慢速英语阅读

Dermatan sulphate - a glycosaminoglycan found in skin, tendon, blood vessel and heart valves. Desmosomes -one of the types of cell junctions by which cells join or communicate with each other. Desmoso

发表于:2019-01-03 / 阅读(229) / 评论(0) 分类 医务英语

Cemento-enamel junction- the junction between the enamel covering the crown of the tooth and the cementum covering its root. Often referred to as the CEJ. Cementoblasts - cells of mesenchyme origin, i

发表于:2019-01-03 / 阅读(177) / 评论(0) 分类 医务英语

a dramatic increase 急剧增长 英文释义 An increase that is so large it may attract attention. 例句 Genetic improvements in agriculture have resulted ina dramatic increase in many crops, often doubling or tripling annual production.农业基因

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 每日商务英语

伪足( 吞噬作用 ) pseudopodium / pseudopodia ( phagocytosis ) 假肋 false rib ( ribcage ) 假声带( 声带 ) false vocal cord ( vocal cord ) 做梦 dreaming 偏头痛 migraine 副甲状腺 parathyroid gland 副甲状腺素( 副甲状腺 ) parathyroid hormone / PTH ( parath

发表于:2019-01-08 / 阅读(248) / 评论(0) 分类 英文语法词汇

This is the VOA Special English Health Report. Three scientists based in the United States have won the two thousand nine Nobel Prize for Physiology or Medicine. They are being honored for their work in the nineteen eighties about the health of cell

发表于:2019-01-11 / 阅读(213) / 评论(0) 分类 VOA慢速英语2009年(十)月

Speaking on the possibility of human-to-human transmission, Dr. Zhong Nanshan, director of the Guangzhou Institute of Respiratory Diseases, said there's still no evidence at the moment. He added, however, that the medical community should keep a clos

发表于:2019-02-07 / 阅读(207) / 评论(0) 分类 CCTV9英语新闻2014年01月

En route to Hawaii, I noticed one of my passengers in the coach section of the airplane dialing her cell phone. Excuse me. That can't be on during the flight, I reminded her. Besides, we're over the ocean-you won't get a signal out here. That's okay,

发表于:2019-02-15 / 阅读(167) / 评论(0) 分类 英语笑话(MP3+文本)

台湾籍旅美老师今天交给我们的句子是: And despite what many may think, handedness is not a choice. It can be predicted even before birth based on the fetus' position in the womb. So, if handedness is inborn, does that mean it's genet

发表于:2019-02-22 / 阅读(194) / 评论(0) 分类 留美老师带你每日说英文

Hey Don, do you like asparagus? Yep, I love it Yael, can't get enough. But don't you notice there's a certain problem after you've eaten it? Problem? Yeah, everybody knows that eating asparagus can cause a rather unpleasant smell in your urine. I did

发表于:2019-02-23 / 阅读(148) / 评论(0) 分类 英语时差8,16

雅思阅读动植物类真题:Tasmanian tiger Extinction Is Forever?(塔斯马尼亚虎) Tasmanian tiger Extinction Is Forever?Danger, says the sign on the doorof a laboratory at the Australian Museum in Sydney: Tasmanian Tiger,Trespassers will be

发表于:2019-02-25 / 阅读(358) / 评论(0) 分类 雅思英语

In mammals, the sex of a baby is determined by the combination of chromosomes it inherits from its parents. Nearly every cell in a male body has two different sex chromosomesone is shaped like an X and one is shaped like a Y. Females also have two se

发表于:2019-03-06 / 阅读(228) / 评论(0) 分类 英语时差8,16

今天我们要学的词是 genetic. Genetic 形容词,遗传的,基因的。For the first time, the FDA will allow a company to sell genetic tests for disease risks directly to consumers. 美国食物药物管理局首次允许一家公司直接向

发表于:2019-03-07 / 阅读(229) / 评论(0) 分类 英语单词荟萃

TPO12 Lecture 1 6. What does the professor mainly discuss?(主旨题) A. How genes control human development. B. Why various types of human cells divide at different rates. C. How human chromosomes differ from one another. D. Why most human cells

发表于:2019-03-13 / 阅读(396) / 评论(0) 分类 托福英语
学英语单词
adenoma polsposum
aerial cannon
aircraft plywood
ancorinid
apians
appeached
back power
backing register
Bacon, Francis
braestrup
Brunhilde virus
campylidia
Capsella
catalyst-to-crude ratio
cell-matrix
centreless grinder
cervical ligaments of uterus
circular trip
clownship
Coast Miwok
Color Look Up Table
conceptos
cone
conophthalmus
control drum span
corrosion control
cross one's t's and dot one's i's
data base procedure
defier
deuteriations
ditch sweeper
DNHW
dromous fishes
dry distillation
Dschubba
duviviers
electrically-welded chain
executive overhead
ezzi
fixed wing slot
flat micanite
foot-guards
high-tension line
homininoxious
hotdip
hyper text markup language
kelp bed
lashwise
light reaction
Manāqīr
Mazdakites
minutes of proceedings
mofetta
molta
multiple electrode spot welding machine
muscular osteoma
myspacing
next-available block register
null - terminated string
on load voltage
operator dominant system
optical oceanography
optimum mix
overexposures
ownwords
palmer scan
palpomyia abdominalis
penetrating angle
photon counting method
plan of weave
pork-barrel
prune effect
pueraria lobata thomsonii
pussy-paws
random length
rejuventation
return flow scavenging
rim band
Seaborg
service engineering
sharpshooters
shredding roll
sillago asiatica
slopfall
solar magnetic dipole field
specified air command
storm off
Strongoli
suction mold
Suining
sure-fire current
thermoformable
torque-controlled pneumatic wrench
trainer equipment design specification
tv university
vesical vein
virgin alloy
wabi
wagon load
wash-over string
wind-suckings
work one's passage