血细胞染色体

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(67) / 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(81) / 评论(0) 分类 基因外遗传现象

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 Scientific American(一)月

Head to the mountains, and if the steep trails don't slow you down, the thin air will. There's less oxygen up thereso strenuous activity can leave you dizzy, out of breathor worse. But even though you're beat, biochemical processes are already busy a

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 2017年Scientific American(二)月

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(95) / 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(52) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(十一)月

AIDS 艾滋病 Alcohol interaction 酒精过敏 Allergies 各种过敏 Amputation 截肢 Arteriosclerosis 动脉硬化 Bladder Cancer 膀胱癌 Blindness 失明 Brain Damage 大脑损坏 Bronchitis 支气管炎 Cardiomyopathy 心肌梗塞 Cavities 蛀牙

发表于:2019-01-08 / 阅读(112) / 评论(0) 分类 医学英语

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(106) / 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(81) / 评论(0) 分类 VOA慢速英语2009年(十)月

Sickle Cell Disease Cases Are Increasing Basic health interventions may significantly reduce deaths among young children with sickle cell anemia. The illness causes the body to produce sickle or disc shaped red blood cells making it difficult for the

发表于:2019-01-14 / 阅读(85) / 评论(0) 分类 VOA标准英语2013年(七月)

A: My doctor says that I need a blood test. B: I can help you with that. Just have a seat and roll up your left sleeve. A: What are you taking my blood for? B: Your doctor has requested a check of your white blood count. A: What information does that

发表于:2019-01-15 / 阅读(96) / 评论(0) 分类 英语情景对话-健康

By Carol Pearson Washington 09 April 2008 Diabetics have a greater than average chance of having a heart attack or stroke. But new research indicates that lowering blood pressure and cholesterol below recommended guidelines seems to reduce these risk

发表于:2019-02-03 / 阅读(63) / 评论(0) 分类 VOA常速英语2008年(四月)

CHENGDU, Oct. 25 (Xinhua) -- A Chinese biotechnological company announced on Sunday it has developed the world's first 3D blood vessel bio-printer, which makes it possible to produce personalized functional organs. Sichuan Revotek Co., Ltd. based in

发表于:2019-02-11 / 阅读(106) / 评论(0) 分类 英语新闻

A Chinese biotechnological company announced on Sunday it has developed the world's first 3D blood vessel bio-printer, which makes it possible to produce personalized functional organs. 本周日,中国的一家生物技术公司宣布,它已经研

发表于:2019-02-16 / 阅读(97) / 评论(0) 分类 英语新闻

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(113) / 评论(0) 分类 VOA常速英语2007年(十二月)

Voice 1 Thank you for joining us for todays Spotlight, Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 When you lo

发表于:2019-02-21 / 阅读(100) / 评论(0) 分类 环球英语 Spotlight

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(219) / 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(117) / 评论(0) 分类 英语时差8,16

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(252) / 评论(0) 分类 托福英语
学英语单词
adrenoglomerulotrop(h)in
adsorption enhancement
Amaha
asbestos diaphragm
beam and slab raft
big floe
blows his top
break on
brotherless
Buhoro
case hooks
CBCR
chromopectic
cladding-guided mode
computing formula
construction specification
Correns, Carl
covered goods wagon
degerminators
delcredere agreement
destone
dewarts
digital flight data recorder
Dinococcales
discount broker
dispersive prism
emergency stop cancel
enclosure
end cell
evectant
fairwater resistance
family pongidaes
ferric chlorate
first degree discrimination
flat-compound characteristic
fragmental texture
Gironde-sur-Dropt
gsmetoid theory
heat of immersion
hydrargyri chloridum corrosivum
hypertrichosis lanuginosa
i-stufled
improving audit
interweaving
issue of bonds
karabel
leadbetter
legislative subjects
Lugwari
Martin's tmbes
Medulin
Mesosphere-Stratosphere-Troposphere radar
motor-driven carrier
mousery
Ms point
nauseae
neoteuthid
nondiversifiable risk
Nutsch filter
object-oriented interface
oesophagostomosis
oxidation rinsing
parakinetal
payment imbalance
phase transformer
philonotis bartramioides
piping stress
premium deposit
protective coloration
pupa stage
resistance to cutting
round trowel
routine structure
safety-belts
Salvia chunganensis
side drift
sizablest
sodium sulfantimoniate
spleen-yang
spread of spray
st.-mihiel
stand atgaze
strict law
strophulus candidus
superficial mass factor
tapered aeration
temperature sequence
termination fitting for catenary
third-century
Thynnascaris
transnitrosylate
trench box
trial by television
trunnion bed
under-training
visk
wastewater collection
weld cladding process
wheeled distributor
yogananda
zaragozic acid