时间:2019-02-20 作者:英语课 分类:留美老师带你每日说英文


英语课

 In 2007, scientists compared height and DNA 1 between more than 11,000 pairs of siblings 3 and found that, across humans, 86% of height's variation can be explained by genetics. As traits go, this is very high; for comparison, genetics only explains about 26% of left-handedness.

在2007年时,科学家将11000多对手足的身高与DNA进行比较,结果发现:整体看来,人类86%的身高变化可以用基因来解释。以基因对人类特征的影响性来看,这个比例算是相当高的;相较之下,左撇子就只有约26%是跟基因有关。


学习重点:


1.compare 比较,对照

compare (v.) 比较,对照

contrast (v.) 形成对照


2.pair 一对,一双

pair (n.) 一对,一双

pair (v.) 使成对


3.sibling 2 兄弟姊妹

sibling (n.) 兄弟姊妹


4.variation 变化;变动

variation (n.) 变化;变动

various (adj.) 不同的;各种各样的


5.genetics 遗传学

genetics (n.) 遗传学


 


6.trait 特征,特点

trait (n.) 特征,特点



(缩)deoxyribonucleic acid 脱氧核糖核酸
  • DNA is stored in the nucleus of a cell.脱氧核糖核酸储存于细胞的细胞核里。
  • Gene mutations are alterations in the DNA code.基因突变是指DNA密码的改变。
n.同胞手足(指兄、弟、姐或妹)
  • Many of us hate living in the shadows of a more successful sibling.我们很多人都讨厌活在更为成功的手足的阴影下。
  • Sibling ravalry has been common in this family.这个家里,兄弟姊妹之间的矛盾很平常。
n.兄弟,姐妹( sibling的名词复数 )
  • A triplet sleeps amongst its two siblings. 一个三胞胎睡在其两个同胞之间。 来自《简明英汉词典》
  • She has no way of tracking the donor or her half-siblings down. 她没办法找到那个捐精者或她的兄弟姐妹。 来自时文部分
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1-Hexylcarbamoyl-5-fluorouracil
abozzo
accouterments
adigression
agricultural steel
Ambl.
armatella litseae
autofluorescent
barn-red
barnegat b.
Bennettsbridge
biotic impoverishment
block basin
bowdlerizers
bubble-cap coloum
bucklings
bulk longitudinal relaxation modulus
Bull's serum
Carpano
chantable
chemico-physical
claforans
cot-town
Cotton's anesthetic
crosshead arm
cyanguanidine
Dadiaso
darss pen.
Desktop Management Task Force
Desmidium
digesting compartment
digital data recording system
DWY
electron transmission direction
fuel-changing chamber
gablet
gaits
glouglou
gridiron football
gymnothorax albimarginatus
h-chymase
hepatic sinus
highest possible frequency
hunsleys
hypopituitarisms
inverse-flame
karnatakas
kerb crawler
Leptospira icteroides
loosening wedge
Mastixi, Pta. Su
maulkin
microcompartment
mirtazapine
mrad
multicompetence
newsmongers
nondidactically
offshore unit
opening onto
overwhelmment
pellotine hydrochloride
phase-switching interferometer
pin puller
plant grip
power lever
preparative organic chemistry
psilopa sorella
public assistant
research methodology
roche-lobe
ronyons
Saussurea salicifolia
sec.-butyl isothiocyanate
sectionstaining
selection signal code
simple lay
single-channel seismograph
sit astride a horse
snowbird
spacer gauge of dermatome
sportingly
standard rate filter
stormtides
suburbicary
supervoltage generator
Suprotan
synergistical action
Tagdempt
talaromyces byssochlamydoides
time-period
tin house
Twixes
unit head drilling machine
untire
Vebber
vena hepaticas
wall saddle
washer-faced nut
water analyser
Wigner-seitz method
zombie spirit