← 返回主頁

📖 Chapter1

83
總詞彙
1
當前
0
已學習

gene

1
n.基因
a specific sequence of nucleotides in DNA or RNA that is located usually on a chromosome and that is the functional unit of inheritance controlling the transmission and expression of one or more traits by specifying the structure of a particular polypeptide and especially a protein or controlling the function of other genetic material
a dominant/recessive gene
顯性 / 隱性基因

chromosome

2
n.<生>染色體
any of the rod-shaped or threadlike DNA-containing structures of cellular organisms that are located in the nucleus of eukaryotes, are usually ring-shaped in prokaryotes (such as bacteria), and contain all or most of the genes of the organism; also : the genetic material of a virus
chromosomal abnormalities
染色體畸形

mendel

3
孟德爾(Gregor Johann,1822-1884,奧地利遺傳學傢)
Gregor Johann 1822—1884 Austrian botanist
In 1857 Mendel started experimenting with peas in his monastery garden.
1857年,孟德爾開始在修道院的菜園裏用豌豆做實驗。

allele

4
n.等位基因,等位片段
any of the alternative forms of a gene that may occur at a given locus
The mutation was confirmed by allele specific PCR ( ASPCR ).
應用等位基因特異性 PCR 驗證測序所發現的突變.

progeny

5
n.子孫; 後裔; 結果; 結局
descendants, children
He was surrounded by his numerous progeny.
眾多的子孫簇擁著他。

recessive

6
adj.有倒退傾嚮的,逆行的; (遺傳特徵)隱性的
tending to recede
Sickle-cell anaemia is passed on through a recessive gene.
鐮狀細胞貧血通過隱性基因遺傳給後代。

mutation

7
n.變化; 轉變; 突變; 變異
a significant and basic alteration : change
cells affected by mutation
受到突變影響的細胞

gamete

8
n.接閤體,配偶子
a mature male or female germ cell usually possessing a haploid chromosome set and capable of initiating formation of a new diploid individual by fusion with a gamete of the opposite sex
The typical male gamete is small , notile ( by means of UNDULIPODIA ), and produced in large numbers.
在許多簡單原始生物體中, 配子具有相似的結構和功能 ( 同形配子 ).

heredity

9
n.遺傳; 遺傳性
inheritance
the debate over the effects of heredity and environment
有關遺傳與環境影響的辯論

mendelian

10
[醫]孟德爾的:以Gregor Johann Mendel命名的,見character項下
of, relating to, or according with Mendel's laws or Mendelism
Mendelian gene is not a real physical entity but an abstraction or symbol.
孟德爾式的基因並不是真正的實體,而是抽象概念或者是說明性的符號.

recombinant

11
n.重組[復閤]器官,重組細胞,重組體[子]
relating to or exhibiting genetic recombination
The drug is a recombinant protein, called Factor VIII , which is necessary to help blood clot.
該藥是一種重組蛋白質, 叫第8因子, 能有效地幫助血液凝固.

drosophila

12
n.果蠅(因其壽命短,繁殖力強,故將其作為遺傳實驗用)
any of a genus (Drosophila) of fruit flies used in genetic research
SINA gene was firstly identified in Drosophila.
SINA基因最初是在果蠅中剋隆到.

crossover

13
n.[生](雜色體的)雜交,交換; [鐵路]岔道,轉綫路; <英>(交搭胸前的)女圍巾; 天橋
crossing
The album was an exciting jazz-pop crossover.
這張唱片中收集瞭爵士樂與流行音樂兩種風格相結閤的精彩作品。

wrinkle

14
n.皺紋; 竅門v.使起皺紋
a small ridge or furrow especially when formed on a surface by the shrinking or contraction of a smooth substance : crease; specifically : one in the skin especially when due to age, worry, or fatigue
There were fine wrinkles around her eyes.
她眼角上齣現瞭魚尾紋。

seed

15
n.種子; 子孫; 起源; (尤指網球比賽)種子選手vt.播種; 抽齣種子選手; 除去…之種子; 確定(某人)為種子選手vi.結籽; (種子)繁殖
the grains or ripened ovules of plants used for sowing
a packet of wild flower seeds
一包野花籽

phenotype

16
n.顯型
the observable characteristics or traits of an organism that are produced by the interaction of the genotype and the environment : the physical expression of one or more genes
The Dnd phenotype was also found in DNA of Mycobacterium smegmatis mc 2155 by PFGE.
在PFGE中發現恥垢分枝杆菌mc~2155也具有Dnd錶型.

homozygous

17
adj.同型結閤的,純閤子的
having the two genes at corresponding loci on homologous chromosomes identical for one or more loci
F 1 females could be backcrossed to the male homozygous recessive parent.
也可用雌性F1與隱性純閤雄性親本迴交.

mutant

18
n.突變體; 突變異種; 變種生物; 突變adj.突變的; 變異的; 變異所引起的; 經過突變的
of, relating to, or produced by mutation
a mutant gene
變異基因

experiment

19
n.實驗; 試用v.做實驗; 嘗試
test, trial
Many people do not like the idea of experiments on animals.
許多人不贊成在動物身上做試驗。

breed

20
v.交配繁殖; 釀成n.(動物)品種; 種類
to produce (offspring) by hatching or gestation
Nothing breeds success like success.
一事成功萬事亨通。

parental

21
adj.父母的; 親代的; [生](雜種)親本的; 作為來源[淵源]的
one that begets or brings forth offspring
parental responsibility/rights
父母的職責 / 權利

locate

22
v.找到,探明,確定…的位置; 放置,設立,建立; 創辦於
to establish oneself or one's business : settle
The mechanic located the fault immediately.
機修工立即找到瞭齣故障的地方。

trait

23
n.特點,特徵,特性
a distinguishing quality (as of personal character)
personality traits
個性特點

genotype

24
n.基因型; 屬型
type species
It was concluded that XD 011 was the strongest Cdtolerant genotype among the tested fifteen peanut genotypes.
通過本次研究得齣,基因型XD011是鎘低富集品種,且具有相對較強的耐鎘性.

homologous

25
adj.相應的; 類似的; 一緻的; 同源的
having the same relative position, value, or structure: such as
The seal's flipper is homologous with the human arm.
海豹的鰭肢與人類的手臂同源。

linkage

26
n.聯係,連鎖,聯動,連接; 鏈係,聯動裝置; <電>耦閤,磁鏈,匝連; <化>鍵閤
the manner or style of being united: such as
This chapter explores the linkage between economic development and the environment.
本章探討的是經濟發展與環境之間的關係。

meiosis

27
n.減數分裂,成熟分裂
the presentation of a thing with underemphasis especially in order to achieve a greater effect : understatement
Cycling meiosis and fertilization events produces a series of transitions between alternating haploid and diploid states.
減數分裂和受精作用的周期甚至産生瞭一個在單倍體階段與二倍體階段來迴交替的過渡序列.

geneticist

28
n.遺傳學者
a branch of biology that deals with the heredity and variation of organisms
The book was written by Dr. Cooper a geneticist.
這書是遺傳學傢古柏博士寫得.

venation

29
n.脈序,脈相
an arrangement or system of veins (as in the tissue of a leaf or the wing of an insect)
There are two kinds of venation , parallel and net.
葉脈有兩種:平行脈和網狀脈.

wing

30
n.(機)翼,翅膀; 側廳,邊廂; (汽車)擋泥闆; (尤指政治組織的)派; 邊鋒; 飛行資格v.飛(行); 趕往
one of the movable feathered or membranous paired appendages by means of which a bird, bat, or insect is able to fly; also : such an appendage (as of an ostrich) even though rudimentary or modified so no longer having the power of flight
The swan flapped its wings noisily.
天鵝大聲地拍打著翅膀。

inheritance

31
n.繼承; 遺傳; 遺産
something that is or may be inherited
She spent all her inheritance in a year.
她在一年之內用完瞭所有繼承的遺産。

fig

32
n.無花果; 無花果樹
an oblong or pear-shaped syconium fruit of a tree (genus Ficus) of the mulberry family
a fig tree
無花果樹

postulate

33
vt.假定; 提齣要求; 視…為理所當然n.假定; 先決條件; 基本原理
demand, claim
They postulated a 500-year lifespan for a plastic container.
他們假定塑料容器的壽命為500年。

hereditary

34
adj.(生物學中)遺傳的; 世襲的; 遺傳性
genetically transmitted or transmittable from parent to offspring
hereditary peers/rulers
世襲的貴族 / 統治者

biologist

35
n.生物學傢
a branch of knowledge that deals with living organisms and vital processes
The biology of these diseases is terribly complicated.
這些疾病的機理極其復雜。

independently

36
adv.獨立地,自立地,無關地
not dependent: such as
Ceiling and wall lights can operate independently.
吊燈和壁燈可單獨開關。

chromo

37
n.多彩石印版
chromolithograph
Microscopic examination of a cell's chromo-somes can reveal the sex of the fetus.
利用顯微鏡檢查細胞染色體可以發現胎兒的性彆。

chromatid

38
n.染色單體
one of the usually paired and parallel strands of a duplicated chromosome joined by a single centromere
METHODSTo determine the sister chromatid exchanges SCE of chronic alcoholism patients by peripheral blood culture.
應用外周全血淋巴細胞培養方法檢測慢性酒精中毒患者淋巴細胞姐妹染色單體交換率.

muller

39
n.研杵,粉碎機,研磨機
a stone or piece of wood, metal, or glass used as a pestle for pounding or grinding
The Muller family have been making specialist beers at their brewery in Munster for 200 years.
馬勒傢族已經在他們位於明斯特的啤酒廠專門從事啤酒釀製達200年之久。

characteristic

40
n.特色; 特點; 品質adj.明顯的; 典型的; 獨特的
a distinguishing trait, quality, or property
She spoke with characteristic enthusiasm.
她說話帶著特有的熱情。

parent

41
n.父親(或母親); 先輩; 根源,起源; 保護者
one that begets or brings forth offspring
He's still living with his parents.
他還和父母住在一起。

peas

42
n.豌豆( pea的名詞復數 ); 豌豆( pease的名詞復數 ); 嫩豌豆莢
a variable annual Eurasian vine (Pisum sativum) of the legume family that is cultivated especially for its rounded smooth or wrinkled edible protein-rich seeds
The steak was tough and the peas were like bullets.
牛排老得嚼不動,豌豆像子彈一樣硬。

hypothesis

43
n.假設,假說; [邏]前提
an assumption or concession made for the sake of argument
It would be pointless to engage in hypothesis before we have the facts.
在我們還沒掌握事實的情況下瞎猜是毫無意義的。

probability

44
n.可能性; 幾率,概率; 或然性
the chance that a given event will occur
The probability is that prices will rise rapidly.
物價有可能會迅速上升。

morgan

45
n.摩(基因交換單位)
a unit of inferred distance between genes on a chromosome that is used in constructing genetic maps and is equal to the distance for which the frequency of crossing over between specific pairs of genes is 100 percent
Dividing his command, Morgan assailed both strongholds at the same time.
摩根派遣部隊同時襲擊瞭兩個據點。

protein

46
n.[化]朊,蛋白(質)
any of various naturally occurring extremely complex substances that consist of amino-acid residues joined by peptide bonds, contain the elements carbon, hydrogen, nitrogen, oxygen, usually sulfur, and occasionally other elements (such as phosphorus or iron), and include many essential biological compounds (such as enzymes, hormones, or antibodies)
essential proteins and vitamins
必不可少的蛋白質和維生素

chromosomal

47
adj.染色體的
any of the rod-shaped or threadlike DNA-containing structures of cellular organisms that are located in the nucleus of eukaryotes, are usually ring-shaped in prokaryotes (such as bacteria), and contain all or most of the genes of the organism; also : the genetic material of a virus
Like mRNA, both tRNA and rRNA are transcripts of chromosomal DNA.
tRNA及rRNA同mRNA一樣, 都是染色體DNA的轉錄産物.

organisms

48
n.有機物( organism的名詞復數 ); 有機體; 生物; 有機體係
a complex structure of interdependent and subordinate elements whose relations and properties are largely determined by their function in the whole
The living organisms somehow concentrated the minerals by biological processes.
生命體通過某種生物過程聚集礦物質。

strain

49
n.壓力,重負; 拉力,張力; 拉傷,扭傷; 個性特點; 品係,品種(動植物的)株係; 類型;品質;個性特點,稟性; (尤指金錢)過多使用v.拉傷,損傷; 盡力; 使不堪承受,使緊張; 拉緊; 過濾
lineage, ancestry
Their marriage is under great strain at the moment.
眼下他們的婚姻關係非常緊張。

assortment

50
n.各式各樣; 什錦
the act of assorting
He was dressed in an odd assortment of clothes.
他穿著奇裝異服。

arrangement

51
n.安排; 籌劃; 布置; 商定; 協議; 整理; 改編樂麯
the state of being arranged : order
You can cash cheques here by prior arrangement with the bank.
你事先和銀行商妥,就可以在這裏兌現支票。

recombination

52
n.再結閤; 再化閤; 復閤
the formation by the processes of crossing-over and independent assortment of new combinations of genes in progeny that did not occur in the parents
The degree of recombination is reciprocal in most cases.
重新結閤的程度在大多數情況下是相互的.

affect

53
v.影響; 使感動; (疾病)感染; 假裝
to produce an effect upon (someone or something):
Your opinion will not affect my decision.
你的意見不會影響我的決定。

oxford

54
n.牛津鞋(一種係鞋帶的皮鞋)(oxfords)n. 牛津(英國城市); 牛津大學 (Oxford)
a low shoe laced or tied over the instep
Oxford's social circle was far too liberal for her taste.
牛津的社交圈過於開放,不閤她的胃口.

variability

55
n.變化性,易變,變化的傾嚮; 變率
able or apt to vary : subject to variation or changes
climatic variability
氣候的多變性

huxley

56
n.赫胥黎,生物學傢,Aldous的祖父
Aldous Leonard 1894—1963 brother of Julian Huxley English novelist and critic
Huxley was an exponent of Darwin's theory of evolution.
赫胥黎是達爾文進化論的鼓吹者.

segregation

57
n.分離,隔離; 種族隔離; [化]分離,偏析; 熔析
the act or process of segregating : the state of being segregated
racial/religious segregation
種族 / 宗教隔離

factor

58
n.因素; 因子; 倍數; 係數v.把…因素包括進去
one who acts or transacts business for another: such as
economic factors
經濟因素

diploid

59
adj.雙重的,倍數的,雙倍的
having or involving two sets of homologous chromosomes
During the process of fertilization a zygote with the diploid set is produced.
通過受精作用使受精卵形成一個二倍體.

occur

60
v.發生; 存在於
to be found or met with : appear
When exactly did the incident occur?
這一事件究竟是什麼時候發生的?

publish

61
v.齣版,刊登; 發錶; 公布
to make generally known
The first edition was published in 2002.
第一版於2002年發行。

pigment

62
n.顔料,色料; [生]色素
a substance that imparts black or white or a color to other materials; especially : a powdered substance that is mixed with a liquid in which it is relatively insoluble and used especially to impart color to coating materials (such as paints) or to inks, plastics, and rubber
The Romans used natural pigments on their fabrics and walls.
古羅馬人在織物和牆壁上使用天然顔料。

discovery

63
n.發現; 發現的事物/人
the act or process of discovering
the discovery of antibiotics in the 20th century
20世紀抗生素的發現

speculation

64
n.投機買賣; 思考; 投機活動; 推斷
an act or instance of speculating: such as
There was widespread speculation that she was going to resign.
人們紛紛推測她將辭職。

complicate

65
v.使復雜化
to make complex or difficult
I do not wish to complicate the task more than is necessary.
我不想使這項任務不必要地復雜化。

alfred

66
n.阿爾佛雷德(男子名)
849—899 the Great king of Wessex (871—899)
He was clumsily trying to grab at Alfred's arms.
他笨手笨腳地想抓住艾爾弗雷德的手臂。

propose

67
v.提議; 打算; 提名; 求婚
to form or put forward a plan or intention
(British English also)She proposed that the book should be banned.
她提議查禁這本書。

evolutionary

68
adj.進化的,發展的
descent with modification from preexisting species : cumulative inherited change in a population of organisms through time leading to the appearance of new forms : the process by which new species or populations of living things develop from preexisting forms through successive generations; also : the scientific theory explaining the appearance of new species and varieties through the action of various biological mechanisms (such as natural selection, genetic mutation or drift, and hybridization)
evolutionary theory
進化論

pea

69
n.豌豆,豌豆類; 豌豆狀物; 〈美俚〉棒球
a variable annual Eurasian vine (Pisum sativum) of the legume family that is cultivated especially for its rounded smooth or wrinkled edible protein-rich seeds
frozen peas
冷凍豌豆

differ

70
v.有區彆; 有分歧
to be unlike or distinct in nature, form, or characteristics
They hold differing views.
他們持有不同的觀點。

sperm

71
n.精子; 精液; 鯨蠟油
semen
He has a low sperm count (= very few live male cells) .
他的精液精子計數低。

derive

72
v.(使)起源於,來自; 獲得
to take, receive, or obtain especially from a specified source
The word ‘politics ’ is derived from a Greek word meaning ‘city ’.
politics一詞源自希臘語,意思是city。

frequently

73
adv.頻繁地,經常
at frequent or short intervals
Buses run frequently between the city and the airport.
公共汽車頻繁地來往於市區與機場之間。

maternal

74
adj.母親的; 母親般的; 母係的; 母親方麵的
of, relating to, belonging to, or characteristic of a mother : motherly
maternal love
母愛

represent

75
v.代錶; 象徵; 維護…的利益; 相當於; 描繪; 正式提齣
to bring clearly before the mind : present
The competition attracted over 500 contestants representing 8 different countries.
這次比賽吸引瞭代錶8個不同國傢的500多名參賽者。

ratio

76
n.比,比率; 比例; 係數
the indicated quotient of two mathematical expressions
What is the ratio of men to women in the department?
這個部門的男女比例是多少?

breeding

77
n.生育; (動物的)飼養; 教養(尤指行為或禮貌方麵); <核>增殖v.生育( breed的現在分詞 ); 繁殖; 孕育; 導緻
the action or process of bearing or generating
the breeding season
繁殖季節

examine

78
v.仔細檢查; 檢查身體; 審查; 考核; 法庭詢問
to inspect closely
The doctor examined her but could find nothing wrong.
醫生給她作瞭檢查,但沒發現什麼問題。

arise

79
v.齣現,産生; (由…)引起; 起床,起身; 聳立; 奮起鬥爭; (隨靠近而)逐漸顯現
to begin to occur or to exist : to come into being or to attention
The peasants arose against their masters.
農民奮起反對奴役他們的人。

assort

80
vt.把…分類vi.相配; 相稱 ; 交際; 交往
to distribute into groups of a like kind : classify
He prefers to assort with men of his age.
他更喜歡與自己的同齡人交往。

haploid

81
adj.單一的
having or involving one set of homologous chromosomes
Cycling meiosis and fertilization events produces a series of transitions between alternating haploid and diploid states.
減數分裂和受精作用的周期甚至産生瞭一個在單倍體階段與二倍體階段來迴交替的過渡序列.

cytological

82
細胞學的
a branch of biology dealing with the structure, function, multiplication, pathology, and life history of cells : cell biology
Purpose To show the value of the cytological diagnosis in esophageal adenocarcinomas.
目的:探討食管中段腺癌的細胞學診斷意義.

duplicate

83
v.重復; 復製,復印adj.復製的; 副本的n.復製品; 副本
consisting of or existing in two corresponding or identical parts or examples
a duplicated form
復製的錶格