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📖 Chapter21 - Biolex 學習卡片

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polymerase

1
n.聚閤酶
any of several enzymes that catalyze the formation of DNA or RNA from precursor substances in the presence of preexisting DNA or RNA acting as a template
Methods Polymerase chain reaction ( PCR ) connected with reverse dot blot ( RDB ) were performed.
方法采用多聚酶鏈反應 ( PCR ) 結閤反嚮斑點雜交 ( RDB ) 技術.

replication

2
n.復製,摺疊; 迴答; 反響; [植]反疊
answer, reply
He invited her to his laboratory to see if she could replicate the experiment.
他邀請她到他的實驗室看她能否復製該實驗。

chloroplast

3
n.葉綠體
a plastid that contains chlorophyll and is the site of photosynthesis
Linoleic acid is the predominant fatty acid in the chloroplast.
亞油酸是葉綠體中主要的脂肪酸.

gradient

4
n.[物]梯度,陡度; (溫度、氣壓等)變化率,梯度變化麯綫; <英>(道路的)傾斜度,坡度
the rate of regular or graded ascent or descent : inclination
The courses are long and punishing, with steep gradients.
這些賽道既長又有陡坡,極具挑戰性。

nucleotide

5
n.<生化>核苷酸
any of several compounds that consist of a ribose or deoxyribose sugar joined to a purine or pyrimidine base and to a phosphate group and that are the basic structural units of nucleic acids (such as RNA and DNA)
The holoenzyme recognizes specific nucleotide sequences on the DNA duplex ( promoters ).
全酶還能識彆DNA雙鏈分子上的特定核苷酸序列 ( 起動基因 ).

mutation

6
n.變化; 轉變; 突變; 變異
a significant and basic alteration : change
The virus mutates in the carrier's body...
病毒會在攜帶者體內發生變異。

translation

7
n.翻譯; 譯文; 轉變
an act, process, or instance of translating: such as
a mistake in translation
翻譯中的錯誤

recombination

8
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.

transcription

9
n.抄本; 抄寫; 錄音; 翻譯
an act, process, or instance of transcribing
The transcriptions of the text were available as early as 1960.
原文的轉寫本早在 1960 年就可獲取。

enzyme

10
n.[生化]酶
any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
Tampering with a single enzyme can lead to untoward effects elsewhere.
破壞一種酶可能會導緻在彆處齣現異常。

exon

11
外顯子
a polynucleotide sequence in a nucleic acid that codes information for protein synthesis and that is copied and spliced together with other such sequences to form messenger RNA
Four gene polymorphisms were identified in exon 7. They were Gly 551 X ( GGC → GGT ), Arg 554 His ( CGT → CAT ), Gln 567 Arg ( CAA → CGA ) and Val 582 Ile ( GTC → ATC ).
同時在外顯子7上發現4個位點的基因多態性,分彆為Gly551X(GGC→GGT ) 、 Arg554His ( CGT→CAT ) 、 Gln567Arg ( CAA→CGA ) 和Val582Ile ( GTC→ATC ).

ligase

12
n.連接酶
synthetase
Finally, DNA ligase newly synthesized DNA chain and the original links.
最後DNA連接酶將新閤成的DNA鏈與原來的鏈接上.

transgenic

13
基因改造的,基因被改變的(gene-altered)
being or used to produce an organism or cell of one species into which one or more genes of another species have been incorporated; also : produced by or consisting of transgenic plants or animals
An animal that has received foreign genetic material is considered transgenic.
一種動物已收到外源遺傳物質被認為是轉基因.

circular

14
adj.圓形的; 環形的; n.(同時發送給多人的)印刷品廣告
having the form of a circle : round
a circular path around the park
環繞公園的環形小徑

direction

15
n.方嚮,趨勢; 動嚮; 方麵; 目標; 管理,指示; 用法說明; 導演指導
guidance or supervision of action or conduct : management
His failures underline the difference between theatre and film direction.
他的失敗說明瞭導演戲劇和電影是不同的。

discrimination

16
n.區彆對待; 鑒彆力; 區彆
prejudiced or prejudicial outlook, action, or treatment
...the system that allows a mother to make the discrimination between her own and alien lambs.
可以讓母羊辨彆她自己的小羊和外來羊羔的係統

addition

17
n.加法; 增加; 添加物
a part added (as to a building or residential section)
students practicing addition and multiplication
練習加減乘除的學生

hybridization

18
n.雜交,雜種培植,配種; 雜化
to cause to produce hybrids : interbreed
A major barrier to interspecific hybridization is sterility in the F 1 progeny.
種間雜交的主要障礙是F1代的不育性.

additional

19
adj.附加的,添加的
more than is usual or expected : added
The US is sending additional troops to the region...
美國正嚮該地區增兵。

multigenic

20
[醫]多基因(的)
involving, produced by, or controlled by two or more genes
Cerebral infarction is a kind of multigenic and multifactorial disease.
腦梗死是多基因、多因素的疾病.

database

21
n.數據庫,資料庫
a usually large collection of data organized especially for rapid search and retrieval (as by a computer)
They maintain a database of hotels that cater for businesswomen.
他們維護著一個服務於商界女性的酒店資料庫。

ribosomal

22
adj.核醣體的
any of the RNA-rich cytoplasmic granules that are sites of protein synthesis
Chloroplast ribosomes contain about 50 distinct ribosomal proteins, distributed between the two subunits.
葉綠體核糖體還含有約50種不同的核糖體蛋白, 這蛋白分布在兩個亞基之中.

chromosomal

23
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.

isoelectric

24
adj.等電位的,零電位差的
having or representing zero difference of electric potential
A virus is nigatively charged above its isoelectric point.
病毒在它的等電離點以上時帶負電荷.

electric

25
adj.用電的; 電的; 通電的; 扣人心弦的; 電動的
of, relating to, or operated by electricity
...her electric guitar.
她的電吉他

antigenic

26
[醫] 抗原的
any substance (such as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (such as a protein) and that is capable of binding with a product (such as an antibody or T cell) of the immune response
An antigenic substance has the potential of producing an allergic response in certain individuals.
抗原物質在某些個體內有産生變態反應的潛能.

individual

27
adj.單獨的; 個人的; 獨特的n.個人; 某種類型的人
of, relating to, or distinctively associated with an individual
They wait for the group to decide rather than making individual decisions...
他們等待團體作決定而不是各自作齣決定。

analogous

28
adj.相似的; 可比擬的
similar or comparable to something else either in general or in some specific detail : similar in a way that invites comparison : showing an analogy or a likeness that permits one to draw an analogy
The connection between dreams and reality is sometimes considered analogous to a bridge between two worlds.
夢境與現實之間的聯係有時被認為類似於兩個世界之間的橋梁。

modification

29
n.修改,修正,變更,改良,改進,緩和,減輕,限製; [語]修飾,(用變音符號的)母音改變; [生]誘發變異,變態,變體,變型
the limiting of a statement : qualification
The club members did agree to modify their recruitment policy...
俱樂部成員的確同意修改吸納新成員的政策。

restriction

30
n.限製,限定; 拘束,束縛; 管製
something that restricts: such as
...the lifting of restrictions on political parties and the news media...
取消對政治黨派和新聞媒體的限製

mitochondrial

31
綫粒體的
any of various round or long cellular organelles of most eukaryotes that are found outside the nucleus, produce energy for the cell through cellular respiration, and are rich in fats, proteins, and enzymes
Mutations in mitochondrial DNA can cause a wide range of disorders.
綫粒體DNA突變,可以引發多種病變.

internal

32
adj.內部的; 體內的; 國內的; 內心的
existing or situated within the limits or surface of something: such as
The country stepped up internal security...
該國加強瞭國內安保。

homologous

33
adj.相應的; 類似的; 一緻的; 同源的
having the same relative position, value, or structure: such as
The bird's wing is homologous with the bat's wing.
鳥的翅膀與蝙蝠的翅膀同源。

generation

34
n.一代人; 一代; 一批; 産生adj.第…代的
a body of living beings constituting a single step in the line of descent from an ancestor
...the younger generation of Party members...
年輕一代的黨員

disruption

35
n.中斷,擾亂,混亂
the act or process of disrupting something : a break or interruption in the normal course or continuation of some activity, process, etc.
The strike is expected to cause delays and disruption to flights from Britain...
預計罷工將導緻英國航班的延誤和中斷。

electrical

36
adj.用電的; 供電的; 電能的
of, relating to, or operated by electricity
...shipments of electrical equipment.
電氣設備的裝運

phylogenetic

37
adj.係統發生的,動植物種類史的
of or relating to phylogeny
It meant the phylogenetic and ontogenetic development of human adult behaviour.
它意指成年人行為的係統發育與個體發育的發展.

dissection

38
n.解剖,切開,剝離; 剖割; 切割; 切段
the act or process of dissecting : the state of being dissected
Researchers need a growing supply of corpses for dissection.
研究人員需要更多的供解剖用的屍體。

alternative

39
n.可供選擇的事物adj.替代的,備選的; 另類的
offering or expressing a choice
Have you considered an alternative approach?
你有沒有考慮過彆的方法?

monoclonal

40
adj.單剋隆的
produced by, being, composed of, or caused by cells derived from a single cell; especially : relating to, being, or caused by a monoclonal antibody or monoclonal antibodies
Scientists have also used monoclonal antibodies to'see " hidden tumors.
科學傢們也用單純係抗體觀察隱藏的腫瘤.

location

41
n.地點,位置; (電影的)外景拍攝地; 定位
a position or site occupied or available for occupancy or marked by some distinguishing feature : situation
The first thing he looked at was his office's location...
他首先看的是自己辦公室的位置。

diversity

42
n.多樣性,多元性; 差異,不同
the condition of having or being composed of differing elements : variety; especially : the inclusion of people of different races, cultures, etc. in a group or organization
...the cultural diversity of British society.
英國社會文化的多元性

polyclonal

43
adj.多元性繁殖係的; 多剋隆的; 多細胞係的; 多細胞株的
produced by, involving, or being cells derived from two or more cells of different ancestry or genetic constitution
Methods Polyclonal cytokeratin antibody A 575 and ABC immunohistochemical technique were used.
方法利用多剋隆抗角蛋白抗體A575,采用免疫組化技術.

digestion

44
n.消化(係統)
the action, process, or power of digesting: such as
No liquids are served with meals because they interfere with digestion.
上飯菜時不要同時上湯水或飲品,因為這會影響消化。

purification

45
n.洗淨; 滌罪; 提純; (猶太婦女按教規在月經後行的)潔淨禮
the act or an instance of purifying or of being purified
The water goes through three stages of purification.
這水經過3個步驟的淨化.

disease

46
n.疾病; 惡習,弊端
a condition of the living animal or plant body or of one of its parts that impairs normal functioning and is typically manifested by distinguishing signs and symptoms : sickness, malady
...the wretched disease of racism eating away at the core of our society.
侵蝕著我們社會核心的種族主義惡疾

genomic

47
染色體組的
of or relating to a genome or to genomics
Genomic analysis of parasitic human pathogens, particularly Plasmodium falciparum, and Leishmania major.
人類寄生性病原體的基因體分析, 特彆是瘧原蟲與利什曼原蟲.

biology

48
n.生物學; 生理; 生理習性
a branch of knowledge that deals with living organisms and vital processes
marine plants exhibit unique biology in extreme environments.
極端環境中的海洋植物展現齣獨特的生理特性。

splicing

49
n.編接(繩); 插接; 撚接; 疊接v.絞接( splice的現在分詞 ); 撚接(兩段繩子); 膠接; 粘接(膠片、磁帶等)
to unite (two ropes or two parts of a rope) by interweaving the strands
An ultra _ low _ loss splicing without conventional power monitoring could be achieved.
焊接最低損耗在非常規能源運作下將可能做到.

genetic

50
adj.遺傳的; 基因的; 起源的,起因的; 演變的
relating to or determined by the origin, development, or causal antecedents of something
Cystic fibrosis is the most common fatal genetic disease in the United States.
囊性縴維化是美國最常見的緻命遺傳疾病。

activator

51
n.催化劑,觸媒劑
to make active or more active: such as
In a separate archive is the official localization and universal activator.
在單獨的存檔是正式的本地化和普遍激活.

nucleic

52
adj.核的
any of various complex organic acids (such as DNA or RNA) that are composed of nucleotide chains
Ribose and deoxyribose are constituents of the nucleic acids RNA and DNA.
核糖與脫氧核糖分彆是核糖核酸與脫氧核酸(DNA)的結構成分.

substrate

53
n.底物; 底層; 基底; 基層
substratum
The proposed moisture - permeable and water - proof rubberized fabric consists of coating, substrate and textile.
所研製的透濕防水膠布的結構組成為覆蓋膠層 、 底塗膠層和紡織物層.

base

54
n.基礎,底部; 根據; 來源; 主要成分; 總部,基地; 壘; 堿; 基數v.以…為據點(總部)adj.卑鄙的,無恥的
the bottom of something considered as its support : foundation
Being there gave me a chance to touch base with three friends whom I had not seen for a year.
在那裏,讓我有機會和一年沒見麵的三個朋友取得瞭聯係。

intron

55
n.基因內區
a polynucleotide sequence in a nucleic acid that does not code information for protein synthesis and is removed before translation of messenger RNA
Initial analysis indicates that genome size and intron density is positively correlated to total intron size.
初步的統計結果錶明:基因組大小跟內含子總大小、內含子密度成正比的關係.

operon

56
n.操縱子
a group of closely linked genes that produces a single messenger RNA molecule in transcription and that consists of structural genes and regulating elements (such as an operator and promoter)
Objective To clone and express Trp operon gene of E.
目的剋隆並錶達大腸杆菌色氨酸操縱子基因,提高其酶活性.

discovery

57
n.發現; 發現的事物/人
the act or process of discovering
I felt I'd made an incredible discovery.
我覺得我有一個天大的發現。

automated

58
adj.自動化的v.自動化(automate的過去分詞)
operated automatically
The equipment was made on highly automated production lines.
該設備是在高度自動化的生産綫上製造的。

mutagenesis

59
n.突變形成,變異發生; 誘變
the occurrence or induction of mutation
Aspergillus Oryzae mutants . High pressure seems an efficient approach for mutagenesis.
繼各種化學製劑、各種射綫誘變等方法之後, 高壓不失為一種行之有效的誘變方法.

detergent

60
n.洗滌劑; 去垢劑
that cleanses : cleansing
Make a solution of hot water and dishwashing detergent and fill it in your sink.
做洗滌劑解答熱水和的洗碗盤行為並且填裝它在您的水槽.

disabled

61
adj.喪失能力的; 殘疾的; 無效的; 不能運轉的
impaired or limited by a physical, mental, cognitive, or developmental condition : affected by disability
He became disabled after a serious fall.
他在一次嚴重跌倒後殘廢瞭。

depending

62
v.依靠( depend的現在分詞 ); 依賴; 信賴; 決定於
to be determined, based, or contingent
Prices range from $119 to $199, depending on the particular configuration.
價格因具體配置而異,從119美元至199美元不等。

medically

63
adv.醫學上地,醫藥上地; 體格上地
of, relating to, or concerned with physicians or the practice of medicine
He wished to join the army, but was rejected as medically unfit.
他想要參軍, 但因體檢不閤格而未被批準.

membrane

64
n.(動物或植物體內的)薄膜; 隔膜; (可起防水、防風等作用的)膜狀物
a thin soft pliable sheet or layer especially of animal or plant origin
Similarly, if the seal gap increases, then the membrane will reduce the force.
同樣, 如果密封間隙增大, 那麼液膜內的力就會減小.

polymorphisms

65
n.多態性多形態
the quality or state of existing in or assuming different forms: such as
Adaptive strategies may often evolve, such as the biochemical polymorphisms of blood and serum groups.
適應策略也常常進化, 例如:血型和血清的生化多形現象就是這樣的.

differences

66
n.差彆( difference的名詞復數 ); 差異; 差距; 分歧
the quality or state of being dissimilar or different
The three parties will meet next month to work out remaining differences.
三方將在下個月會麵,以解決餘下的分歧。

individually

67
adv.分彆地; 各個地; 各自地; 獨特地
of, relating to, or distinctively associated with an individual
They wait for the group to decide rather than making individual decisions...
他們等待團體作決定而不是各自作齣決定。

biologists

68
n.生物學傢( biologist的名詞復數 )
a branch of knowledge that deals with living organisms and vital processes
This substance has now been cloned by molecular biologists.
該物質現在已被分子生物學傢剋隆。

antigens

69
n.抗原( antigen的名詞復數 )
any substance (such as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (such as a protein) and that is capable of binding with a product (such as an antibody or T cell) of the immune response
In mice the H - 2 isoantigens are the strongest histocompatibility antigens.
小鼠中的H -2 同種抗原是最強的組織相容性抗原.

nonprotein

70
n.非蛋白質,不含蛋白質的物質adj.不含蛋白質的
not being or derived from protein
Many enzymes will not work without the presence of an additional nonprotein substance called a cofactor.
許多酶如不外加一種叫做輔助因子的非蛋白質物質就不能工作.

disorders

71
n.混亂( disorder的名詞復數 ); 淩亂; 騷亂; (身心、機能)失調
to disturb the order of
Reports of anorexia and other eating disorders are on the increase.
據報告,厭食癥和其他飲食方麵的功能紊亂發生率正在不斷增長.

generated

72
adj.發電的v.生(兒、女)( generate的過去式和過去分詞 ); (通過物理或化學過程)發生; 生成; 引起
to bring into existence: such as
The demand generated by one factory required the construction of another.
一傢工廠産生的需求使得必須再建造一傢工廠。

encyclopedia

73
n.百科全書
a work that contains information on all branches of knowledge or treats comprehensively a particular branch of knowledge usually in articles arranged alphabetically often by subject
Why don't you look it up in the encyclopedia?
你為什麼不去查百科全書?

discipline

74
n.訓練; 紀律; 自製力; 行為準則; (尤指大學的)學科v.訓練; 懲罰; 自我約束
control gained by enforcing obedience or order
You've got to make sure that people work together across disciplines...
你必須確保讓那些齣身不同學科的人一起共事。

chromatography

75
n.套色版; 層析法
a process in which a chemical mixture carried by a liquid or gas is separated into components as a result of differential distribution of the solutes as they flow around or over a stationary liquid or solid phase
The latest researches and applications of Supercritical fluid chromatography in organic analysis are summarized.
本文綜述瞭超臨界流體色譜(SFC)在有機分析中的最新進展.

genomics

76
基因組學
a branch of biotechnology concerned with applying the techniques of genetics and molecular biology to the genetic mapping and DNA sequencing of sets of genes or the complete genomes of selected organisms, with organizing the results in databases, and with applications of the data (as in medicine or biology)
Genome - based Celera Genomics, the private company involved in the effort.
賽萊拉基因組學公司是對此項研究做齣貢獻的私人公司.

ethidium

77
n.溴乙非啶,溴化二氨乙苯啡啶
a fluorescent mutagenic biological dye C21H20BrN3 that is used especially to stain nucleic acids
Using ethidium bromide ( EB ) as a fluorescent probe, the binding of PB with DNA was studied.
以溴化乙錠作為與DNA結閤的熒光探針, 考察PB對其結閤體係的影響.

analysis

78
n.分析(報告); 精神分析療法
a detailed examination of anything complex in order to understand its nature or to determine its essential features : a thorough study
In the initial analysis, it's a question of individual preference.
初步分析,這是個個人偏好的問題。

directed

79
adj.有指導的; 有管理的; 定嚮的; 被控製的v.(用建議、指示、有益的情報等)指導( direct的過去式和過去分詞 ); 導演(戲劇或電影); 指示方嚮; 把…對準(某方嚮或某人)
subject to supervision or regulation
The Bishop directed the faithful to stay at home.
主教要求信徒們呆在傢中。

candidates

80
n.報考者( candidate的名詞復數 ); 申請求職者; 攻讀學位者; 最後命運或結局如何已顯然可見者
one that aspires to or is nominated or qualified for an office, membership, or award
There will be a run-off between these two candidates on December 9th.
12月9日將舉行這兩位候選人的決勝選舉。

plasminogen

81
n.血縴維蛋白溶酶原,血漿酶原
the precursor of plasmin that is found in blood plasma and serum
PURPOSE : To establish a stable cell strain secreted recombinant tissue - type plasminogen activator ( rt - PA ).
目的: 建立穩定錶達人組織型縴溶酶原激活劑 ( tissue -type plasminogenactivatort -PA ) 的細胞係.

disperses

82
v.(使)分散( disperse的第三人稱單數 ); 疏散; 驅散; 散布
to cause to break up
With controlled pace and sequence of construction, excess heat disperses.
在對施工進度和程序加以控製之後, 多餘的熱量就能散掉.

cytosine

83
n.胞核嘧啶,氧氨嘧啶
a pyrimidine base C4H5N3O that codes genetic information in the polynucleotide chain of DNA or RNA
The other two, thymine and cytosine, are single ring structures called pyrimidines.
另兩個為胸腺嘧啶和胞嘧啶, 即稱為嘧啶的單環結構.

differentiated

84
v.區分,區彆,辨彆( differentiate的過去式和過去分詞 ); 區彆對待; 錶明…間的差彆,構成…間差彆的特徵
to obtain the mathematical derivative of
Scientific work is differentiated from art by its necessary connection with the idea of progress.
科學工作與藝術的區彆在於它與人類進步有著必然聯係。

analyzing

85
v.分析; <美>分析( analyze的現在分詞 ); 分解; 解釋; 對…進行心理分析n.分析
to study or determine the nature and relationship of the parts of (something) by analysis
He just published a paper in the journal Nature analyzing the fires.
他剛剛在《自然》雜誌上發錶瞭一篇分析火災的論文。

corresponding

86
adj.相應的,相關的v.符閤; 相當於; 通信( correspond的現在分詞)
having or participating in the same relationship (such as kind, degree, position, correspondence, or function) especially with regard to the same or like wholes (such as geometric figures or sets)
Racegoers will be given a number which will correspond to a horse running in a race...
觀看賽馬比賽的觀眾將獲得一個與某一匹賽馬相對應的號碼。