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A band A帶A chromosome A染色體二倍體染色體組中的正常染色體（不同于B染色體）A site核糖體A部位ABA脫落酸abasic site脫堿基位點，無堿基位點abaxial遠軸的abequose阿比可糖，beta脫氧巖藻糖aberrant splicing異常剪接aberration象差；畸變；失常abiogenesis自然發(fā)生論，無生源論ablastin抑殖素（抑制微生物細胞分裂或生殖的一種抗體）abnormal distrbution非正態(tài)分布abnormality異常，失常；畸形，畸變ABO blood group systemABO血型系統(tǒng)aboriginal mouse原生鼠abortin流產素abortion流產，敗育abortive egg敗育卵abortive infection流產（性）感染abortive transduction流產（性）轉導ABP肌動蛋白結合蛋白abrin相思豆毒蛋白abscisic acid脫落酸abscission脫落absolute絕對的absolute configuration絕對構型absolute counting絕對測量absolute deviation絕對偏差absolute error絕對誤差absorbance吸收，吸光度absorbed dose吸收劑量absorbent吸收劑absorptiometer吸光計absorptiometry吸光測定法absorption吸收absorption band吸收譜帶absorption cell吸收池absorption coefficient吸收系數absorption spectroscopy吸收光譜法absorption spectrum吸收光譜；吸收譜absorptive endocytosis吸收（型）胞吞（作用）absorptive pinocytosis吸收（型）胞飲（作用）absorptivity吸光系數；吸收性abundance豐度abundant豐富的，高豐度的abundant mRNAs高豐度mRNAabzyme抗體酶acaricidin殺螨劑accedent variation偶然變異accelerated flow method加速流動法accepting armtRNA的接納臂acceptor接納體，（接）受體acceptor site接納位點，接受位點acceptor splicing site剪接受體acceptor stemtRNA的接納莖accessible可及的accessible promoter可及啟動子accessible surface可及表面accessory零件，附件；輔助的accessory cell佐細胞accessory chromosome副染色體accessory factor輔助因子accessory nucleus副核accessory pigment輔助色素accessory protein輔助蛋白（質）accommodation順應accumulation積累，累積accuracy準確度acenaphthene二氫苊acene并苯acentric無著絲粒的acentric fragment無著絲粒斷片acentric ring無著絲粒環(huán)acetal縮醛acetaldehyde乙醛acetalresin縮醛樹脂acetamidase乙酰胺酶acetamide乙酰胺acetate乙酸鹽acetic acid乙酸，醋酸acetic acid bacteria乙酸菌，醋酸菌acetic anhydride乙酸酐acetification乙酸化作用，醋化作用acetin乙酸甘油酯，三乙酰甘油酯acetoacetic acid乙酰乙酸Acetobacter醋桿菌屬acetogen產乙酸菌acetogenic bacteria產乙酸菌acetome body酮體acetomepowder丙酮制粉在-30度以下加丙酮制成的蛋白質勻漿物acetomitrile乙腈acetone丙酮acetyl乙?；鵤cetyl coenzyme A乙酰輔酶Aacetylcholine乙酰膽堿acetylcholine agonist乙酰膽堿拮抗劑acetylcholine receptor乙酰膽堿受體acetylcholinesterase乙酰膽堿酯酶acetylene乙炔acetylene reductiontest乙炔還原試驗檢查生物體的固氮能力acetylglucosaminidase乙酰葡糖胺糖苷酶acetyl glutamate synthesize乙酰谷氨酸合成酶acetylsalicylate乙酰水楊酸；乙酰水楊酸鹽、酯、根acetylsalicylic acid乙酰水楊酸acetylspiramycin乙酰螺旋霉素Ache乙酰膽堿酯酶choral非手性的acholeplasma無膽甾原體AchR乙酰膽堿受體achromatic消色的；消色差的achromatic color無色achromatic lens消色差透鏡achromatin非染色質acid catalysis酸催化acid fibroblast growth factor酸性成纖維細胞生長因子acid fuchsin酸性品紅acid glycoprotein酸性糖蛋白acid hydrolyzed casein酸水解酪蛋白acid medium酸性培養(yǎng)基acid mucopolysaccharide酸性粘多糖acid phosphatase酸性磷酸酶acid protease酸性蛋白酶acid solvent酸性溶劑acidic酸性的acidic amino acid酸性氨基酸acidic protein酸性蛋白質有時特指非組蛋白acidic transactivator酸性反式激活蛋白acidic transcription activator酸性轉錄激活蛋白acidification酸化（作用）acidifying酸化（作用）acidolysis酸解acidophilia嗜酸性acidophilic bacteria嗜酸菌acidophilous milk酸奶aclacinomycin阿克拉霉素acoelomata無體腔動物acomitic acid烏頭酸aconitase順烏頭酸酶aconitate烏頭酸；烏頭酸鹽、酯、根aconitine烏頭堿aconitum alkaloid烏頭屬生物堿ACP?；d體蛋白acquired character獲得性狀acquired immunity獲得性免疫acridine吖啶acridine alkaloid吖啶（類）生物堿acridine dye吖啶燃料acridine orange吖啶橙acridine yellow吖啶黃acriflavine吖啶黃素acroblast原頂體acrocentric chromosome近端著絲染色體acrolein丙烯醛acrolein polymer丙烯醛類聚合物acrolein resin丙烯醛樹脂acropetal translocation向頂運輸acrosin頂體蛋白acrosomal protease頂體蛋白酶acrosomal reaction頂體反應acrosome頂體acrosome reaction頂體反應acrosomic granule原頂體acrosyndesis端部聯(lián)會acrylamide丙烯酰胺acrylate丙烯酸酯、鹽acrylic acid丙烯酸acrylic polymer丙烯酸（酯）類聚合物acrylic resin丙烯酸（酯）類樹脂acrylketone丙烯酮acrylonitrile丙烯腈actidione放線（菌）酮即環(huán)己酰亞胺actin肌動蛋白actin filament肌動蛋白絲actinin輔肌動蛋白分為alfa、beta兩種，beta蛋白即加帽蛋白actinmicrofilament肌動蛋白微絲actinometer化學光度計actinomorphy輻射對稱用于描述植物的花actinomycetes放線菌actinomycin D放線菌素Dactinospectacin放線壯觀素，壯觀霉素，奇霉素action作用action current動作電流action potential動作電位action spectrum動作光譜activated sludge活性污泥activated support活化支持體activating group活化基團activating transcription factor轉錄激活因子activation激活；活化activation analysis活化分析activation energy活化能activator激活物，激活劑，激活蛋白activator protein激活蛋白active absorption主動吸收active biomass活生物質active carbon活性碳active center活性中心active chromatin活性染色質active dry yeast活性干酵母active dydrogen compounds活性氫化合物active ester of amino acid氨基酸的活化酯active hydrogen活性氫active immunity主動免疫active oxygen活性氧active site活性部位，活性中心active transport主動轉運active uptake主動吸收activin活化素由垂體合成并由睪丸和卵巢分泌的性激素activity活性，活度，（放射性）活度actomyosin肌動球蛋白actophorin載肌動蛋白一種肌動蛋白結合蛋白acute急性的acute infection急性感染acute phase急性期acute phase protein急性期蛋白，急相蛋白acute phasereaction急性期反應，急相反應炎癥反應急性期機體的防御反應acute phase reactiveprotein急性期反應蛋白，急相反應蛋白acute phase response急性期反應，急相反應acute toxicity急性毒性ACV無環(huán)鳥苷acyclic nucleotide無環(huán)核苷酸acycloguanosine無環(huán)鳥苷，9-（2-羥乙氧甲基）鳥嘌呤acyclovir無環(huán)鳥苷acyl?；鵤cyl carrier protein酰基載體蛋白acyl cation酰（基）正離子acyl chloride酰氯acyl CoA脂酰輔酶Aacyl coenzyem A脂酰輔酶Aacyl fluoride酰氟acyl halide酰鹵acylamino acid?；被醓cylase?；D移酶acylating agent酰化劑acylation?；痑cylazide酰疊氮acylbromide酰溴acyloin偶姻acyltransferase?；D移酶adamantanamine金剛烷胺曾用作抗病毒劑adamantane金剛烷adaptability適應性adaptation適應adapter銜接頭；銜接子adapter protein銜接蛋白質adaptin銜接蛋白銜接網格蛋白與其他蛋白的胞質區(qū)adaptive behavior適應性行為adaptive enzyme適應酶adaptive molecule銜接分子adaptive response適應反應大腸桿菌中的DNA修復系統(tǒng)adaptor銜接頭；銜接子adaxial近軸的addition加成addition compound加成化合物addition haploid附加單倍體addition line附加系additive添加物，添加劑additive effect加性效應additive genetic variance加性遺傳方差additiverecombination插入重組，加插重組因DNA插入而引起的基因重組addressin地址素選擇蛋白(selectin)的寡糖配體，與淋巴細胞歸巢有關adducin內收蛋白一種細胞膜骨架蛋白，可與鈣調蛋白結合adduct加合物，加成化合物adduct ion加合離子adenine腺嘌呤adenine arabinoside啊糖腺苷adenine phosphoribosyltransferase腺嘌呤磷酸核糖轉移酶adenoma腺瘤adenosine腺嘌呤核苷，腺苷adenosine deaminase腺苷脫氨酶adenosine diphoshate腺苷二磷酸adenosine monophosphate腺苷（一磷）酸adenosine phosphosulfate腺苷酰硫酸adenosine triphosphatase腺苷三磷酸酶adenosine triphosphate腺苷三磷酸adenovirus腺病毒adenylate腺苷酸；腺苷酸鹽、酯、根adenylate cyclase腺苷酸環(huán)化酶adenylate energy charge腺苷酸能荷adenylate kinase腺苷酸激酶adenylic acid腺苷酸adenylyl cyclase腺苷酸環(huán)化酶adenylylation腺苷?；痑dherence粘著，粘附，粘連；貼壁adherent cell貼壁細胞；粘著（性）細胞，粘附（性）細胞adherent culture貼壁培養(yǎng)adhering junction粘著連接adhesin粘附素如見于大腸桿菌adhesion吸附，結合，粘合；粘著，粘附，粘連adhesion factor粘著因子，粘附因子adhesion molecule粘著分子，粘附分子adhesion plaque粘著斑adhesion protein粘著蛋白，吸附蛋白adhesion receptor粘著受體adhesion zone粘著帶如見于細菌壁膜之間adhesive粘合劑，膠粘劑adhesive glycoprotein粘著糖蛋白adipic acid己二酸，肥酸adipocyte脂肪細胞adipokinetic hormone脂動激素見于昆蟲adipose tissue脂肪組織adjust動調節(jié)，調整；修正adjustable可調的adjustable miropipettor可調微量移液管adjustable spanner活動扳手adjusted retention time調整保留時間adjusted retention volume調整保留體積adjuvant佐劑adjuvant cytokine佐劑細胞因子adjuvant peptide佐劑肽adjuvanticity佐劑（活）性adoptive immunity過繼免疫adoptive transfer過繼轉移ADP ribosylationADP核糖基化ADP ribosylation factorADP核糖基化因子ADP ribosyltransferaseADP核糖基轉移酶adrenal cortical hormone腎上腺皮質(激)素adrenaline腎上腺素adrenergic receptor腎上腺素能受體adrenocepter腎上腺素受體adrenocorticotropic hormone促腎上腺皮質(激)素adrenodoxin腎上腺皮質鐵氧還蛋白adriamycin阿霉素，亞德里亞霉素adsorbent吸附劑adsorption吸附adsorption catalysis吸附催化adsorption center吸附中心adsorption chromatography吸附層析adsorption film吸附膜adsorption isobar吸附等壓線adsorption isotherm吸附等溫線adsorption layer吸附層adsorption potential吸附電勢adsorption precipitation吸附沉淀adsorption quantity吸附量adult diarrhea rotavirus成人腹瀉輪狀病毒advanced glycosylation高級糖基化advanced glycosylation end product高級糖基化終產物adventitious不定的，無定形的adverse effect反效果，副作用aecidiospore銹孢子，春孢子aeciospore銹孢子，春孢子aequorin水母蛋白，水母素aeration通氣aerator加氣儀，加氣裝置aerial mycelium氣生菌絲體aerobe需氧菌利用分子氧進行呼吸產能并維持正常生長繁殖的細菌aerobic需氧的aerobic bacteria需氧（細）菌aerobic cultivation需氧培養(yǎng)aerobic glycolysis有氧酵解aerobic metabolism有氧代謝aerobic respiration需氧呼吸aerobic waste treatment需氧廢物處理aerobiosis需氧生活aerogel氣凝膠aerogen產氣菌aerolysin氣單胞菌溶素Aeromonas氣單胞菌屬aerosol氣溶膠aerosol gene delivery氣溶膠基因送遞aerospray ionization氣噴射離子化作用aerotaxis趨氧性（細胞）隨環(huán)境中氧濃度梯度進行定向運動aerotolerant bacteria耐氧菌不受氧毒害的厭氧菌aerotropism向氧性aesculin七葉苷，七葉靈aetiology病原學afferent nerve傳入神經affinity親和，親和性affinity adsorbent親和吸附劑affinity chromatography親和層析affinitycoelectrophoresis親和共電泳用于研究DNA結合蛋白affinity column親和柱affinity coupling親和偶聯(lián)affinity electronmicroscopy親和電鏡（術）用親和配體包被銅網affinity extraction親和提取，親和萃取affinity filtration親和過濾affinity labeling親和標記affinity ligand親和配體affinity maturation親和力成熟見于體液免疫系統(tǒng)的發(fā)育affinity partitioning親和分配affinity precipitation親和沉淀affinity purification親和純化（法）affinity tag（附加）親和標記物aflatoxin黃曲酶毒素agar瓊脂agar diffusion test瓊脂擴散試驗agar gel瓊脂膠agar plate瓊脂平板agarslant瓊脂斜面固化時斜放的，裝有固體培養(yǎng)基的一種試管培養(yǎng)基；也指斜面培養(yǎng)基上生長出的菌苔agarase瓊脂糖酶agarfitine傘菌氨酸agaricin蘑菇素agaricinic acid蘑菇酸agaropectin瓊脂膠agarose瓊脂糖agarose gel瓊脂糖凝膠agarose gel electrophoresis瓊脂糖凝膠電泳agarose plate瓊脂糖平板age pigment老年色素agent劑；介質agglutination凝集（作用）agglutinin凝集素agglutinogen凝集原aggrecan聚集蛋白聚糖來自軟骨aggregate聚集體；凝聚體aggregation聚集（作用）aggressin攻擊素細菌分泌的一種有助于侵染宿主細胞的化學物質aggressivity攻擊力aging衰老，老化，陳化agitation振蕩，振搖，攪拌agitator振蕩器，攪拌器aglycone苷元，糖苷配基agonist興奮劑，激動劑，刺激物；競爭劑；拮抗劑agranulocyte無粒細胞agravitropism無向重力性agretope抗原限制位抗原上識別并結合二類主要組織相容性復合體的部位agricultural alcohol農產品（制）酒精agricultural waste農業(yè)廢物，農業(yè)垃圾agrin集聚蛋白，集聚素由運動神經分泌并可誘導肌纖維的乙酰膽堿酯酶和乙酰膽堿受體發(fā)生聚集agrobacteriocin農桿菌素，土壤桿菌素Agrobacterium農桿菌屬，土壤桿菌屬Agrobacterium rhizogenes毛根農桿菌，毛根土壤桿菌Agrobacterium tumefaciems根癌農桿菌，根瘤土壤桿菌agrochemical農用化學品如除草劑，殺蟲劑等agrocin農桿素由某些農桿菌所產生并作用于另一些農桿菌的抗生素（不是蛋白質）agrocinopine農桿糖酯一種糖磷酸二酯agroinfection農桿菌感染（法）agropine農桿氨酸，農桿堿見于毛根agropinic acid農桿鳥氨酸，鳥氨農桿堿見于毛根air bubble氣泡air drying風干air filter空氣濾器air monitering空氣監(jiān)測air peak空氣峰，氣泡峰air sterilization空氣除菌airflow氣流airflow meter氣流計airflow moniter氣流顯示器，氣流監(jiān)控儀airlift bioreactor氣升式生物反應器airlift fermentation氣升式發(fā)酵airlift fermentor氣升式發(fā)酵罐airlock氣鎖akaryote無核細胞akinetic chromosome無著絲粒染色體akinetic fragment無著絲粒斷片akinetic inversion無著絲粒倒位alamethicin丙甲甘肽來自綠色木酶的一種小肽，富含beta氨基異丁酸alanine丙氨酸alanine aminotransferase丙氨酸轉氨酶alarm警報器，定時鐘albinism白化病albizziin合歡氨酸，脲基丙氨酸albumin白蛋白，清蛋白alcohol醇；乙醇alcohol dehydrogenase醇脫氫酶；乙醇脫氫酶alcoholic fermentation生醇發(fā)酵aldehyde醛；乙醛aldehyde dehydrogenase醛脫氫酶aldehyde oxidase醛氧化酶aldimine醛亞胺alditol糖醛aldol羥醛aldol condensation羥醛縮合aldolase醛縮酶aldonic acid醛糖酸aldose醛糖aldosterome醛固醇alduronic acid糖醛酸aleurome糊粉aleurome grain糊粉粒aleurome layer糊粉層alfalfa mosaic virus苜蓿花葉病毒alga藻類（單）algae藻類algicide殺藻劑algin藻膠alginate藻酸鹽alginic acid藻酸algocyan藻藍素algorithm算法，公式alicyclic amine脂肪胺alicyclic compound脂環(huán)化合物alicyclic hydrocarbon脂環(huán)烴alignment順序；排列；序列對比alimentary canal消化管aliphatic脂肪族的aliphatic amine alkaloid脂（肪）族胺（類）生物堿aliphatic compound脂肪族化合物aliquot小份，等份，等分部分alizarin茜素alkali堿，強堿alkali metal堿金屬alkaline堿的，強堿的alkaline amino acid堿性氨基酸alkaline denaturation堿變性法alkaline earth metal堿土金屬alkaline gel electrophoresis堿性凝膠電泳alkaline hydrolysis堿水解（作用）alkaline lysis堿裂解（法）alkaline phosphatase堿性磷酸酶alkaline protein堿性蛋白質alkaline reserve堿儲備如血液中的碳酸氫鈉alkalization堿化alkaloid生物堿alkane烷alkene烯alkyl烷基alkylating agent烷化劑alkylation烷（基）化alkyne炔all or none全或無all or nothing全或無all transconfiguration全反構型allantoic acid尿囊酸allantoin尿囊素allatostatin咽側體抑制素抑制保幼激素的分泌allatotropin促咽側體素促進保幼激素的分泌allele等位基因allele linkage analysis等位基因連鎖反應allelic complement等位（基因）互補allelic diversity等位（基因）多樣化allelicexclusion等位（基因）排斥一個雜合子表現其任一異型性狀的現象，有時特指成熟的B細胞只產生一種抗體而其等位結構不表達allelic inactivation等位（基因）失活allelic inclusion等位（基因）相容allelic replacement等位（基因）置換allelic variation等位（基因）變異allelism等位性allelomorph等位基因allelomorphism等位性allelopathic substance異柱克生物質，異種克生物質allelopathy異柱克生（現象），異種克生（現象）allergen變應原allergic變應性的allergic disease變應性疾病allergy變態(tài)反應alloantibody同種抗體alloantigen同種抗原allodiploid異源二倍體allodiploidy異源二倍性allodiplomonosome異源二倍單體allogenic antigen同種異型抗原，同種異體抗原allograft同種異體移植allograft rejection同種異體移植排斥allogroup同種異型組allohaploid異源單倍體alloheteroploid異源異倍體allophycocyanin別藻藍蛋白，別藻藍素alloploid異源倍體alloploidy異源倍性allopolyhaploid異源多倍單倍體allopolyploid異源多倍體allopurinol別嘌呤醇allopurinol nucleotide別嘌呤醇核苷酸alloreactivity同種異體反應性allorecognition同種（異體）識別allose阿洛糖allosome異染色體allosteric activation別構激活，別構活化allosteric activator別構激活劑，別構活化劑allosteric control別構調節(jié)allosteric effect別構效應allosteric effector別構劑allosteric enzyme別構酶allosteric inbibition別構抑制allosteric inbibitor別構抑制劑allosteric interaction別構作用allosteric ligand別構配體allosteric protein別構蛋白allosteric regulation別構調節(jié)allosteric site別構部位allosterictransition別構轉換由別構劑所引起的蛋白質構象變化allosterism別構，變構allostery別構性allosynapsis異源聯(lián)會allotope同種異型位allotrope同素異形體allotrtraploid異源四倍體allotype同種異型allotypic antigen同種異型抗原allotypic determinant同種異型決定簇allotypic marker同種異型標記allotypy同種異型性alloxan四氧嘧啶allozyme同種異型酶allyl烯丙基allyl resin烯丙基樹脂allysine醛（基）賴氨酸alphavirus甲病毒屬屬于披膜病毒科alternate segregation相間分離alternating copolymer交替共聚物alternating copolymerization交替共聚合alternation of generations世代交替alternative另一種的，交替的，備擇的alternative complement pathway補體旁路alternative pathway of complement補體旁路（途徑）alternative polyadenylation可變聚腺苷酸化alternative RNA processing可變RNA加工alternative RNA splicing可變RNA剪接，旁路RNA剪接alternative splicing可變剪接，旁路剪接alternative splicing factor可變剪接因子alternative transcription可變轉錄alternative transcription initiation可變轉錄起始alternatively spliced mRNA可變剪接的mRNAaltrose阿卓糖Alu familyAlu家族alum礬，明礬aluminia氧化鋁，礬土alveolar gas exchange肺泡氣體交換alveolar surfactant肺泡表面活性物質alytensin產婆蟾（緊張）肽Alzheimer disease阿爾茨海默病，老年性癡呆amaerobic厭氧的amalgam汞齊amalgam electrode汞齊電極amanin鵝膏素amanitine鵝膏毒環(huán)肽amantadine金剛胺amanullin鵝膏無毒環(huán)肽amaryllidaceae alkaloid石蒜科生物堿amastatin氨肽酶抑制劑，抑氨肽酶肽amatoxin鵝膏毒素amber codon琥珀密碼子即UAA終止密碼子amber mutant琥珀突變體，琥珀突變型amber mutation琥珀突變amber suppression琥珀抑制ambersuppressor琥珀（突變）抑制基因，琥珀（突變）抑制因子Amberliteresin商Amberlite樹脂，琥石樹脂Rohm&Haas公司離子交換樹脂的商品名ambident兩可的ambident ion兩可離子ambient周圍的ambient temperature環(huán)境溫度，室溫ambiguous codon多義密碼子ambisense雙義ambisense genome雙義基因組ambisenseRNA雙義RNA同時編碼蛋白質的病毒正鏈與負鏈RNAamboceper雙納體既有綿羊紅細胞結合位點又有補體結合位點的抗體ambutyrosin氨丁苷菌素amensalism偏害共棲American Type Culture Collection美國模式培養(yǎng)物保藏所amerol殺草強，氨基三唑Ames test埃姆斯試驗amethopterin氨甲蝶呤amicetin友菌素amicillin resistance氨芐青霉素抗性amidase酰胺酶amidated peptide酰胺（化）肽amide酰胺amidine脒amidoblack酰胺黑可用于蛋白質SDS-聚丙烯酰胺凝膠的染色amido bond酰胺鍵amido link酰胺鍵amido linkage酰胺鍵amidomycin胺霉素amidotrizoate3,5-雙乙酰氨基-2,4,6-三碘苯甲酸鹽amiloride氨氯吡嗪脒利尿藥amination氨基化amine胺amine bormones胺類激素amine precursor uptake and decarboxylationsystem胺前體攝?。ê停┟擊认到y(tǒng)，APUD系統(tǒng)可提取胺前體并進行脫羧而產生肽類或活性胺的細胞系統(tǒng)amine transporter胺轉運蛋白Aminexresin商Aminex樹脂Bio-Rad公司離子交換樹脂的商品名，一類HPLC級球形介質，是帶功能基的苯乙烯二乙烯苯共聚物amino氨基amino acid arm氨基酸臂位于tRNA上amino acid frequency氨基酸（使用）頻率amino acid preference氨基酸偏愛性amino acid residue氨基酸殘基amino acid residue contact氨基酸殘基接觸（面）amino acid transport氨基酸轉運amino acid transporter氨基酸轉運蛋白amino acid usage氨基酸使用amino alkyl indole氨烷基吲哚amino alkyl phosphoramidite氨烷基亞磷酰胺amino nigrogen氨基氮aminoacyl氨?；鵤minoacyl esterase氨酰酯酶aminoacyl phosphatidylglycerol氨酰磷脂酰甘油aminoacyl site氨?；籥minoacyl tRNA氨酰tRNAaminoacylation氨?；痑minobenzoic acid氨基苯甲酸aminocephalosporinic acid氨基頭孢菌酸aminoethyl氨乙基aminoethyl mercaptan氨乙基硫醇，巰基乙胺aminoglucose氨基葡糖aminoglycoside antibiotics氨基糖苷（類）抗生素aminoglycoside phosphotransferase氨基糖苷磷酸轉移酶aminoguanidine氨基胍aminolink氨基連接臂例如附于合成寡核苷酸的5端，便于與其他配體偶聯(lián)aminolysis氨解aminomycin氨基霉素，纈氨霉素aminooimidazole氨基咪唑aminopenicillanic acid氨基青酶烷酸aminopeptidase氨肽酶aminophylline氨茶堿aminopterin氨基蝶呤aminopurine氨基嘌呤aminotransferase氨基轉移酶，轉氨酶aminotriazole氨基三唑，殺草強amiodarone乙胺碘呋酮amitosis無絲分裂amixis無融合ammonia氨ammonification氨化（作用）ammonio銨基ammonium銨ammonium acetate乙酸銨ammonium hydroxide氫氧化銨，氨水ammonium persulfate過硫酸氨ammonium sulfate硫酸銨ammonium sulfate fractionation硫酸銨分級分離ammonium sulfate precipitation硫酸銨沉淀ammonotelism排氨型代謝amniocentesis羊膜穿刺（術）amnion羊膜amniota羊膜動物amoeba變形蟲，阿米巴amoeboid movement變形運動amorphous material無定形物，非晶態(tài)amphi position遠位amphiastral mitosis雙星有絲分裂amphibia兩棲綱amphibivalent雙二價體amphibolicpathway兩用代謝途徑即可用于代謝物分解又可用于合成amphidiploid雙二倍體amphidiploidy雙二倍性amphigenesis兩性生殖amphiglycan雙棲蛋白聚糖同時見于上皮及成纖維細胞amphihaploidy雙倍體amphimixix兩性融合amphion兩性離子amphipathic兩親的amphipathicity兩親性amphipathy兩親性amphiphilic兩親的amphiphilicity兩親性一個分子中一部分親水，另一部分疏水amphipolyploid雙多倍體amphipolyploidy雙多倍性amphiprotic兩性的amphiregulin雙調蛋白與EGF家族同源的一種雙功能生長調節(jié)蛋白amphitrophy兼性營養(yǎng)amphivalency異配現象用于配位化學ampholine商兩性電解質AmpholinePharmacia公司商品，可用于等電聚焦ampholyte兩性物，兩性電解質ampholytoid兩性膠體amphoteric character兼性性質amphotericcharacteristics兼性性質兼有酸堿性或正負電賀amphoteric colloid兼性膠體amphoteric emulsifier兼性乳化劑，兩性乳化劑amphoteric ion兼性離子amphotericin兩性霉素amphoterics兼性表面活性劑amphotropicretrovirus兼嗜性逆轉錄病毒，雙嗜性逆轉錄病毒既能在宿主細胞又能在異種細胞上引起產毒性感染ampicillin氨芐青霉素amplicon擴增子amplification擴增amplimer擴增引物ampoule安瓿瓶amycin阿霉素amygdalin扁桃苷，苦杏仁苷amylase淀粉酶包括糖化酶和麥芽糖化酶amylin糊精amyloprocess阿明露法，淀粉發(fā)酵法，霉菌糖化法由根酶及酵母菌同時生長糖化，發(fā)酵生產酒精amylodextrin極限糊精amyloglucosidase淀粉葡糖苷酶amyloid protein precursor淀粉樣蛋白前體amyloid ring淀粉質環(huán)amylolytic activity淀粉分解活性amylopectin支鏈淀粉amyloplast造粉（質）體amyloplastid造粉粒amylose直鏈淀粉anabolism合成代謝anaerobe厭氧菌缺乏超氧化物岐化酶，須在無氧或低氧化還原電勢的條件下才能正常生長繁殖的微生物anaerobic bacteria厭氧細菌anaerobic chamber厭氧培養(yǎng)室anaerobic contact digestor厭氧接觸（型）消化器anaerobic cultivation厭氧培養(yǎng)anaerobic digestion厭氧消化anaerobic fermentation厭氧發(fā)酵anaerobic filter system厭氧過濾系統(tǒng)anaerobic membrane bioreactor厭氧膜生物反應器anaerobiosis厭氧生活，無氧生活anaerogen不產氣菌anaeroic digestor厭氧消化器analgesic止痛藥analgesis鎮(zhèn)痛analog類似物analogous類似的，模擬的analogous organ同功器官analogousprotein類似蛋白質有時特指由趨同進化而產生的相似蛋白analogue類似物an