.TR[],ONG DHSP HA NQI T'RU'ONG THPT CHUYEN DE THI THU DAT HOC I,AN 2 nnon sntn uqc Thd'i gian liun biri: 90 Phtit; NguJ, 26/2/2011 ermffingffangtlr6ichn'birrgI*9' :^""|::f?lJ".1:?l::j:-ltaialen,Mvdrn.TAns6cira aren r.ri trong quan thc r ra 0,2 vir 0,4 trong qrln tnc z. i6u c6 100 c6 th€ 6ch 6'ni5i q'an th6, sy kh6c'rrau vA s6 ruo-ng 6ch d! ho-p ttr giff'a hai quAn th6 la bao nliiOu? D.l6 A.12 B.8 c'32 CAu 2.o so dii ph6 h0 du6.i diy, hinh vu6ng bi€' hiQn lir nam vd hinh trdn bi6u hien ld'fr" Hinh vu6ng vi hi'h trdn mirur den bi6r-r hiqn c6 th. bi enh hu6.ng cira be'h ;;;;fi. *a' ii t*ta" ndo sau dav gi6i thich trit nhat vc bsnh di truv€n th€ hi€n o so'd6 PhA hg sau? A.BQnh do gen lan tr6' nhi6m sic th6 thudng qui tlinh B'BQnlr do gen trqi li6n k6t tr€n X qui dinh C.B6nh do gen lin li€n k6t tren X qui dlnh D'Bqnh do gen trQi tr6n nhi6m sac th6 thubng qui dinh cau 3.cho c6y cd chua tam nhiarn c6 miu xanh mang gen troi A (AAA) thp bing rr4t prrin cira cdy m?ru vang lu5''g bQi (aa) d0 du.o. c Ft.Cho ri ;* *r'fr.i" C t a prr6n n mo'i co st'c sdng) thi r! lQ phAn lv ki€u hinh d F2 li bao nhi.u? A.3:l 8.35:1 C'17:l D'18:l CAu 4.Trong khi nghi€n cilr-r chim s6 Darwin tr6n c6c dio GalapagT : lu".q'""" :6:tl:I.{ hai loii chim sB dAt thdnh c6ng rro'g vi6c s6ng cirng nhau tr6rr rnQt dao. Mot roii c6 m6 l6'n, cdn rodi kia c6 mo nh6. Ei€' 'io sau tlay giai thich tdt nhat cho su chung s6ng cia ch0ng? A.MOI lodi ld nh4p cu vi chi s6ng mQt nira ndrn tr6n dAo B.Clitng khai th6c ngudn thirc dn kh6c nhau C.Chirng co th6 giao ph6i, t4o n€u con lai v6'i m6 c6'trung binh D.Hai todi clri m6'i gdp nhau th6ng qua nhfp ctL tir c6c hdn tlAo khSc cau 5. Nlrd sinh hgc phan til'ding enzim restrictaza cho c6ng viQc ndo sau day? A.d€ cat 'Qr do4' ADN cu tlr€ ti' b0 gen d6 t4o thdnh ADN tei td ho-p B'd€ gAn rn6t doqn ADN cU thl5 vdo plasmid ;.;;;| i;"nh6,r',ai." 'r".g g"niuit6 hqp n'46 tach ADN 'rsch kdp thdnh ADN rn4ch don' CAu 6.MZ b0 ba ndo sau dAy kh6ng md h6a axit atnin: A.AUG B.UGA C.UGG D.AUA li"l.*4, qui vd ki6r-r lrinh c'a ph6p lai: DDd x DDd td: (c6c gi6o ti' t4o ra ddu c6 sri'c s6ng) A.3hoado:lhoatling B.9hoad6:Thoatrbng. C. 15hoad6:lhoatrlng O ?:lt:"9"'lhoatrdng' c6u 8.SLr. xLr6t hiQrr rnQt do4n moi v6.i aa, . . ra "ai., tt ict d6 t6ng no.'p nbN vi n6 kh6ng c6 khi ndng bit daLr n6t chur6i polynucletit. A.5'-photphattp do ADN polymeraza 8.3'-OH tp'do'. .ADN polyrneraza C.3'-OH tu do .ARN potymeraza D'5'-photphat tu do" ' ' "ARN polymeraza cau g.T4o ADN tei t6 ho p li€n qr_ra't6,i vi€c cit gen tir.mQt phan tir ADN cho, 96' vdo ph6n tir ADN vdng cira vi 'druan, v.r sau d6 chuy6n ADN tei t6 ho p veb roai rnac. Jieu ndo s4u d6y rnO ta cau tri.rc dgrrg vdng cfia vi khuan? A.restriction erlzytl'le B.plasmit c'phago' D'vector ciu l0.Su kh6ng ph6n ly cira I c4p nhi6m sic th6 trong khi phdn bao Il s6 tao ra loai giao tir nio sau d6y? A.Hai giao ttr lA iu6'ng bQi, mQt giao til lA n+l' vd mQt giao til li n-l B.Hai giao tir lA n+l' lrai giao tu ld n-l C.Hai liao ttr lu6ng bQi vd hai giao tir clon bQi D.Hai giao tir do-n bQi, mQt giao til ld n+1, vd mQt giao ttl lA n-l Cffu I l.Vai trd ctia ldp doarr nhiSm sic thti? A.Bin sao thil hai cira gen sE bi6Lr hi6n du6'i nr6t co ch6 cli,3u hoa rn6'i)t6ng bi€n di di trLryAn B'BAn sao thil hai cira gen c6 thd tich ltiy c6c d6t bi6n)tang bi6n di ditrLryAn, di€u nay sE g6y ch6t 'eu chico mot ba, sao duy nlr6t cria gen C.lap doan girip tao lodi m6.i D.Cd A vd B cAu l2.vi sao nhimg cd th6 rnang dao doan thudng giim khd n6ng sinh sin? A.Nhi6m sic thii bi dio iloan khdng th6 ti€p ho.p duo-c vdi nhi6m sic thiS binh thuo'ng trong giim ph6n B.Trao AOi cheo khdng th€ xAy ra gifr'a nhi6m sic th6 thud'ng vi nhi6m sic th6 bi dAJdoan C'Trao aoi chdo giira nhi6rn sic th6 bi dno dogn vi nhiErn sic thc binh thud'ng d6n t6i hinh thdnli nhi6m sic th,i thi6u hodc thira gen D.Eio doan thu'd'ng 6nh hu6'ng d6n chric nd.ng cira gen vi gAy v6 sinh Cf,u l3.Nhsng di6m chung gifi'a tl6t bi6n m6t doan, d6o do4n vd chuyi5n doan nhiErn sac thii? A.Ch[ng tl6u ldm rn6t vat ch6t di truydn B.Chring d€u gi0p hinlr thdnh lodi m6'i C.Ch0ng ddu lim th6m v6t ch6t di truydn D.chring d€u h ki5t qui cria vi6c ADN bi b6 gey vd sai s6t trong qu6 trinh sri.a chfr,a Ciu l4.E6t biiin cAu trfic nhi6m sic thi3 ndo thuo'ng duo. c dirng cld x6c ttinh vi tri cia gen tr6n nhi6rn sic thc: A.M6t doan B.L6p clo4n C.Edo doan n.Cnuyen aoa,i cflu l5.cd th6 nio sau day thfch nghi th6t (theo qLran di6rn ti6n h6a): A.M9t chim s6 rndi giao phOi vO'i nhidu con tr6ng B,MOr chim s6 rn6i 116 nhiAu trti.ng C.M0t chim s€ rndi 6p nd thdnh c6ng nhiAu con non D.MOI chim s6 m6i s6ng l6u hon bilh thud,ng cffu l6'Bgnh bach tang.d nguo'i bi gdy ra b6{ m6t locut don, vd la gen ldn. B4n quan s6t mQt quA'n th6 ngu.d.i co g2% ngrroi ld b4ch t4ng vd phAn cdn lai ld binh thuo'ng. TAn s6 alen trdi ld bao nhi6u?i quAn th6 c6n bing) "o-' 4.0.094 8.0.088 c.0.170 D.0.180 CAU l7.Li€u ph6p gen ld A' rnQt phrLo'ng phrip di€Lr tri c6c bQnh di truydn 6' mfrc phan ti'vd t6 beo bing c6ch tlray th6 <<gen bgnh >> ( gen d6t bi6n) bing gen ldnh ( gen binh thuong ) B' rnQt phuo'ng phdp di6u tri c6c bQnh di truyAn 6'mri'c phan ru'vd tr5 bdo bing c6ch lo4i b6 << gen bQnh >> (gen d6t bi€n) c' rn6t phuong ph6p di€u tri c6c b€nh di truyAn 6'mri'c phdn tri' bing c6ch thay th6 << gen bQnh >> (gen d6t bi6n) clL'q.c thay bing gen ldnh ( gen binh thud'ng ) D'mQt phu'o'ng ph6p di6u f ic6c benh di truydn d rnfrc ph6n tir bing c6ch srj'a chira << gen bQnh >> (gen d6t biiin)thdnS gen ldnh ( gen binh thu.ong ) Cdu l8'C6 bao nhi€u toaittr6 ba kh6c nhau duo-c tim th6y 6'rn6t thuc vAt c6 bO nhi6m sic th6 lrrong b6i ld l6 A.8 B.t6 c.24 D.32 Ciu l9'MQt loditfl b6i( 4n:40) duo'c lai nguo-c trd laiv6'i m6t lodi (2n:20)ae ticm tra d6 c6 phni ld lodi b6 m9 crira todi d6 hay kh6ng' Khi F.l dang thuc. hiQn giam phiin, ngu'd'i ta quan s6t hinh thai nhiSnr sic th.3 6.ki gifra gia* prri*i. N6u lodi (2rr20) tl6 kh6ng phii td lodi b6 me trri hinh th6i nhi6m sic th6 s6 ld: A.20 cip nhi6rn sic the kdp 8.20 cdp nhi6m sic thC kep vd l0 nhi6m sac th6 k6p kh6ng c6 cdp C.30 nhiErn sic thd kdp kh6ng c6 c4p D. I 0 c4p nhi6m s*c th€ k6p vi I 0 nhiErn sic th6 kdp kh6ng c6 c4p ciu 20'Mat quAn thti l6'n dQng v4t phong thi nghiQm duoc cho phep giao ph6i ngAu nhi€n trong vai th6 h€. sau m6t vdi tlriS ne ,25Yo s6 ci thi5 mang tinh tr4ng lin(aa), fiong voi ir,6 rre *udipilat. pr'a" "i" iui'*un* tinrr tr4ng tr6i, v6y s6 c6 th6 mang gen di ho.'p (Aa) ld bao nhi€u? A.0.05 B. 0.25 c. 0.50 D. 0.7s ciu 2l . B€nh clao li b€nh ptro uitin nh6t trong c6c b€nh da gap 6. ngud.i vi NST 2l A' nhd vd chri'a it gen ho'n crlc NST kh6c , ki6Lr gen thla I NST 2l ld it nghi6m trong n6n cdn s6ng duoc B. c6 kich thu6c 16rr hon c6c NST khrlc n6n inlr hu.crng l6.n gay hQi chirng rtao c. c6 chira nhiAu gen hu-n cfc NST khdc n€n 6nh hudng l6n g6y h6i h0i chrl.ng dao -2- D. c6 l<ich thu6.c 16rr vA chira nhi€Lr gen hon c6c NST kh6c n6n Anh htto'ug l6n gay lroi chirrrg clao Cf;u 22.Menden ph6t hi6n ra qtri lu4t di truydn boi vi: A.QLran s6t tt6ng thd.i m6t lirc nhiau tinh tr,ang o- b6 mg vd cou c5i cira chfurg B.Tin ring c6c tinlr tr4ng di truyAn tir b6 vi mP s€ hda tr6n viro nhau il con c6i C.Chi quan t6m t6'i ,u aitruyen cira mQt vii tinh trgng dang ngtri6n ciru , vd b6 qua c6c tinh tr4ng kh6c D.Chi rrghi€n cfiu c6c con c6i thu duo. c til mQt ph6p lai duy nh6t Ciu 23.CAu nio sau d6y vO hQichrilg Dao li sai: A.Ti lC sinh con Dao sE tdng d mq tr6n 40 tu6i '.4; ;i;;y ,u uoi su kh6; ph6n ly cria nhi6rn sic th6 trong giim phdn c.Thd.i gian k6o dai gi[.a giarn phdn ki I vd ti ri ra nguy€n nt'a-n la*tang s6 ca sinh con Dao 6'plrg nfr' 16rr tu6i D.TAt c6 dAu ttring CAu 24.DU do6n qui lu4t di truyAn cho trud'ng ho. p sau: , M6t nguoi din 6ng co tai mdu tim t6.i tu uan irung tdm tu vAn di truyAn. B6c si d6 vE so" dd pha lrQ dita theo c6c th6ng tin sau: O giu Oinfl niry, M9 cria nguo'i ddn 6ng vd mQt ngudi ch! 9OnS.!itai.miu tim, nhung b6 cira atth ta, anh trai, vd hai chi gdi kh6c thi c6 tai binh thndrg. Ngub.i ddn ong ua ."uoi uq ro tuiuinh thud'ng vd sinh 7 d,i'u "on, bao g6m 4 con trai vh 3 con g6i. Hai con g6i va hao "o'n tru'i ld tai tim.kh6 n6ng nhi€u nh6t cho tinh tr4ng tai tim ld: ( tinlr tr?ng niy do gen tr6n mQt locut qui dinh) ;.D";;" tr6i tr€n nhi6m sic th6 thudng qui ttinh B.Do gen l{n tron nhi6m sic th6 thrrdng qui dlnh C.Oo ["', trqi tren nhiSm sic th€ gi6'i tiih'qui itlnh P'KL6"ng x6c ctlnh duo. c dsa vio nhirng dit kign tr6n J Ciu 25. Bgnh so h6a co nung ie b6nh do gen lin hdn nhi6m sic tho thub'ng qui dinh, ve tY lQ ngud'i mdc b€nh ld tngud.i/2500.gud.i. MQt ngud.i anh kh6ng ui'uenh nhung c6 em g6i mic bQnh"t6i phdng tu vdn di truyAn. Gia sir ring qLrin th6 d6 lA can bing Hacdi-Vanbec. Di€u nio sau ddy li dftng? A. Kha ndng ngud'i anh mang gen bQnh ld l/2 B.N3;,;;; uin .o con v6'iln"0t ngudi phq n['kh6e manh thi khA ndng con cia anh ta bi b€nlr li 1/150 a.N1i; niud.i anh c6 cor1 v6'i em lrq cna minh thi khi ning con c0a anh ta bi bqnh ld 1/12 ;.N6; ni,ro'i "* g6i bi bdnh c6 con v6'i anlr ho cira cd ta thi khA ndng dira trd bi b€nh ld.1/a CA,u26.citcnhd nghi6n cfiu d6 tim thay c6c h6a th?ch cria lodi ngpi Eocene 6'Colorado. Lodi 6'cang sdu trong ldng d6t thi c6 kich thu6.c ciurg nho. Di€u niy dd ddn t6'i k6t lutn gi trong c6c hQc thuy6t tii5n h6a? A.E6 le bang chirng Jnrrng minh c6c lodi tiiSn h6a qua thoi gian B.N6 chi ra ri,.rg tht ch chc lodi c6 moi ticn hQ v6'i nhau C.*u "t,,tnu"nrinh Jng *ii ,.uor.,g thay rl6i theo thd'i gian D.N6 chri'ng minh ring c6c lodi kh6ng thay d6i theo thoi gian Cdu2T.Cdu ndo sau dAy sai khi n6i cl6n ho6n vi gen : A. TAn s6 ho6n vi ge' phr,r thuQc vdo kho6rrg c6ch gifr'a c6c gen trdn NST B. Ho6' vi ge' xdy ,u lni "o ,u tiep no.'p ui truo Joi chdo liira hai cr6matit chi em tro'g cdp NST k6p tuong d6ng o ki dAr.r cira giArn phAn lAn I C. O ru6i giAm, ho6n vi gen chi xiry ra 6'ru6i c6i D. C6c gen ciug gAn nhau lrodn vi gen chng kh6 xiy ra Ciu 28. . i . l I ffi ;.++_ : , t: I i : '' ',, ' r-Hl' I I 'l'' O so- d6 p56 li€ tr€n, 11 vn II2 bi b€irh nhugc co, do gen l4n tron X qui dinh. III2 bi b4ch t4ng do gen l6n tr€n nhiErn sic th6 ttrudiig qui clinh (v6.i r! lQ ngud'i m6c benlr h li 10000). Khi ndng bi bEnh 6'ngudi IVI vd IV2 la kh6ng 16' Klrd nlrrg ngub'i IV I mang gen bQnh (kh6ng bi b€nh), ld: A.114 B.tlz c'213 D'99/100 Cdu 29.Gen H vd I anh hg6.ng t6i su bitiu hi€n ki6u hinh nh6m rn6r-r ABo theo c6ch sau: Ki6Lr HH,AB hoflc Hh,AB qui dinh nh6m rnSLr AB trong khi ki6u gen hh,AB qui dinh nh6m m6u O' DAy ld vi du cria: A.troi hoin todn g.AOng tr6i C.trQi kh6ng hoin todn D.tuong t5c 6t ch€ A.Quan s6t lii6u hinli hirih thdnh do trao d6i-ch6o k6p li6n qr'rarr t6'i alen tr6i vd alert l[n cira gen A'B'C B. Quan s6t ki€u hinh hinh thdnh do trao <16i ch6o do'n li€n quan t6'i alen tr'6i vd alen l[n cia gen A'B'c C.Quan sdt ki6u hinh ctra b6,m9 , i. 1 ".^ O.iu" i.n6,t* thd x6c dinlr vi tr( cfra gen bing quan s1t k*:'ii:0,".'lnt ph6p lai cAu 39.Ge, A vi B *u',riruu t.,o.n g",i R vi c, vi ca 3 gen rd ri6n k€t v6'i nhau. Diau ndo sau diy l<h6ng th€ k.t lu4n? A.B nirn giira A vi C B'C ndm gifr'a A vd B C.A nim gifr'a B vi C D.Trao d& ch6o d6 xAy ra giita A vd B ho"n giii'a A vA C Cf;u 40. Vi sao Menden khdng thAy hiQn tuo'ng li6n k€t ge1 trong cic ph6p lai cfia minh? ,,, narr LhAno "A r.,^ it^' A.M6r s6 gen (trong ph6p rai mh menden da rim) la ticn'ki5t, nh*ngch'ng nim qu6 gd' nhau n6' kh6ng c6 trao d6i cheo B.TAI ci ? gen mi Ong ngniJn criu tliju nim d 7 c[p nhi6m sbcth6 kh6c nhau aA +rcnrlAi c-h6o xiv r c.Mot si5 gen(mi 6ng nghi€n c'.u) ld li.n k6t, nhung chirng nim qu6 xa nhau vi v4y lu6n c6 trao aoi cneo xiy ra lam k6t qui ph6p lai gi6ng vdi phin ly dQc lf,p r ^ . ,_:a.^ r.'^ ria- vA+ nonhi hA nrr D.ong ktrong thuc hign phdpiai rnQt c6ch ki lu6.ng, vi vay hien tuo. ng li€n k6t gen b! bo qua 10 cAu hoi cho chuong trinh co b6n CAu 41. Doan Okazaki la"'"'"'' A.mQt do3n cfia enzim ADN polymeraza ; il";i* *aiio* t* radigifip enzim ADN polymeraza c6 thiS thuc hiQn chri'c ndng C.c6c do4n ADN ngln duo. c t4o thirnh theo chiAu 5]-3'dga tr6n mQt trong hai m4ch do'n ADN ;';;"-;;nnN "ga" bi cet b6 khi mARN so'khai cliuv€n thdnh mARN tru6'ng thinh Can 42.D6t bi6rr gen ti6n ung thu vd gen irc chri khoi u li nhfr'ng dang dOt bii5n gen ndo ? A. d.t bi6n gen tiAn ung tlru thud'ng le d't b;c; ;Oi , uOt bicn gen tit J6 kh6i u thub'ng ld d.t bi€n l6n B.d't bi€n gen tidn ung thu thuong ra aot ui6n troi, oot uien gJn ,i'. crre rnoi u cfrng thud'ng ld dot bi€n troi c.dQt bi6n gen tiAn ung thu thudng le d6t bi;; ia", oO, bi6n ge' ri'c chiS kh6i u cfrng thudng ld dqt bi6n lan D.dot bi€n gen tian ung thu thudng la dot b;; ii*, iot bia,',"gen ri'c ch. khdi u thuong ld dot bicn troi Cdu 43.BQnh ph€ninkii niQu do nguy€n nhdn chir yi5u nio giy ra , : .r-r-,- +:-A A.do dOt bi,5n gen md ho6 enzim xfc t6c s9'chuyen ho6 axit amin pheninalanin thdnh tiroxin B.do d6t biiln gen m5 h6a enzim xirc t6c sg chuy6n ho6 tir6xin thdnh axit amin ph€ninalamin i.i" U* bi€n len md h6a enzim girip t6ng ho"p axit amin ph6ninalanin n lo aOt UiCn gen rni h6a enzin.r giirp h6p thu axit amin ph6ninalanin . '. cau 44.prrin niro trong cau trirc ADN nhi6u kh6 ndng la dich cira chgn rgc tu nhi6n ch6ng lai c6c dot bien thay th6 kh6ng d6ng nghla? ,,^ ^a+-^^ ^,,; A ' ' A.MOt intron trong mQt gen qui clinh protein cau trirc B.MOt intron trong mQt gen qui dinh protein kh6ng th€ C.MOt exon trong rnQt ge' qui ctinh protein cAu trirc D'Kh6ng mQt doqn ADN ndo ld dich cita chgn lgc tp 'hi€n c'u 45.Enzym alcohor dehydroge'eza 6. lodi trruc vat Phlox drumntondii dttgc xic dlrrlr bing mQt locrtt da ale'' I(hi nghiOn citu 35 c6 th6 , ta thu duo-c sO ligu sa'-t: Ki€u gen '. aa ab bb bc cc ac Sdluo-ng:2 512 l05l TAn s6 cita alen a,b,c ld: A. a=0,34,b:0,56;c=0,1 B' a=0'24;b:0'56;c:0'2 C. a:0,14;b=0,46;c=0,4 D'a=0'14;b=0'56;c:0'3 ciu 46.V6.i mQt locut c6 2 alen., B vi b, vi v6i ki€u.gen bb.se gdy ch6t.vir ki€u gen BB vi Bb ld c6 gi6 trithich nghi ngarlg nhau, Dg do6n tin st| ale' cfia b sau f O tn6 f'g n6'itAn s6 cna b tAi th6 hQ xuit ph6t(th6 he 0) la 0'l? A.0.1 8'0.05 c'0,0 D'0'5 Ciu 47.M0t qudn th6 trang can uing H*ai-vunb". aoi voi locut gen c6 4 ale'>tan s6 cfia 4 ale'd6 ld: al(0'1)' a2(0,2),a3(03),vi a4(0'3)'TAn s6 alen a2a3ld bao nhi6u? A.0.2 8.0.08 c'0,16 D'0'4 Cfru 48.Hai enzim cin thitit trong vi€c tao ADN t6i t6 ho p? A.endonuclease, transcriptase B'DNA polymerase' topoisolnerase C. restriction enzyme, ligase D'polymerase' ligase Ciu 30.Voi hai gen 1an ( a vd b) o ngLroi. Cho sd liQu sau c1iy, x6c clinh khodng cdch giti'a ltai gen (theo cion vi bAn' aO) : aag U=206;Aabb:704 ;aaBb:l 3 6;aabb=25 4 - A.12,7 B.1 c.24.2 D.28 CAu 3 1.C6c bQnh plr6t sinh tir dQt bi6n gen ty thti li do: A.auh huo'ng t6i sq't6ng ho. p protein C.cA A vd B CAu 32.DiAu udo sau ddy tlirng vd alen ldn? A.Anh hu6.ng cria gen l[n ludn ld c6 hai ho4c kh6ng t6t bing gen trQi tuong r1ng B.Chring chi biOu hign khi chring xr.rAt hiQn cirng alen trQi C.Alen l[rr tAo ra protein kh6ng chirc nlng ho4c kh6ng t4o ra protein D.Anh huong cria chring lu6n bi che l6p CAu 33.O mQt sinh v{t lu6lg bQi, ta hdy xem xet mQt locut c6 4 alen D1,D2'D3 vA Dq' Bao nhi€u locut ndy? Bao nhi6r-r kiiiu gen trong s6 d6 le di ho-p tri'? \ (Chat A sin sinh ra ch6t B nho enzim e1 , chAt B sin sinh rachltC nhb'enzim e2) Dua vdo so'dd tr6n hdy tri lo'i cAu hoi sau: Clro lai giiia hai ki6u gen: gtgtG2G2 x GlGlg2g2, dir do6n r! lQ c6 th6 mang ki6u hinh (c6 ho. p chAt B vd kh6ng c6 ho. p cnAt C; 6- Fz? vd ph6p lai niy tuAn theo qui luflt di truy6n ndo? A.l2 ki6u gen vA 4 di ha'p tir C. l6 ki6u gen vri 8 di ho.P tiL CAU 34. A.1 I l6; tno'ng t6c 6t ch' 9:3:4 C.3/8;tuong t6c b6 tro. i 9:6:1 Cffu 35. -il g .l: A.9lt6 8.3/16 B.thu nhin ning luo-ng D.khdng phdi A vi B B. 8 ki€u gen vd 4 di ho. P tfr' D. 10 ki€u gen vir 6 d!ho.'p tfi' B.3/16;tuo'ng tAc b6 trg 9:3:4 D.1/4;tuong t6c 6t ch() 12:3:1 D.l/16 ki€u gen c6 thd c6 cho (Enzim er bibAt ho4t khi gin v6'i ho.p chAt P) Khi cho lai bi5-m9 c6 ki6u gen G3g3G4g4 thi tj' lQ tuong AOi s6 ca th6 F' c6 hqp chAt N ld: c.3/8 CAu 36.Trong phdp lai vti mQt tinh tr4ng duo. c di truydn theo tuong t6c cQng g6p,chi co 21125 c6 th6 6' F2 c6 ki6u hinlr hoirn todn gi6ng mQt b6n b6 ho{c mg crla P(mang todn alen trQi hoic toin alen l[n), c6 bao nhi€u cflp gen qui cllnh tinlr trgng ndy? A.2 8.3 C.4 CAu 37.PlrAn l6'n c6c con tndo calico(rndo tam tarn th6 duc li: A.XBXb B.XBY c.xbYY D.XBXbY Ciu 3g.N6u ban c6 3 gen cirng li€n k6t tren cilng mQt nhiErn sic th6, bing cich ndo b4n c6 thd xdc dinh vitri cira cde getr cl6? D.5 tfre) ta mio c6i. Tuy nhi€n, mQt s(i it rndo ndy ld dgc. KiiSu gen cita mdo t!l I I (: 1 t; Cflu 49.Vi lchuArr chfra plasrnit trii t6 ho.'p thud'ng dugc tdclr dong bang qu6 trinh nAo? A.Du.a ADN cira c6c tii bdo ra ngoiri m6i trudrrg d6 quan s6t xem tO bio ndo c6 plasmit B.Quan s6t cAc tii bdo bing kinh hi6n vi C,ELra vi l<huAn vAo m6i trudlg chira kh6ng sinh c6 t6c dpng gi6t vi ktruAn thi6u plasmit D.Dirng khing th6 tldc hi6u v6'i c6c vi khuAn chri'a plasmit t6i t6 ho'p Ciu 50.ADN ligazalitenzim iluo. c dirng trong k? thuft t4o ADN t6i t6 ho.'p. ADN ligaza: A.ph6 v6' li6n t<i5t gita cdc c{p nr"rcleotit cria ADN B.cit c6c doan ADN C.ld phAn tir ADN nh6, dgng vdng, tg nh6n <t6i D.gin cdc do4n ADN l4i v6i nhau 10 cdu hoi cho chuong trinh nAng cao Ciu 5 1 . . . . .ld mQt enzim c6 th6 ndi lii;n c6c doan Okazaki v6'i nhar,r sau l{hi doan ARN m6i bi thay thti b6'i ADN. A.ARN polymeraza B.ADN polymeraza C.ligaza D.primaza CAu 52 d thir, n6u khdng quan s6t thAy th6 Barr, thi bao nhi€u nhi6m sic thi5 X md sinh vdt d6 c6? A.0 B.1 C.2 D.3 CAu 53.Trorrg c6c trudrrg ho. p tarn nhi6m du6'i dAy, thi trud'ng ho. p nAo inh hu6'ng ft nghi€m trong r"rh6t t6'i th€ d6t bi6n? A.47,XXX B.47,XXY C.47,XX+13 9.47,y\+21 CAu 54.Thuy6t tiiin h6a cfra Dacuyn vd Lamac c6 di6m tuong ddng sau: A.M6i trud'ng di t4o n€n c6c bitin di giiia cic cath6 trong quAn thO B.Sp'tuyQt chtng kh6ng bao gio'xiy ra C.MOi trudng lu6n thay aOi la co'sd cho qu6 trinh tiiin h6a D.Chgn lgc tu nhi6n li co chii chinh cfra qu6 trinh ti6n h6a CAu 55.CdLr niro sau dAy v€ chgn lgc tU nhi€n ld chinh x6c nhAt? A.Dac di€m giilp sinh vflt thich nghi v6'i m6i trud'ng ndy thi cfrng li <iac rli€m thfch nghi gifrp n6 thich nghi vd'i mdi trud'ng kh6c B.C6c loii kh6c nhau cilng chi6m lTnh mQt noi sdng sC cirng thich nghi v6'i mdi trud'ng 6'<t6 do c6 ctng sU thay AOi vat ch6t di truydn C.Ddc di6rn thich nghi t4i m6t thd'i ditSm sd girip sinh vat thich nghi 6'mqi thd'i di6m D.C6c c6 thO cdng thich nghi thi cdng aC tai ntri€u con cdi , vd vi v4y cung c6p nhidu gen cho v6n gen cira quAn th,5 ho'n so v6'i cdc c6 th6 thich nghi k6m. Cffu 56.Troug c6c cAu trirc sau, c6u trfic nio ld tuo'ng d6ng v6'i cdnh cfra chirn? A.Vdy lung cira cii rn4p B.Chi tru6c cira Kangaroo C.Crinh cria bu6'm D.Vdy cia c6 voi CAu 57. Di6u ndo sau dAy kh6ng nim trong thuy,St ti6n h6a bing chgn lgc tg nhi0n cira Dacuyn? A.Ki€u hinh cria dQng vflt lA di truydn B.Dgng vft sinh con v6'i da d4ng vd ki€u hinh C.l(h6ng phii rnoi ki€u hinh ddu cAn bing nhau vC nra ndng sinh sAn D.Ddc tinh thu clugc trong ddi c6 th6 truy€n lgi dLro.c cho tht5 h0 sau CAu 58.Bing chirng ndo sau d6y ld bing chri'ng m4nh mE nh6t chilng minh rnoi lodi tr6n tr6i dAt dAu c6 ngu6n g6c chLrng? A.Tdt cA c6c sinh v6t dAu ti€u thu ndng lu'gng B.TAI ci c6c sinh vdt dAu c6 chung m5 di truydn ^ -t ^ ,l , , .a : C.TAI cA c6c sinh vdt d6u ti6n h6a D.TAI cd c6c sinh vqt d€u c6 bi€n di di truy6n CAu 59. Ichthyosaurs ld khfing long du6'i nu6'c. H6a thach chi ra ring chirng c6 vAy 6' lung ua uay du6i, gi6ng c6, rnflc dir vay hq hdng gAn gfii nh6t cfra n6 l4i li c6c lodi bd s6t 6'c4n, chtng kh6ng c6 vdy lung vri vAy dudi. VAy vAy lung ,vdy du6i cira c6 vd lchthyosaurs ld: A.co quan tuong ddng B.Vi dp vd tiiSn h6a d6ng qui C.Vi du ve ti6n h6a phAn ly D.Cd A vd C CAu 60.Sg giii thich cia Lamac vA c6i c6 ddi cira Huou cao c6? A.Huor-r cao c6 6n nhiAu c6 ho'n huou c6 ngin vi vay c6 ddi hon B.Bi6n di tr,r rrhi€n trong quAn th6 tao ra huou c6 cao vi huou c6 thAp , huo'u c6 cao d6 l6y thirc dn hon. C.MQI s5 huou cao c6 c6 dr.roc c6i c6 cao lA do k6o dni cO OC v6i thric dn vA truydn tinh tr4ng d6 cho con cdi. D.Huou cao c6 tir xa xua dd c6 c6 cao vi kh6ng thay tl6i. -6- Dirp 6m rsn6lr sislEx -tkli thfr' \friw 2-2011 424 Cffu 421 422 423 424 I} 31 C C C C ri 32 C C C D i_y 33 D B D C u\ 34 B D B D {} 35 l] B D B ,i' 36 B D B B t\ i,.t 37 D B A B D 3E A A B A T) fl) 39 A C A A x\ !,.t 40 C A C C t) 41 C A C A il 42 A C A D s 43 A A D C (- 44 C D A B t. 45 D C B C iitr 1,! 46 B B C A t/ C C C C L\ 48 C C C D 49 C C D C _ +__ ,d D D C C ea C B A B 52 B A B C ,r' 53 A C C A !-_ 5.$ C {1 \, C D 55 D D D D D D D C __i\_ i) 57 D D B D J() B B D B .,,- s9 B C B B i t 60 \- B C C C6u 421 ,tr14 -* L2 423 I x) D D 2 i) tr) D 3 t- 1] C 4 B -l-9 A 5 A D t) 6 B A l) I> 7 x) t) B 8 x] x3 D 9 TJ B f'r tt 10 x) D Ii 11 D D I\ i.J 12 C D I) 13 D (1 g t4 r1 (- -;- { 15 L A 16 A L7 {- A l) 18 -/d 1) A 19 ,: A l-$. -,{ 1\ A '-;. - 20 { 2t (- u\ \) 'r1 C x) C 23 D 24 tt &3 ir- j !' lJ. -' i.) 25 12 !'t l-t 26 A r1 A l\ 27 ''lt) g\ i6 28 'lt\ d.J t) t_D 29 x) A,J tri 30 {\ i-b dr1 \- tl_i r'fti rfuri tlal kila ridnc A,r$r LiN 2 n:tr,t 2{}x'1, Tn*tnq T'}IFT cfuuydru IIIII fut1c $rr pfuann EQ GIAO DUC VA EAO TAO TRUONG.EAI HQC SU'PHAM HA NQI rnuqmc rupr cuuvnro #8, T'S{{ T'E{{I eaI HQC eryT 2 (Ei thi cd 07 trang) Th:{ng 2/ 2011 M6n thi: TIITNG ANH, Kh6i D .Thd'i gian ldm bdi: 90 phrtt Hg, t6n thf sinh: sd uao danh: A. I will. I'll keep you in touch. C. I don't. I'll keep you in totrch. 2. This is the biggest exhibition Me dd s6: 321 on rsr GoM s0 cAu GU QUESTIoN I DEN QUESTIoN s0) DANH cHo 1.4,r cA rHi srNH Mark tlte letter A, B, C, or D on your onswer sheet to intlicate the coruect answer to esch of the following questions. 1. A: Don't forget to drop me a line when you settle down. B: Trust me. B. I won't. I'll keep you posted. D. I drop you a line when I settle down. held in Hanoi. A. so far B. never C. up to now D. ever 3' Cynthia: I{i, Victor, do yott think it's possible fbr us to have a talk sometime today? Victor: I'd iove to, but 6' R'eese: Rernember, they want someone who works well with people. You've got to show tirein how easy-going and personable you are! Kent: A. Thanks. I hope so. C. Wait and see. Thanlcs. 7. He tripped on the stairs and could not B. You see what I am like. Don't worry. D. Thanks. I'll keep that in rnind. faliing. A. r'esist B. prevent C. stop A. I've got a pletty tight schedule today. C. is tomon'ow OK? 4. Not once his promises. A. he is keeping 5. Hotel rooms must be A. vacated B. has he liept B. evacuated 8. No one was abie to explain the A. beginning B. or.igin 9. FIis sister was fuil of A. get off 12. The child was B. pick up B. I'm fi'ee now. D. I'm pretty scheduled today. C. did he keep D. he keeps by i0 a.m., but luggage may be left with the porter. C. abandoned D. left for the way in which he had so quickly learned to drive a car. A. pride B. admiration C. surprise 10. Jill: can 1,su save n1)/ place for rne, please? Nature's calli'g. Stranger: D. jealousy of the old custom. C. starting point A. No ploblem. But the line is rnoving fast. C. Yes, please. But in a minute or so. 1 1. The bus only stops here to = passengers. D. avoid D. reason B. Sure. But huny. The line is moving fast. D. No, I can't. I'm in a huny. C. alight D. get on by a lorry on the safetv clossins in the main sfreet Da irdl rliir Dai hQc rioroq Ailh liin 2 nllp ?O1I, Tarrirruq "l]F f Ciffyfi [0i Hk Su pfuu 13. I have always A. tlusted that iny university was the best in tire country. B. respected D. regarded 14. I{er mother asked her to the tabie for the evening ineal. A. place B. put out C. serve D. lay 15. She said that she could not a new dress on her small salary. A. spend B. save C. afford D. spare 16. Cashier: All right. Keep your receipt. If something comes up, you can show it to us and we'll give you a refund. John: A. OK. I won't use it. C. You're welcome. See you. 17. When we arlived in Paris it was A. running B. dropping 18. People living abroad ale not C. considered B. Thanks. I'11 put it in a safe place. D. Thank you. I'll keep it for you. with rain. C. pouring D. falling to enter for this competition. D. eligible of closing down. D. threat by rising prices is the continual increase in D. forced C. Sure. I have. D. i hope so. it down. D. shouted tire work of his particular department. A. enabled B. permissible 19. Unfortunately, our local cinema is on the C. capable A. verge B. hint 20. For elderly people, one of the pr6blems heating bills. A. given B. posed C. edge C. pressed 21. Arthur: You've got to be careful next time! Rose: A. I will. I will. Trust mel B. Yes, I have. 22.I'he price they offered for my car was so low that I A. brouglrt B. called C. turned 23.Tbe supervisor's job is to A. overlook B. overlun 24. Our house still remains in A. outlooi< 2l.The A. false 28. Whoever 29.He was always finding A. blame B. attitude C. approach D. purpose exaln in Febniary prepared pupils for the real thing in June. B. mock C. fake D. unreal of speeding may be fined frorn $100 up to $1,000. C. oversee after the cyclone. D. overview A. good conditions B. a good condition C. the good condition D. good state 25. When his business failed, he starled again fi'onl A. scratch B. blank C. introduction D. beginning 1A It,rt', on life has changed a lot since leaving riniversity. A. convicted B. arrested C. judged . D. charged with his daughter's friends. C. mistake by the size of the stadium. C. determined B. lack D. fault D. associated 30. The numbel of tickets available is A. caused B. related Mark tlte sentence (A, B, C or D) thut is the most suitsble completiortfor the set of givett words. 31. what/ hate/ rnost/ answer/ call/ midnight A. What do you hate when you answering a phone call at midnight? B. Wliat I hate the most is answering a phone call at midnight. ,e d,L4ry{ftqc ricftq llrufu !.in- ? nxn.r 2OrlT, TRrri)?iq THFT Chuydru t)Ill h0c Su,pkan C. What makes me hate nost to answer.a phone call at niidnight. D. what is hated by most of people is answering a phone call at midnight. 32. noise/ hotel/ be/ construction A. There was so inuch noise as the hotel was still under construction. B. The noise of the hotei was caused by it being in construction. C. The cause of the noise was tirat the hotel being still under construction. D. The noise came fi'om the hotel wirich was being in construction. 33. foolish/ rell lies/ police A. He was too foolish not to tell lies to the police. B. He was so foolish that he tells lies to tire poiice. C. He was very foolish so that he told the police lies. D. He was so foolish as to tell lies to the police. 34. falll obey/ regulations/ disqualification A. If you faii obeying the regulations, you,ll get disqualification. B. Failure to obey the regulations may result in disqualification. c. In case you fail obeying the regulations, you'll have disqualification. D. Failing to obey the regulations may lead to get disqualification. 35. getlimpressiorV first/ meet/ him A. I caused a very good impression when I have first met hirn. B. I got a very good impression of rny first meeting with him. C. I was given a good irnpression as first met him. D. I got such a good impression by my first meeting him. Mark the letter A, B, C, or D on yolff flIlswer slreet to sltout tlre underlined part tltat neecls correction. 36. Ihe flag is risen at 63A eveqr moming without fail. A. is lisen B. at C. every moming D. without fail 37' The watt is named afterJames Watt, the British engineer who developecl the stearn engine in 1760s. A. The watt B. after' C. the British D. the steam engine 38. They who are willirig to spend the necessary time will find this woi'kshop to a rewarding experience. A. They B. willing C.toa D. rewarding ,n. Ut]tik. oxrrgen, which is chemical changed by our body into calbon dioxicle, nitrogen is merel)r exlialecl back into the air. A. Unlike oxygen C. merely B. chemical D. exhaled back 40. Ahnost medical doctors have had some training in psychology and psychiatry. A. Alnost B. rnedical doctors C. irave had D. training Read the follotttitxg pttssflge and nrark the letter A, B, C, of D on your ansrper sheet to itrdicste the correct strswer to eaclt of tlte questionsfrom 4t to 50, Researchers in the field of psychology have found that one of the best r,vays to make an important decision, such as choosing a university to attend or a business to invest in, involves the utilization of a decision worksheet. Psychologists who study optimization compare the actual decisiols made by people to theoretical ideal decisions to see how sirnilar they are. Proponents of the worksheet procedure believe tirat it will yield optimal, that is, the best decisions. Although there are several variations on the exact format that worksheets can take, they are all similar in their essential aspects. Worksheets require defining the ploblem in a clear and concise way and then listing all possible solutions to the problem. Next, the pertinent considerations that will be affected bv each decision are listed^ anrt rhe [...]... HQC SU PI-IAM HA Nql TRLTCING TI4 PT' C}.i UYFN pAp Aru nn TH{ Ma de thi 322 323 stt 321 1 B B 2 D 3 R T'X{U, BAT F{OC aaa TIEI\G ANF{ DOT 2 ThdnE 21 2Vffi Ma d6 thi 323 322 324 stt 321 C B 41 A C B B A D D D D D A A A B C D D B 4 B c B A C B A A 5 A B A C B C B c 6 7 8 D A c c B B B D A D A A A D D B D A A C c c D B 324 B D B B B B D D C 11 B c c c A 10 42 43 44 45 46 47 48 49 50 D D 51 A B A 12 D B A... C c D 19 A B B D B D 20 B A A A A 52 53 54 55 56 57 58 59 60 A D D C D 21 A B c C 61 C D B 22 23 24 25 26 27 28 29 30 C D D A oz B D C A D OJ C B B C D A A B B B C B B D c D A C B A A B A B D 64 65 66 67 B, A A D A A A A C B B C A B C 6B B A B D D D 69 70 C C D A D C B c tA A B C A B B C B 71 c A A C D c D c D B D B B D A B B D D A D C A A A A A A B B B A D C B A A A A c C B 72 73 74 75 76 C A A A... advertisers had with radio programs became the systern fol Arnelican TV Sponsors not only paid moneyfortirnewithinp1'ogIams'butmanyactuallyproducedtheprograrns.Thus,(61)-fromt1re capita1istic,profit-orientedsectot.ofAmericansociety,televisionispriinari1y( 62) -witlr reflectinganc1attractingsocietyratherthan(63)-andexperirrrentirrgwithnewideas.Advet1isers rvant to attract the lalgest viewing audience possible;... Although tnuch of this tea is consurned in Asian, European and African countries, the United States drinks its fair share According to estimates by the Tea Council of the United States, tea is enjoyed by no less than haif of the U.S population Di lhl rkii +;41 hec rlenq Aruk l.ar.r 2 itrrna 21 01'1, Tnur'rrirq TF0F on any given day Black tea or green tea - i' Ckuydn iced, spiced, or instant - tea drinking... Television,a1thoughnotessential,hasbecomea(n)(56)-partofnrostpeople'slives.itlras become a baby-sitter, an initiator of conversations, the major transmitter of culture, a keeper of traditions Yet when what can be seen on TV in one day is critically analyzed, it becomes evident that television is not ateaclrerbutasustainer,Tlrepoor(57)-ofprogrammingdoesnotelevatepeopleintogreater (58 )-, butrathermaintainsandencouragesthestatusquo The(59 )-1 easonfor.the1ackofqualityirrAnredcantelevisionisrelatedtobotht1relristoryofTV... making cornplex decisions B A comparison of actual decisions and icleal decisions C Resealch on how people make decisions D' Differences between long-range and shoft-range decision makilg 42 The word "es.se ntial" i^ paragraph 1 is ciosest in meaning to - - A introductory B changeable C beneficial D fundamental 43 Of the following steps, whicir occurs before the others in naking a decisiol worksheet?... tlaining, pursue an advanced degree, or travel abload for a year A decision-naking worksheet begins with a succinct statement of the problem that will also heip to narrow i/ It is irnporlant to be clear about tire distinction between long-range and immediate goals because long-range goals often involve a diffelent decision from short-range ones Focusing on longrange goals, a graduating student might revise... that tea as a beverage was discovered in 27 378.C by Emperor Shen Nung of China when leaves from a Camellia dropped into his drinking water as it was boiling over a file As the story goes, Emperor Shen Nung dlank tire resulting liquid and proclaimed the drink to be most nourishing and refreshing Though this account cannot be documented, it is thought that tea drin-king probably originated in China and... is often steamed to keep its color D Black tea goes th-ror-rgir two dlying phases dtiring production 70 The word "documented" in palagraph 4 cor.rid be best replaced by which of the lollowirig wofd? D kept C stored B ploved A ignored 71 According to the passage, what is true about the origin of tea drinking? ui rid rirrl r)ti hoc rienq /Iruir lta :2 r*rn: ?,oln, Tnrri)r,:q A It began during tire Shen... 47.Tbe woLd "srccinct" inparagraph 4 is closest in meaning to -. A creative B satisfactory C personal D concise 48 Which of the following terms is defined in the passage? A Proponents (para 1) B Optimal (para 1) C Variables (para 3) D Long-range goals (para 4 ) \ to rirl rhii l)al liigc tidaq Ar,rli liru 49 The worcl A "l/" in ? rclrn 20 1l?, Tnutrnq T]iFT Ohuydil [l[Ji nt[c Su ph:rm paragr"apir 4 . x3 D 9 TJ B f'r tt 10 x) D Ii 11 D D I i.J 12 C D I) 13 D (1 g t4 r1 (- - ;- { 15 L A 16 A L7 {- A l) 18 -/ d 1) A 19 ,: A l-$. -, { 1 A &apos ;-; . - 20 { 2t (- u ) 'r1 C x) C 23 D 24 tt &3 ir- j !' lJ. -& apos; i.) 25 12 !'t l-t 26 A r1 A l 27 ''lt) g i6 28 'lt d.J t) t_D 29 x) A,J tri 30 { i-b dr1 - tl_i. xa xua dd c6 c6 cao vi kh6ng thay tl6i. -6 - Dirp 6m rsn6lr sislEx -tkli thfr' friw 2 -2 0 11 424 Cffu 421 422 423 424 I} 31 C C C C ri 32 C C C D i_y 33 D B D C u 34 B D B D {} 35 l] B D. D D B D J() B B D B ., ,- s9 B C B B i t 60 - B C C C6u 421 ,tr14 -* L2 423 I x) D D 2 i) tr) D 3 t- 1] C 4 B -l-9 A 5 A D t) 6 B A l) I> 7 x) t) B 8 x] x3 D 9 TJ B f'r tt 10 x) D Ii 11 D D I i.J 12 C D I) 13 D (1 g t4 r1 (- - ;- { 15 L A 16 A L7 {- A l) 18