{"id":74884,"date":"2025-09-23T13:12:46","date_gmt":"2025-09-23T13:12:46","guid":{"rendered":"https:\/\/onlineexammaker.com\/kb\/?p=74884"},"modified":"2025-11-01T04:57:45","modified_gmt":"2025-11-01T04:57:45","slug":"15-dna-technology-quiz-questions-and-answers-ro","status":"publish","type":"post","link":"https:\/\/onlineexammaker.com\/kb\/ro\/15-dna-technology-quiz-questions-and-answers-ro\/","title":{"rendered":"15 \u00centreb\u0103ri \u0219i r\u0103spunsuri privind testele tehnologiei ADN"},"content":{"rendered":"<p>Tehnologia ADN, cunoscut\u0103 \u0219i sub denumirea de inginerie genetic\u0103 sau biotehnologie, se refer\u0103 la un set de tehnici utilizate pentru manipularea \u0219i analizarea ADN -ului (acid deoxiribonucleic) \u00een organismele vii. A revolu\u021bionat diverse domenii de \u0219tiin\u021b\u0103, inclusiv genetic\u0103, medicin\u0103, agricultur\u0103 \u0219i \u0219tiin\u021b\u0103 criminalistic\u0103. Tehnologia ADN permite oamenilor de \u0219tiin\u021b\u0103 s\u0103 studieze, s\u0103 modifice \u0219i s\u0103 utilizeze informa\u021biile genetice stocate \u00een ADN -ul unui organism.<\/p>\n<p>Tehnici cheie \u0219i aplica\u021bii ale tehnologiei ADN:<\/p>\n<p>Secven\u021biere ADN: Secven\u021bializarea ADN -ului este procesul de determinare a ordinii bazelor de nucleotide (adenin\u0103, timin\u0103, citozin\u0103 \u0219i guanin\u0103) \u00eentr -o molecul\u0103 de ADN. Aceast\u0103 tehnic\u0103 a deschis calea pentru \u00een\u021belegerea codului genetic al organismelor \u0219i a dus la numeroase descoperiri \u00een genetic\u0103 \u0219i genomic\u0103.<\/p>\n<p>Reac\u021bia \u00een lan\u021b a polimerazei (PCR): PCR este o metod\u0103 folosit\u0103 pentru a amplifica regiuni specifice ale ADN -ului. Permite cercet\u0103torilor s\u0103 creeze milioane de copii ale unui anumit segment ADN, ceea ce face mai u\u0219or analiza \u0219i studierea materialului genetic chiar \u0219i \u00een cantit\u0103\u021bi de urm\u0103.<\/p>\n<p>Tehnologia ADN recombinant\u0103: Tehnologia ADN recombinant\u0103 implic\u0103 combinarea ADN -ului din surse diferite pentru a crea o nou\u0103 secven\u021b\u0103 de ADN. Aceast\u0103 tehnic\u0103 a dus la producerea de organisme modificate genetic (OMG), dezvoltarea de proteine \u200b\u200bterapeutice \u0219i progrese \u00een terapia genic\u0103.<\/p>\n<p>Inginerie genetic\u0103: Ingineria genetic\u0103 se refer\u0103 la manipularea genelor unui organism pentru a introduce tr\u0103s\u0103turi sau caracteristici specifice. Are aplica\u021bii \u00een agricultur\u0103 (de exemplu, crearea de culturi rezistente la boli), medicamente (de exemplu, produc\u00e2nd insulin\u0103 folosind bacterii modificate genetic) \u0219i cercetare.<\/p>\n<p>Amprentarea ADN: amprentarea ADN -ului este o tehnic\u0103 folosit\u0103 pentru identificarea \u0219i compararea persoanelor bazate pe profilurile lor unice de ADN. Are o utilizare pe scar\u0103 larg\u0103 \u00een \u0219tiin\u021ba criminalistic\u0103, testarea paternit\u0103\u021bii \u0219i genetica popula\u021biei.<\/p>\n<h3>Schi\u021b\u0103 articol<\/h3>\n<ul class=\"article_list\">\n<li><a href=\"#1\">Partea 1: OnlineExamMaker AI Quiz Generator &#8211; Economisi\u021bi timp \u0219i eforturi<\/a><\/li>\n<li><a href=\"#2\">Partea 2: 15 \u00centreb\u0103ri \u0219i r\u0103spunsuri pentru testul tehnologiei ADN<\/a><\/li>\n<li><a href=\"#3\">Partea a 3 -a: OnlineExamMaker AI Generator de \u00eentreb\u0103ri: Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/a><\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/DNA-technology-quiz.webp\" alt=\"\"\/><\/p>\n<h3 id=\"1\">Partea 1: OnlineExamMaker AI Quiz Generator &#8211; Economisi\u021bi timp \u0219i eforturi<\/h3>\n<p>Care este cel mai bun mod de a crea un test de tehnologie ADN online? OnlineExamMaker este cel mai bun software de creare a testului AI pentru dvs. F\u0103r\u0103 codificare \u0219i nu sunt necesare abilit\u0103\u021bi de proiectare. Dac\u0103 nu ave\u021bi timp s\u0103 v\u0103 crea\u021bi testul online de la zero, pute\u021bi utiliza Generatorul de \u00eentreb\u0103ri AI OnlineExamMaker pentru a crea \u00eentreb\u0103ri automat, apoi ad\u0103uga\u021bi -le \u00een evaluarea dvs. online. Mai mult dec\u00e2t at\u00e2t, platforma folose\u0219te AI Proctoring \u0219i func\u021bii de clasificare AI pentru a eficientiza procesul, asigur\u00e2nd \u00een acela\u0219i timp integritatea examenelor.<\/p>\n<p><strong> Caracteristici cheie ale OnlineExamMaker: <\/strong><br \/>\n\u25cf Combin\u0103 monitorizarea AI WebCAM pentru a capta activit\u0103\u021bi de \u00een\u0219el\u0103ciune \u00een timpul examenului online.<br \/>\n\u25cf Permite prelep\u0103torului de testare s\u0103 r\u0103spund\u0103 prin \u00eenc\u0103rcarea video sau a unui document Word, ad\u0103ugarea unei imagini \u0219i \u00eenregistrarea unui fi\u0219ier audio.<br \/>\n\u25cf Scor automat r\u0103spunsuri cu alegere multipl\u0103, adev\u0103rat\u0103\/fals\u0103 \u0219i chiar deschise\/audio deschise\/audio folosind AI, reduc\u00e2nd munca manual\u0103.<br \/>\n\u25cf API -ul OnlineExamMaker ofer\u0103 acces privat pentru dezvoltatori pentru a extrage automat datele examenului dvs. \u00een sistemul dvs.<\/p>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">Genera\u021bi automat \u00eentreb\u0103ri folosind AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Generator de \u00eentreb\u0103ri AI<\/a><\/div>\n<div class=\"p-style-b\">Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> Crea\u021bi un test<\/a><\/div>\n<div class=\"p-style-b\">100% gratuit pentru totdeauna<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 id=\"2\">Partea 2: 15 \u00centreb\u0103ri \u0219i r\u0103spunsuri pentru testul tehnologiei ADN<\/h3>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Copia\u021bi \u00eentreb\u0103rile<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">Genera\u021bi \u00eentreb\u0103ri folosind AI<\/button><\/p>\n<div id=\"copy_questions\">\n<p>1. \u00centrebare 1: Care este principala utilizare a tehnologiei PCR \u00een biotehnologie?<br \/>\n   A. Secven\u021bierea \u00eentregului genom<br \/>\n   B. Amplificarea secven\u021belor specifice de ADN<br \/>\n   C. Modificarea genelor prin CRISPR<br \/>\n   D. Separarea fragmentelor de ADN prin electroforez\u0103<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: PCR (Polymerase Chain Reaction) este o tehnic\u0103 care permite multiplicarea rapid\u0103 a unei secven\u021be de ADN specific\u0103, fiind esen\u021bial\u0103 \u00een diagnostic, cercetare \u0219i clonare genetic\u0103.<\/p>\n<p>2. \u00centrebare 2: Ce enzim\u0103 este esen\u021bial\u0103 \u00een procesul de creare a ADN-ului recombinant?<br \/>\n   A. Ligaz\u0103<br \/>\n   B. Helic\u0103z\u0103<br \/>\n   C. Polimeraz\u0103<br \/>\n   D. Transcriptaz\u0103 invers\u0103<br \/>\n   R\u0103spuns corect: A<br \/>\n   Explica\u021bie: Enzima ligaz\u0103 leag\u0103 fragmentele de ADN t\u0103iate de enzimele de restric\u021bie, permi\u021b\u00e2nd formarea moleculelor de ADN recombinant utilizate \u00een inginerie genetic\u0103.<\/p>\n<p>3. \u00centrebare 3: Care metod\u0103 este utilizat\u0103 pentru separarea fragmentelor de ADN \u00een func\u021bie de m\u0103rime?<br \/>\n   A. PCR<br \/>\n   B. Electroforeza pe gel<br \/>\n   C. Secven\u021bierea Sanger<br \/>\n   D. Clonarea prin vectori<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: Electroforeza pe gel separ\u0103 fragmentele de ADN prin aplicarea unui c\u00e2mp electric, fragmentul mai mic migr\u00e2nd mai rapid, fiind util\u0103 \u00een analiz\u0103 genetic\u0103.<\/p>\n<p>4. \u00centrebare 4: Ce reprezint\u0103 CRISPR-Cas9 \u00een tehnologia ADN?<br \/>\n   A. O tehnic\u0103 de amplificare a ADN-ului<br \/>\n   B. Un sistem de editare genetic\u0103 precis\u0103<br \/>\n   C. O metod\u0103 de secven\u021biere rapid\u0103<br \/>\n   D. Un vector pentru clonare<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: CRISPR-Cas9 este un instrument molecular care permite t\u0103ierea \u0219i editarea precis\u0103 a secven\u021belor de ADN, fiind revolu\u021bionar \u00een terapia genetic\u0103 \u0219i modificarea organismelor.<\/p>\n<p>5. \u00centrebare 5: Care este rolul vectorilor \u00een tehnologia ADN?<br \/>\n   A. S\u0103 amplifice ADN-ul direct<br \/>\n   B. S\u0103 transporte \u0219i s\u0103 replice ADN str\u0103in \u00een celule gazd\u0103<br \/>\n   C. S\u0103 taie ADN-ul \u00een fragmente<br \/>\n   D. S\u0103 secven\u021bieze genomul<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: Vectorii, cum ar fi plasmidele, transport\u0103 secven\u021be de ADN str\u0103in \u00een celule gazd\u0103 pentru replicare \u0219i expresie, fiind fundamentali \u00een clonarea genetic\u0103.<\/p>\n<p>6. \u00centrebare 6: Ce tip de tehnologie permite secven\u021bierea rapid\u0103 a \u00eentregului genom?<br \/>\n   A. PCR conven\u021bional\u0103<br \/>\n   B. Secven\u021bierea de genera\u021bie urm\u0103toare (NGS)<br \/>\n   C. Electroforeza pe gel<br \/>\n   D. Enzime de restric\u021bie<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: Secven\u021bierea de genera\u021bie urm\u0103toare (NGS) secven\u021biaz\u0103 milioane de fragmente de ADN simultan, acceler\u00e2nd analiza genomic\u0103 \u00een compara\u021bie cu metodele tradi\u021bionale.<\/p>\n<p>7. \u00centrebare 7: Care este scopul principal al terapiei genice?<br \/>\n   A. Amplificarea ADN-ului \u00een laborator<br \/>\n   B. Corectarea sau \u00eenlocuirea genelor defecte \u00een celule umane<br \/>\n   C. Clonarea animalelor<br \/>\n   D. Separarea proteinelor<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: Terapia genic\u0103 utilizeaz\u0103 tehnologii ADN pentru a introduce gene func\u021bionale \u00een celule, trat\u00e2nd boli genetice prin corectarea defectelor la nivel molecular.<\/p>\n<p>8. \u00centrebare 8: Ce enzime sunt folosite pentru a t\u0103ia ADN-ul la site-uri specifice?<br \/>\n   A. Polimeraze<br \/>\n   B. Enzime de restric\u021bie<br \/>\n   C. Ligaze<br \/>\n   D. Transcriptaze<br \/>\n   R\u0103spuns corect: B<br \/>\n   Explica\u021bie: Enzimele de restric\u021bie recunosc \u0219i taie secven\u021be specifice de ADN, fiind esen\u021biale \u00een construc\u021bia de ADN recombinant \u0219i manipularea genetic\u0103.<\/p>\n<p>9. \u00centrebare 9: Care este diferen\u021ba principal\u0103 \u00eentre ADN recombinant \u0219i ADN natural?<br \/>\n   A. ADN recombinant con\u021bine secven\u021be de la mai multe specii<br \/>\n   B. ADN natural este doar din surse animale<br \/>\n   C. ADN recombinant nu se poate replica<br \/>\n   D. ADN natural este mai stabil<br \/>\n   R\u0103spuns corect: A<br \/>\n   Explica\u021bie: ADN recombinant este creat prin combinarea secven\u021belor de ADN de la diferite organisme, permi\u021b\u00e2nd transferul de gene \u0219i dezvoltarea de noi tr\u0103s\u0103turi.<\/p>\n<p>10. \u00centrebare 10: Ce tehnologie este utilizat\u0103 pentru detectarea muta\u021biilor genetice?<br \/>\n    A. Clonarea tradi\u021bional\u0103<br \/>\n    B. Secven\u021bierea ADN<br \/>\n    C. Amplificarea prin PCR<br \/>\n    D. Toate variantele de mai sus<br \/>\n    R\u0103spuns corect: D<br \/>\n    Explica\u021bie: Tehnologii precum secven\u021bierea ADN \u0219i PCR detecteaz\u0103 muta\u021bii prin analizarea secven\u021belor, fiind cruciale \u00een diagnosticarea bolilor genetice.<\/p>\n<p>11. \u00centrebare 11: Care este aplica\u021bia principal\u0103 a tehnologiei ADN \u00een agricultur\u0103?<br \/>\n    A. Crearea organismelor transgenice rezistente la boli<br \/>\n    B. Amplificarea solului<br \/>\n    C. Separarea nutrien\u021bilor<br \/>\n    D. Clonarea animalelor s\u0103lbatice<br \/>\n    R\u0103spuns corect: A<br \/>\n    Explica\u021bie: Tehnologia ADN permite dezvoltarea organismelor transgenice, cum ar fi plantele rezistente la d\u0103un\u0103tori, \u00eembun\u0103t\u0103\u021bind productivitatea agricol\u0103.<\/p>\n<p>12. \u00centrebare 12: Ce implic\u0103 procesul de transformare genetic\u0103?<br \/>\n    A. Introducerea ADN str\u0103in \u00een celule<br \/>\n    B. Amplificarea ADN-ului prin c\u0103ldur\u0103<br \/>\n    C. T\u0103ierea ADN-ului cu enzime<br \/>\n    D. Secven\u021bierea genomului<br \/>\n    R\u0103spuns corect: A<br \/>\n    Explica\u021bie: Transformarea genetic\u0103 implic\u0103 inserarea ADN str\u0103in \u00een celule, permi\u021b\u00e2nd expresia de noi gene \u0219i modific\u0103ri genetice.<\/p>\n<p>13. \u00centrebare 13: Care este rolul primerilor \u00een PCR?<br \/>\n    A. S\u0103 taie ADN-ul<br \/>\n    B. S\u0103 serveasc\u0103 ca puncte de pornire pentru sinteza ADN-ului<br \/>\n    C. S\u0103 leag\u0103 fragmentele de ADN<br \/>\n    D. S\u0103 separ\u0103 catenele de ADN<br \/>\n    R\u0103spuns corect: B<br \/>\n    Explica\u021bie: Primerii sunt secven\u021be scurte de ADN care ini\u021biaz\u0103 sinteza \u00een timpul PCR, asigur\u00e2nd amplificarea regiunilor \u021bint\u0103.<\/p>\n<p>14. \u00centrebare 14: Ce tehnologie permite editarea precis\u0103 a genelor \u00een eucariote?<br \/>\n    A. PCR<br \/>\n    B. CRISPR-Cas9<br \/>\n    C. Electroforeza<br \/>\n    D. Secven\u021bierea Sanger<br \/>\n    R\u0103spuns corect: B<br \/>\n    Explica\u021bie: CRISPR-Cas9 ofer\u0103 precizie \u00een editarea genelor prin ghidarea unei enzime pentru a t\u0103ia ADN-ul la loca\u021bii specifice \u00een eucariote.<\/p>\n<p>15. \u00centrebare 15: Care este impactul tehnologiei ADN asupra medicinei?<br \/>\n    A. Doar diagnosticarea bolilor<br \/>\n    B. Dezvoltarea de vaccinuri, terapii \u0219i tratamente personalizate<br \/>\n    C. Numai clonarea \u021besuturilor<br \/>\n    D. Reducerea costurilor de produc\u021bie<br \/>\n    R\u0103spuns corect: B<br \/>\n    Explica\u021bie: Tehnologia ADN revolu\u021bioneaz\u0103 medicina prin crearea de vaccinuri genetice, terapii \u00eempotriva cancerului \u0219i tratamente personalizate bazate pe genom.<\/p>\n<\/div>\n<p><button id=\"copyquestionsBtn\" type=\"button\" onclick=\"myFunction()\">Copia\u021bi \u00eentreb\u0103rile<\/button>\u00a0\u00a0or\u00a0\u00a0<button id=\"genquestionsBtn\" class=\"genbtnstyle\" type=\"button\" onclick=\"myFunction1()\">Genera\u021bi \u00eentreb\u0103ri folosind AI<\/button><\/p>\n<h3 id=\"3\">Partea a 3 -a: OnlineExamMaker AI Generator de \u00eentreb\u0103ri: Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/h3>\n<div class=\"embed_video_blog\">\n<div class=\"embed-responsive embed-responsive-16by9\" style=\"margin-bottom:16px;\">\n <iframe class=\"embed-responsive-item\" src=\"https:\/\/www.youtube.com\/embed\/zlqho9igH2Y\"><\/iframe>\n<\/div>\n<\/div>\n<div class=\"getstarted-container\">\n<p style=\"margin-bottom: 13px;\">Genera\u021bi automat \u00eentreb\u0103ri folosind AI<\/p>\n<div class=\"blog_double_btn clearfix\">\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html?refer=download_questions\" target=\"_blank\" rel=\"noopener\">Generator de \u00eentreb\u0103ri AI<\/a><\/div>\n<div class=\"p-style-b\">Genera\u021bi \u00eentreb\u0103ri pentru orice subiect<\/div>\n<\/div>\n<div class=\"col-sm-6  col-xs-12\">\n<div class=\"p-style-a\"><a class=\"get_started_btn\" href=\"https:\/\/onlineexammaker.com\/sign-up.html?refer=blog_btn\"> Crea\u021bi un test<\/a><\/div>\n<div class=\"p-style-b\">100% gratuit pentru totdeauna<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><script src=\"https:\/\/unpkg.com\/@popperjs\/core@2\"><\/script><br \/>\n<script src=\"https:\/\/unpkg.com\/tippy.js@6\"><\/script><\/p>\n<p><script type=\"text\/javascript\">\nfunction myFunction() {\nvar copyText = document.getElementById(\"copy_questions\");console.log(copyText.innerText);navigator.clipboard.writeText(copyText.innerText);\n}\nfunction myFunction1() {\n\u00a0  \u00a0 \u00a0 window.open(\"https:\/\/onlineexammaker.com\/features\/ai-question-generator.html\");\n\u00a0 }\nvar copy1, copy2;\n        tippy('#copyquestionsBtn', {\n        'content': \"Copy questions to clipboard\",\n       trigger: 'mouseenter',\n       'onCreate':function(instance){\n              copy1 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy2.hide();\n       }\n       });\n       tippy('#copyquestionsBtn', {\n       'content': \"Copied successfully\",\n       trigger: 'click',\n       'onCreate':function(instance){\n              copy2 = instance;\n       },\n       'onTrigger' : function(instance, event) {\n              copy1.hide();\n       }\n       });\ntippy('#genquestionsBtn', {\n        'content': \"Generate questions using AI for free\",\n         trigger: 'mouseenter'\n       });\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tehnologia ADN, cunoscut\u0103 \u0219i sub denumirea de inginerie genetic\u0103 sau biotehnologie, se refer\u0103 la un set de tehnici utilizate pentru manipularea \u0219i analizarea ADN -ului (acid deoxiribonucleic) \u00een organismele vii. A revolu\u021bionat diverse domenii de \u0219tiin\u021b\u0103, inclusiv genetic\u0103, medicin\u0103, agricultur\u0103 \u0219i \u0219tiin\u021b\u0103 criminalistic\u0103. Tehnologia ADN permite oamenilor de \u0219tiin\u021b\u0103 s\u0103 studieze, s\u0103 modifice \u0219i s\u0103 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":14151,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6059],"tags":[],"class_list":["post-74884","post","type-post","status-publish","format-standard","hentry","category-questions-answers-ro"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>15 \u00centreb\u0103ri \u0219i r\u0103spunsuri privind testele tehnologiei ADN - OnlineExamMaker Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/onlineexammaker.com\/kb\/ro\/15-dna-technology-quiz-questions-and-answers-ro\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"15 \u00centreb\u0103ri \u0219i r\u0103spunsuri privind testele tehnologiei ADN - OnlineExamMaker Blog\" \/>\n<meta property=\"og:description\" content=\"Tehnologia ADN, cunoscut\u0103 \u0219i sub denumirea de inginerie genetic\u0103 sau biotehnologie, se refer\u0103 la un set de tehnici utilizate pentru manipularea \u0219i analizarea ADN -ului (acid deoxiribonucleic) \u00een organismele vii. A revolu\u021bionat diverse domenii de \u0219tiin\u021b\u0103, inclusiv genetic\u0103, medicin\u0103, agricultur\u0103 \u0219i \u0219tiin\u021b\u0103 criminalistic\u0103. 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