|
1. DNA�쓽 �젙�쓽
�빑�궛��� �돱�겢�젅�삤�떚�뱶(nucleotide)�씪怨� �븯�뒗 �떒�쐞臾쇱쭏�씠 留롮씠 �뿰寃곕맂 怨좊텇�옄 �쑀湲곕Ъ�씠�떎. �씠 �돱�겢�젅�삤�떚�뱶�뒗 �뿼湲�, �깂�닔�솕臾쇱쓽 �씪醫낆씤 �렂�넗�삤�뒪(pentose), 洹몃━怨� �씤�궛�씠 媛� �븳 遺꾩옄�뵫 寃고빀�븯�뿬 援ъ꽦�맂 寃껋씤�뜲, �렂�넗�삤�뒪媛� �뵒�삦�떆由щ낫�삤�뒪(deoxyribose)�씠硫� DNA(�뵒�삦�떆由щ낫�빑�궛)�씪怨� �븯怨�, 由щ낫�삤�뒪�씠硫� RNA(由щ낫�빑�궛)�씪怨� 援щ퀎�븯�뿬 遺�瑜몃떎. �뵲�씪�꽌 DNA瑜� 援ъ꽦�븯�뒗 �돱�겢�젅�삤�떚�뱶�뒗 �뿼湲� 쨌�뵒�삦�떆由щ낫�삤�뒪 쨌�씤�궛 �븳 遺꾩옄�뵫�쓽 �뿰寃곗껜�씠�떎.
�씠以� �뿼湲곗뿉�뒗 �븘�뜲�땶(adenine:A)쨌援ъ븘�땶(guanine:G)쨌�떆�넗�떊(cytosine:C)쨌�떚誘�(thymine:T)�쓽 �꽕 媛�吏�媛� �엳�떎. �뵲�씪�꽌, DNA瑜� 援ъ꽦�븯�뒗 �돱�겢�젅�삤�떚�뱶�뒗 A瑜� 媛�吏� 寃�, G瑜� 媛�吏� 寃�, C瑜� 媛�吏� 寃�, 洹몃━怨� T瑜� 媛�吏� 寃껋쓽 4醫낅쪟媛� �엳�떎. �씠 4醫낆쓽 �돱�겢�젅�삤�떚�뱶媛� 臾댁닔�엳 留롮씠 �뿰寃곕맂 寃껋씠 DNA�씠誘�濡� 4醫낆쓽 �돱�겢�젅�삤�떚�뱶 諛곗뿴�닚�꽌�뿉 �뵲�씪 �꽌濡� �떎瑜� DNA媛� 留뚮뱾�뼱吏꾨떎. 4醫낆쓽 �돱�겢�젅�삤�떚�뱶媛� �닔泥� 媛� �삉�뒗 �닔留� 媛� �뿰寃곕맆 �븣 洹� 諛곗뿴�닚�꽌�뿉�뒗 臾댄븳�엳 留롮�� 醫낅쪟媛� �엳�쓣 �닔 �엳�쑝誘�濡� 洹� 寃곌낵 留뚮뱾�뼱吏��뒗 DNA�쓽 醫낅쪟�룄 臾댄븳�엳 留롮쓣 �닔 �엳�떎. �깮臾쇱뿉 臾댁닔�엳 留롮�� 醫낅쪟�쓽 �쑀�쟾�옄媛� �엳�쓣 �닔 �엳�뒗 寃껋�� DNA�쓽 醫낅쪟媛� 臾댁닔�엳 留롮쓣 �닔 �엳湲� �븣臾몄씠�떎.
2. DNA�쓽 �뿭�궗
1944�뀈 �삤�뒪�솃�뱶 �뿉�씠踰꾨━媛� DNA(�뵒�삦�떆由щ낫�빑�궛)媛� �쑀�쟾�뿉 愿��뿬�븳�떎�뒗 �궗�떎�쓣 諛쒓껄
1953�뀈 �젣�엫�뒪 �솓�뒯怨� �봽����떆�뒪 �겕由��씠 �깮紐� 蹂듭젣�쓽 �떊鍮꾨�� 媛꾩쭅�븳 DNA �씠以묐굹�꽑援ъ“瑜� 諛앺옒. �씤媛꾩쓽 寃쎌슦 DNA�뒗23�뙇(�븳�뙇��� X, Y�쓽 �꽦�뿼�깋泥�)�쓽 �뿼�깋泥대줈 �씠琉꾩죱�떎. �씠瑜� �뿰寃고븯硫� �룺 1泥쒖뼲遺꾩쓽 5cm, 湲몄씠 1諛�52cm媛� �맂�떎.�씠 �븞�뿉�뒗 30�뼲媛쒖쓽 �뿼湲곗뙇�씠 �뱾�뼱 �엳�떎. �뿼湲곕뒗 �븘�뜲�땶(A), 援ъ븘�땶(G), �떆�넗�떊(C), �떚誘�(T) �벑 4醫낅쪟媛� �엳�쑝硫�, �씠�뱾��� A-T, T-A, G-C, C-G �벑 4媛�吏� �뿼湲곗뙇�쓽 寃고빀�쓣 �넻�빐 �쑀�쟾�븫�샇瑜� 留뚮뱺�떎. DNA �븞�뿉 �엳�뒗 �뿼湲곗뙇�쓽 寃고빀 援ъ“�쓽 紐⑦삎�쓣 �셿�꽦.
19���(�깮�왂)
|
인 쇄
바로가기
DNA��� GENOM.hwp
[Size :
44 Kbyte
]
장바구니
