Hellow guys, Welcome to my website, and you are watching [생명과학2]2단원 2차시 유전물질2- DNA구조, DNA와 RNA의 차이점, 샤가프의 법칙 계산하기. and this vIdeo is uploaded by 계숙샘 at 2018-07-05T06:21:57-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.