Structure of DNA, Molecular Biology (B.Sc. & M.Sc. Biotechnology)

Ms. Shweta Singh, Biyani Girls college, Jaipur, explains about structure of DNA which is deoxyribonucleic acid. It consists of repeating subunits called nucleotides. Nucleotides consists of three parts phosphate group, 5’ Carbon Sugar and nitrogenous base. DNA contains deoxyribose sugar as no oxygen is present in its 2’ end.,