Dna is a double stranded structure that has pentose sugar that is a ribose and it has also nitrogenous bases like Adenine, Thymine, Guanine and Cytosine.
DNA (deoxyribonucleic acid)- a double-stranded helix made up of repeating units of nucleotides. DNA contains the information needed to form and control the physical make-up and chemical processes of an organism...
