ribonucleic acid molecule spiral with rna nucleobases molecular formulas. rna molecule with nucleobases structure -

structure ribonucleic spiral acid molecule rna nucleobase molecular formula description cytosine guanine adenine uracil helical educational diagram illustration biology chemistry dna biochemistry education thymine synthesis nitrogenous infographic genetic gene science nucleotide base purine pyrimidine medicine chromosome hydrogen atomic design bond chemical vector helix medical guaninednarna cell biological