Definition of GRAVAMEN: The burden or gist of a charge; the grievance or injury specially complained of.In English ecclesiastical law. A grievance complained of by the clergy befo The Law Dictionary Featuring Black's Law Dictionary Free Online Legal Dictionary 2nd Ed.
Phosphate and sugar make up the sides of a DNA ladder.
In DNA, the sugar is a pentose called deoxyribose, while in RNA, it is a pentose called ribose. The vertical sides of the DNA spiral are made up of long chains of these sugars, attached end-to-end. The nucleobases make up the rungs.In DNA, the nucleobases are adenine, guanine, cytosine and thymine.