Each of the two strands of the double helix is comprised of. the nucleic acid bases adenine (A), guanine (G), cytosine (C) and thymine. (T) attached to a backbone of sugar and phosphate molecules. Each. purine base (A or G) on one strand will pair up with a pyrimidine base (C or. T) on the other strand in a specific manner. 31 May Hello everyone! As I promised a couple of weeks ago, it's time go back to Hexels one last time. Today I'm going to showcase a new feature which is only available for the beta version of Hexels while I'm writing this: 2D animation. Bad guys on cars with guns! Thug Llife. First of all, animation in Hexels is still. Cast & Crew, Contact Info, Trailer - Synopsis: Mark is stranded on a raft in middle of the ocean when he encounters another raft.