High stratocumuliform clouds of the genus cirrocumulus form when moist air at high tropospheric altitude reaches saturation, creating ice crystals or supercooled water droplets. Limited convective instability at the cloud level gives the cloud a rolled or rippled appearance.
Some solutions found in living organisims are Carbon, Nitrogen, Oxegyn, and Hydrogen.
Pyrimidine compounds which are found universally in living organisms include http://www.answers.com/topic/uracil (2), http://www.answers.com/topic/cytosine (3), and http://www.answers.com/topic/thymine (4). 2 3 4 Together with purines these substances make up the bases of nucleic acids, uracil and cytosine being found characteristically in ribonucleic acids, with thymine replacing uracil in deoxyribonucleic acids.