Purines and pyrimidines are nitrogen bases found in DNA and RNA .They are nitrogen containing heterocyclic compounds .Purines are large double ringed while pyrimidines are sma â¦ ll single ringed .
Frozen Methane is exactly what it sounds like. Frozen methane. Or in other words, it's methane locked in ice, which is called hydrates. It is also known as fire ice, because of it's ice-like appearance and ability to burn when lit with a match. Frozen Methane is formed when a large amount of methane is trapped within a crystal structure of water, forming a solid similar to ice.
First, Methane [CH4] is a chemical compound composed of four Hydrogen molecules attached to a single Carbon molecule. It is a colorless, odorless, and tasteless gas at normal temperatures and pressures, and has many beneficial uses.ethane is a type of alcohol.The gas evolved from it is known as methane gas.It is used in industrial chemical process and can be used in refrigerated liquid.