Natural gas is a fossil fuel used as a source of energy for heating, cooking, and electricity generation. It is also used as fuel for vehicles and as a chemical feedstock in the manufacture of plastics and other commercially important organic chemicals. Fossil fuel based natural gas is a non-renewable resource.
Definition: A chromosome is a long, stringy aggregate of genes that carries heredity information and is formed from condensed chromatin. Chromatin is composed of DNA and proteins that are tightly packed together to form chromatin fibers. Condensed chromatin fibers form chromosomes.
Xanthochromia is a yel-. low, orange, or pink discoloration of the CSF, most often caused by the lysis of RBCs result-. ing in hemoglobin breakdown to oxyhemo-. globin,methemoglobin,and bilirubin.Discol-. oration begins after RBCs have been in spinal. fluid for about two hours,and remains for two.