In addition to its importance for animal cell structure, cholesterol also serves as a precursor for the biosynthesis of steroid hormones, bile acid, and vitamin D. Cholesterol is the principal sterol synthesized by all animals. In vertebrates, hepatic cells typically produce the greatest amounts.
The name Dougal is of Scottish origin. The meaning of Dougal is dark stranger. Dougal is generally used as a boy's name. It consists of 6 letters and 2 syllables and is pronounced Dou-gal.
The definition of dark is someone or something not light in color, without light or sunshine, gloomy or evil. An example of dark is a black labrador retriever. An example of dark is a house at night without any lights on. An example of dark is midnight.