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.
Stranger danger. Stranger danger is the danger presented to children and adults by strangers. The phrase stranger danger is intended to sum up the danger associated with adults whom adults or children do not know. The phrase has found widespread usage and many children will hear it during their childhood lives.