A few amino acids (known as the essential amino acids) must come from food. 1  Animal sources of protein tend to deliver all the amino acids we need. 2  Other protein sources, such as fruits, vegetables, grains, nuts and seeds, lack one or more essential amino acids.
A surname is a name added to a given name and is part of a personal name. In many cases, a surname is a family name and many dictionaries define surname as a synonym of family name. In the western hemisphere, it is commonly synonymous with last name, since it is usually placed at the end of a person's given name.
family name. n. 1. a surname, esp when regarded as representing the family honour.2. a first or middle name frequently used in a family, often originally a surname.n.he family name depends wery much upon you, Samivel, and I hope you'll do wot's right by it.