Amino Acids have a basic structure of three components, an amino group made of âH2N, a carboxyl group âCOOH and the last group is called the R-group or variable group which is composed of Carbon, Hydrogen and Oxygen. The arrangement of the C,H and O in this group determines the name of the amino acid.
: a person born, raised, or living in Puerto Rico. : a person whose family is descended from the island of Puerto Rico. : any item deriving it's origin from the island of Puerto Rico. : any item relating to the people of Puerto Rico/Puerto Ricans.
They were here. My grandparents on my dads side are dominican and they have been in the USA since the 1920's. They come from Puerto Rico which is a Common wealth of the USA. Puerto ricans are American Citizens.Some are white, black and native, some are all three.A diverse bunch we are. Source(s): I am a black Dominican/Chinese gal.y grandparents on my dads side are dominican and they have been in the USA since the 1920's. They come from Puerto Rico which is a Common wealth of the USA. Puerto ricans are American Citizens. Some are white, black and native, some are all three.