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.
Puerto Ricans are the second-largest population of Hispanic origin living in the United States, accounting for 9.5% of the U.S. Hispanic population in 2011. Mexicans, the nationâs largest Hispanic origin group, constituted 33.5 million, or 64.6%, of the Hispanic population in 2011.