Amino acids are the building blocks of proteins and play a vital role in all living organisms. They are organic molecules composed of carbon, hydrogen, oxygen, and nitrogen and are essential for the creation of proteins. Proteins are formed when amino acids link together in a specific sequence. This sequence, known as the primary structure of a protein, is determined by the arrangement of the various amino acids that make up the protein. When joined together, the amino acids form peptide bonds which are responsible for the shape and function of the protein. The formation of proteins is essential for a variety of functions, including cell signaling, metabolism, and transport. Without the formation of proteins, life as we know it could not exist.