<prompt> Essential amino acids are named so:Because they are produced in the bodyBecause they are not produced in the bodyThey are not impoant for lifeEvery food stuff essentially contains them  <response>: Essential amino acids are so called not because they are more impoant to life than the others, but because the body does not synthesize them, making it essential to include them in ones diet in order to obtain them. They are Leucine, Arginine, Histidine, Isoleucine, Meyhionine, Phenylalanine, Threonine, Tryptophan, Valine and lysine. Additionally, cysteine or sulphur-containing amino acids, tyrosine or aromatic amino acids, histidine and arginine are required by infants and growing children. 