<prompt> Glycine is present in all except?CreatinePurineGlutamineGlutathione  <response>: Ans. is c i.e.,Glutamine GlycineIt is a nonessential amino acid which is synthesized from serineGlycine is necessary for the formation Heme, purine ring, bile acids conjugation formation of glycocholic acid, and glyco-chenodeoxycholic acid, creatine, glutathione, glucose by gluconeogenesis. 