<prompt> All of the following are essential amino acids except:MethionineLysineAlanineLeucine  <response>: C. AlanineEssential MettVilPhlyRead As Met Will FlyAll the other amino acidNonessentialMethionineArginineAll the other amino acidThreonine Tryptophan Valine Isoleucine Leucine Phenylalanine Lysine 