<prompt> Glucuronyl conjugation of which amino acid leads to maximum excretion through urine?GlycineAlanineProlineSerine  <response>: Non-essential amino acid alanine performs 2 imp functions. Incorporation into proteins transamination and NH3transpo. After glucuronide conjugation, it is excreted through urineRef: Biochemistry, U. Satyanarayana, Fouh edition, page no: 371 