ocr: Arial 10 pt F KU - HZ fx Amino Aci A1 THE 20 AMINO ACIDS IN HUMAN BIOCHEMISTRY THE 20AMINO ACIDS IN HUMAN BIOCHEMISIRT L-isomers a Name Essential - to Solubility PH Abbreviatig Alanine Hyarophonic ala Arginine * Hydrophylic Basic (PK of arg Asparagine Hydrophylic Neutral asn Aspartic acid Hyarophylic Acidic (PKa 0 asp Cvsteine. EMoronnvlc Neutral(PKa CVS