Social & Preventive Medicine General 82028b2b Limiting amino acid in maize ? A Lysine B Threonine C Methionine D Arginine High-Yield Explanation Ans. is 'a' i.e., Lysine Food Limiting amino acidsWheat Lysine and threonineMaize Tryptophan and lysinePulses Methionine and to a lesser extent cystein