Dietary essential amino acid-
Ans. is 'c' i.e., MethionineNutritionally EssentialNutritionally NonessentialArginineAlanineHistidineAsparagineIsoleucineAsparatateLeucineCysteineLysineGlutamateMethionineGlutaminePhenylalanineGlycineThreonineProlineTryptophanSerineValineTyrosine