All are antioxidant except -
High-Yield Explanation
Ans. is 'd' i.e., Glutamineo There are two types of antioxidant systems :-Enzymatic antioxidant systemThis includeCatalaseSuperoxide dismutase (SOD)Glutathione peroxidaseNon-enzymatic antioxidant systemThis is further subdivided intoVitamins : Vitamin E, Vitamin A & beta carotene. Vitamin C.Minerals : Selenium, Copper, Zinc, ManganeseTissue proteins : Transferrin, ferritin, lactoferrin, ceruloplasminAmino acids : Glutathione, Cysteine