Write about proteins

Explanation

Proteins are source of amino acids required for growth and repair of body cells. They are stored in the body only to a certain extent: large quantities are excreted as nitrogenous waste. The calorie value and physiological fuel value of one gram of protein are `5.65` Kcal and 4 Kcal respectively. According to ICMR Indian Council of Medical Research) and WHO (World Health Organization), the daily requirement of protein for an average Indian is I gm per 1 kg body weight .