This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins, Subject name: Social & Preventive Medicine
Protein requirement in adult male - 
Select and explain. 
A. 0-5 gm/kg/day, B. 1 gm/kg/day, C. 1-5 gm/kg/day, D. 2 gm/kg/day
B: 1 gm/kg/day
Answer: B: 1 gm/kg/day 
Explanation: Ans. is 'b' i.e., I gm/kg/day Recommended protein allowancesGroupParticulars(g / kg / day)Man(60 kg)sedentaty workmoderate workheavy work1Woman(55 kg)sedentary workmoderate workheavy work1Infants0 to 3 months3 to 6 months6 to 9 months9 to 12 months1.161.161.691.69Children1 to 3 years4 to 6 years7 to 9 years1.31.121.18AdolescentsMales 10 to 12 years13 to 15 years16 to 18 yearsFemales10 to 12 years13 to 15 years16 to 18 years1.161.141.11 1.151.111.06