Medicine What is the lower limit of normal hemoglobin concentration for the male between 15-17 years of age – A 12 gm% B 13 gm% C 14gm% D 15gm% 💡 Explanation What is the lower limit of normal hemoglobin concentration for the male between 15-17 years of age - ✓ Correct Answer: B. 13 gm%