Question

a doctor suspects that one of her patients has a deficiency in one of the six key elements found in living organisms. he has low energy and extremely weak, soft bones. based on this information alone, which nutrient supplement will she most likely prescribe?
phosphorus
zinc
sodium
sulfur

Explanation:

Phosphorus is crucial for energy - metabolism and bone health. Deficiency can cause low energy and weak bones.

Answer:

phosphorus