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 one of the six key elements in living organisms (carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur). It is an important component of bones (as part of hydroxyapatite in bone mineral). A deficiency can lead to bone - related issues like weak and soft bones.
• Zinc is important for immune function, wound healing, and enzyme activity but not directly related to bone structure in the context of the six key elements and the given symptoms.
• Sodium is mainly involved in fluid balance, nerve impulse transmission, and muscle function, not bone health in this way.
• Sulfur is part of some amino acids and proteins but not a major element in bone structure.

Answer:

phosphorus