Question

why are nutrient molecules important?
the body breaks down the molecules into the molecules it needs.
the body combines the nutrient molecules and elements.
the nutrient molecules are not important.
the body eats the molecules.

Explanation:

Nutrient molecules are food - derived. The body digests and breaks them into smaller, usable molecules for functions like energy production and cell repair.

Answer:

The body breaks down the molecules into the molecules it needs.