My last question for the night 40 points Why are nutrient molecules important?

The nutrient molecules are not important.

The body combines the nutrient molecules and elements.

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

The body eats the molecules.

So the answer is,

The body breaks down the molecules into the molecules of need.

the body breaks down the monecules into the monclues it needs

Explanation:

that what they answer was on my test

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.