Phosphorus, Which Is Often a Limiting Nutrient in Ecosystems, Is

Phosphorus, which is often a limiting nutrient in ecosystems, is important because it

A) evaporates quickly.
B) is found only in sedimentary rocks.
C) is necessary for the production of cellulose so that autotrophs can grow and provide food for heterotrophs.
D) is part of the hydrologic cycle.
E) is needed for molecules such as adenosine triphosphate (ATP) , cell membranes, and nucleic acids.