Which of the following best represents a simple food chain?

A. Producer – secondary consumer
primary consumer

B. Primary consumer - secondary consumer → producer

C. Secondary consumer → primary consumer → producer

D. Producer → primary consumer → secondary consumer

D. Producer → primary consumer → secondary consumer

Explanation:

D is because a producer is where it starts( a plant or something), and then an other animal eats it primary, and then an another.

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

a scenario where a cell may be needed to perform a form of endocytosis is when transporting large molecules. a scenario where a cell may be needed to perform a form of exocytosis is when releasing the large molecule from the cell.