Answer:
the pancreas and liver i think
The answer to your question is digestive.
Answer: In ecosystems, matter and energy are transferred from one form to another. Matter refers to all of the living and nonliving things in that environment. Nutrients and living matter are passed from producers to consumers, then broken down by decomposers. Decomposers break down dead plant and animal matter.
Explanation:
The answer for that is cell body. It goes in the blank.