Read the "things that matter'
Answer:
The most important organelle in a cell is the nucleus. Because it contains DNA which is in control of directing all the activities of a cell. And all the RNAs needed for the cell are synthesized in the nucleus
Explanation: I’m doing the DBA now
Feeding relationships in which organisms feed on a variety of organisms is called a food web.
Ammonia (NH3) is inorganic and would be the answer to your question