Carbon atoms would be your answer.
DNA is the correct answer but next time put answer choices so that people can better answer your questions. Thanks!
A community has only one organism, while a population has many organisms.
Answer is first choice
Answer:
Mitochondrion functions as the "power house of the cell". It provides to the cell with most of the cell's energy. It converts food to "useful" energy so that it can be utilized by the cell.
