what is the basic unit of structure and function of all living organisms?\nmitochondrion\ndna\nnucleus\ncell

what is the basic unit of structure and function of all living organisms?\nmitochondrion\ndna\nnucleus\ncell
Answer
Brief Explanations:
In biology, the cell is the fundamental unit of structure and function for all living organisms. Mitochondria are organelles within cells, DNA is the genetic - material in cells, and the nucleus is an organelle in eukaryotic cells.
Answer:
cell