Answer:
The answer to your question is A
Answer:
cell
Explanation:
The cell is the smallest unit of life that can divide, multiply, grow and respond to stimuli from the environment.
All living things are made of cells; the cell itself is the smallest fundamental unit of structure and function in living organisms.
Atoms are the smallest and most fundamental unit of matter.
So it is not Atoms as most people think, it is Cell.
