because a single cell can grow completly and could express all the life characteristics and of course it is smallest one
A cell is the smallest unit of life
The smallest unit of life is known as an atom!
the smallest unit that can cary on life is cell.
The cell is the smallest unit of life capable of carrying out life functions.
The smallest unit of life is the cell. All of life is composed of cells. This is one part of the cell theory.
The smallest unit that can carry on all the processes of life is a cell. The cell membrane is made of phospholipids.
The smallest units of an organism that can carry out all the functions of life are cells.
a cell is the smallest unit~Aaliyah
Cell is the structural and functional unit of life. The smallest cell is PPLO.
A zygote cell