How is the cell theory important to biology?

The cell theory helps define life - all living things are made of cells, and the cell is the basic unit of structure and function of a living thing. The cell has all the processes of an organism in miniature ... digestion, respiration, reproduction. Cell theory basically states that all living things have cells. read more

The cell theory is important because it defines what it means to be alive. The three tenets of the cell theory are as follows: All living things are composed of one or more cells. The cell is the basic unit of structure and function of living things. All cells come from pre-existing cells. read more

The Cell Theory is one of the basic principles of biology. It states that all living things are composed of cells and cells are the basic units of life. The Cell Theory is one of the basic principles of biology. read more