The three fundamental propositions of classical cell theory are that the cell is the most basic unit of life, all life is made up of cells and cells are formed only by other cells. Each tenet of this theory is important ... More » Science Biology Cells

Cell theory is the scientific theory that describes the properties of cells, primarily that the cell is the basic unit of life, and all living things are made of cells and all cells come from pre-existing cells. Modern c... More » Science Biology Cells

Stem cells are unspecialized cells that are capable of differentiating into other cells and self-regenerating. The ability to differentiate means the potential to develop into other types of cells. More » Science Biology Cells
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Cell theory states that all living organisms are made up of cells and that the cell is the basic unit of life. It also states that all cells arise from preexisting cells. The formulation of this theory is not attributed ... More » Science Biology Cells

Cell biology is a discipline that views the cell as the fundamental unit of life and studies cell structure and function. It seeks to elucidate properties of cells that are universal to all or most cells as well as uniqu... More » Science Biology Cells

The modern cell theory states that living organisms are made of cells, that all cells come from other cells and that cells are the most basic life form. As scientific advancements are made, definitions of theories, like ... More » Science Biology Cells

Non-living things are not composed of cells, as cells are the smallest unit of life. Small organisms such as bacteria and protists are only composed of a single cell, but are alive. More » Science Biology Cells