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Cell Division

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How is cell division controlled? Do all cells continuously divide? Why or why not? What are the ramifications of uncontrolled cell division?

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Cell Division

Cell division is part of the larger cell cycle:
the G1 phase where the cell does its usual function and prepares to duplicate its DNA
the S phase in which DNA is duplicated
the G2 phase in which the cell grows to prepare for mitosis
the M phase (mitosis) in which the cell divides

Some cells that need to be replenished often, like the epithelial cells in the lining of the gut, are continuously dividing. Others, like neurons and muscle cells, stop dividing after they reach maturity. When they ...

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The expert determines how cell division is controlled.