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Cell Division

Process by which a cell divides into two new daughter cells.


Part of eukaryotic cell division during which the cell nucleus divides.


Division of the cytoplasm during cell division.


One of two identical "sister" parts of a duplicated chromosome.


Area where the chromatids of a chromosome are attached.


Period of the cell cycle between cell divisions.

Cell Cycle

Series of events that cells go through as they grow and divide.


First and longest phase of mitosis, during which the chromosomes become visible and the centrioles separate and take up positions on the opposite sides of the nucleus.


One of two tiny structures located in the cytoplasm of animal cells near the nuclear envelope.


Fanlike microtubule structure that helps separate the chromosomes during mitosis.


Second phase of mitosis, during which the chromosomes line up across the center of the cell.


The third phase of mitosis, during which the chromosome pairs separate and move toward opposite poles.


Fourth and final phase of mitosis, during which the chromosomes begin to disperse into a tangle of dense material.


One of a family of closely related proteins that regulate the cell cycle in eukaryotic cells.


Disorder in which some of the body's own cells lose the ability to control growth.

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