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Mitosis
Term | Definition |
---|---|
1. Interphase | first stage of the cell cycle: growth of cell, copying of DNA, preparing for dividing into 2 cells |
replication | making exact DNA copies |
chromosome | threadlike structure in the nucleus that contains the DNA; made up of chromatids |
chromatid | 2 rod shape structures containing identical DNA |
chromatin | bunch of DNA and protein that make up chromatids |
centriole | microtubules |
centromere | links the chromatids |
Cell Cycle | growth and division of cells |
2. Mitosis | cell's nucleus divides into 2 daughter cells |
Prophase | nuclear membrane breaks down, the centrioles create spindle fibers |
Metaphase | chromosomes attach to the spindle fiber |
Anaphase | chromosomes pull apart, cell starts to pinch in |
3. Cytokinesis | the cell splits into 2 daughter cells |