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Life Cycle of a Cell
Life Cycle of a Cell Vocabulary
Term | Definition |
---|---|
Interphase | The cell grows and carries on its usual metabolic activities. |
Cell Division | Process of a cell reproducing itself |
Mitosis | Division of a cell nucleus; results in formation of 2 daughter nuclei with exactly the same genes as the mother cell |
Cytokinesis | 2nd event of cell division - begins when mitosis is nearly completed; Cleavage furrow forms and pinches the daughter cells apart |
Prophase | Chromatic threads coil and shorten so that visible bar-like chromosomes appear |
Chromatid | The two pieces of replicated DNA that are held together by a centromere |
Centromere | Small buttonlike body holding the two parts of DNA together |
Mitotic Spindle | Made of microtubules at the opposite ends of the cell |
Metaphase | The short stage where chromosomes cluster and line up at the plate |
Anaphase | Centromeres (buttons) split and chromatids separate and move to the opposite ends of all the cell |
Telophase | (Reverse Prophase) Chromosomes on opposite ends of the cell uncoil to make threadlike chromatin again. |