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Cell Cycle
Biology Midterm Vocabulary
| Word | Definition |
|---|---|
| cell cycle | a cycle of growth and cell division |
| cytokinesis | the splitting of the cytoplasm |
| interphase | the firt three phases of the cell cycle during which there is a period of growht, a period where DNA is copied, and a period where the cell replicates the rest of it's organelles |
| spindle fiber | the fibers that form during cell division to help align the chromosomes and pull the cytoplasm apart |
| prophase | the first phase of mitosis, the nuclear membrane breaks down and chromosomes condense |
| metaphase | second part of mitosis, spindle fiber form, chromosomes begin to move to the equator |
| anaphase | chromosomes line up at the equator of the cell and spindle fibers get shorter |
| telophase | last phase of mitosis, chromatids are pulled apart, move toward opposite poles, cell pinches in the middle, nuclear membranes reform |