AP Bio Cell Cycle
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10 terms
Terms | Definitions |
|---|---|
 cyclins | proteins that control the cell cycle |
| heterochromatin | dark staining, non active DNA |
| euchromatin | non staining, active DNA |
| chromatin | tangled mass of DNA |
| centromere | narrow region where sister chromatids join |
| neoplasm | abnormal growth of cells |
| carcinogenesis | development of cancer is gradual |
| telomerase | keeps telomeres at constant rate so cancer cells never die |
| protooncogenes | protein that stimulates cell cycle |
| oncogenes | can code for faulty genes or abnormal protein |
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