NSU Histology- Cytology 1
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7 terms
Terms | Definitions |
|---|---|
 Acidophilic Stain | Pink Cytoplasm, mitochondria, secretory granules, RBC |
| Basophilic Stain | Blue DNA/RNA (heterochromatin, chromosomes, nuceoli), ER |
| Euchromatin | Extended chromatin, active genome Light staining |
| Heterchromatin | Tightly coiled chromatin, inactive genes Dark staining |
| Metabolically Active Cell | 1. Lots of euchromatin (light-staining) 2. Up to 4, well-developed nucleoli |
| Barr Body | Inactivated X chromosome (sex chromatin), in females |
| Terminally differentiated cells stop at... | G0 stage of cell cycle e.g.) cardiac myocytes |
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