![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Mitochondria
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x
![Cell outlines <p>Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.Mito-2-5-ping.png)
Cell outlines
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x
![- Mitochondria <p>Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.Mito-2-1-ping.png)
- Mitochondria
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x
![- Nuclei <p>Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.Mito-2-2-ping.png)
- Nuclei
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x
![-- Nucleoli <p>Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.Mito-2-3-ping.png)
-- Nucleoli
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x
![- Plasma membranes <p>Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.Mito-2-4-ping.png)
- Plasma membranes
Active cells have abundant mitochondria. In this toluidine blue-stained section of liver, mitochondria appear as small dots or irregular shapes that are just barely visible with the light microscope. 1000x