![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Rough endoplasmic reticulum
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x
![RER <p>The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.ER-7-1-ping.png)
RER
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x
![- Ribosomes <p>The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.ER-7-2-ping.png)
- Ribosomes
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x
![Mitochondria <p>The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.ER-7-3-ping.png)
Mitochondria
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x
![Polysomes <p>The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.ER-7-4-ping.png)
Polysomes
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x
![Plasma membranes <p>The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x</p>](https://digitalhistology.org/wp-content/uploads/2017/05/C.S.ER-7-5-ping.png)
Plasma membranes
The amount of RER in a cell varies depending on the function of the cell. This image shows portions of four RER cisterns in a cell with a modest amount of overall RER. The closely apposed plasma membranes of two adjacent cells are also visible. 45,000x