B0004158 Organelles within a liver cell
Credit: University of Edinburgh. Wellcome Images
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Colour-enhanced image of mitochondria (red), rough endoplasmic reticulum and smooth endoplasmic reticulum. Mitochondria are the energy factories within the cell. Rough endoplasmic reticulum is so-called because it has ribosomes (dark blue) attached to its outer surface. Smooth endoplasmic reticulum has no ribosomes attached and is seen towards the bottom of the image.
The horizontal field width of the sample is 2.9 micrometres.
Transmission electron micrograph
1980 – 2000 Published: –

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