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Plasmolysis of red onion cells

Found in: Observations and pictures

Adding salt water to red onion cells will cause the cytoplasm to lose water by osmosis. The cell’s content shrinks.

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Animated GIF of red onion cells in salt water.

Animated GIF of red onion cells in salt water. The image is small to reduce the loading time.

Red onion cells were added with concentrated salt water. The cells started to lose water by osmosis. A picture was taken every 2 seconds to make a time lapse animation. Some cells do not contain a red pigment, because it was lost during the preparation of the cells.

Instructions can be found on page 8 of the January 2011 issue of the magazine:
Microbehunter Magazine (January 2011)

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