BI-501
Osmosis
Biology · Secondary 3 · Hard · Osmosis
A potato cylinder is weighed and then placed in a salt solution. After 40 minutes, its mass changes from 4.0 g to 3.6 g. What has happened to the potato cells?
- Water moved out of the cells by osmosis.
- Water moved into the cells by osmosis.
- Salt moved into the cells by diffusion.
- Salt moved out of the cells by active transport.
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