BI-420
Osmosis
Biology · Secondary 3 · Medium · Osmosis
A student places a dialysis tubing bag filled with 20% sugar solution into a beaker of distilled water. The tubing is partially permeable to water but not to sugar. After 30 minutes, what happens to the bag and why?
- Water enters the bag, so it swells.
- Water leaves the bag, so it shrinks.
- Sugar enters the bag, so it swells.
- Sugar leaves the bag, so it shrinks.
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