In both dialysis and osmosis which particles do not pass thorugh the semipermeable membrane?
A
Water
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B
Small molecules
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C
Colloids
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D
All of the above
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Solution
The correct option is C Colloids Colloids are a homogeneous mixture that does not separate or filter out and their size range in between 1 nm to 1 μm for this reason they can't pass through the semipermeable membrane.
On other hand water is pure compound which can be easily pass through that.