Question

What is an isotonic solution?

Answer 1

It is the generally a term in the bio... The solution through substance from inside to outside or vice versa.... Let's focus on the following word.. Generally in isotonic solution osmotic pressure remains same(osmotic pressure means the pressure applied to solute In the solution to move the solute through osmosis). In this type of solutions concentration of salutes same.

Answer 2

Hello Dear !
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In an isotonic solution 
The amount of solute = amount of water 
The turgor pressure becomes zero 
also ψs = ψw
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in a isotonic solution the cells have no change