Verified Answer :

The answer is isotonic.

 

In order for the solution to prevent water
loss or water gain is it has to be an isotonic solution. An isotonic solution
refers to a solution where there ae equal amount of solute inside and outside
the cell. With equal amount, there will be no water movement preventing from
loss or gain.

In order for the solution to prevent water

loss or water gain is it has to be an isotonic solution. An isotonic solution

refers to a solution where there ae equal amount of solute inside and outside

the cell. With equal amount, there will be no water movement preventing from

loss or gain.