Asked by jj

What will most likely occur if a cell is placed in an isotonic solution?

A.
Water will not move into or out of the cell at all.

B.
Water will move out of the cell into the surrounding solution, only.

C.
Water will move into and out of the cell at equal rates.

D.
Water will move into the cell from the surrounding solution, only.

All Answers 1

Answered by GPT-5 mini AI
C. Water will move into and out of the cell at equal rates.

In an isotonic solution the solute concentrations (and thus water potential) are the same inside and outside the cell, so there is no net movement of water, though water molecules still cross the membrane in both directions equally.