A student is investigating the process of osmosis. She fills a medicine dropper with red blood cells. Next, she creates a saline solution that is isotonic to the red blood cells. What will most likely happen to the red blood cells after they are placed in the solution?

Question

a
Water will exit the cells and cause them to shrink in size.
b
Water will neither enter or exit the cells and their sizes will remain the same.
c
Water will enter and exit the cells at a steady rate and their sizes will remain the same.
d
Water will enter the cells and cause them to grow in size.

Answer 1

b
Water will neither enter or exit the cells and their sizes will remain the same.