Question

Some students used vinegar to dissolve away the shells of three eggs and used these eggs as models of human red blood cells. The students observed

the changes in the eggs when they were placed in different solutions.
Which statement best describes the role of the cell membrane in this model?

Answer 1

the cell membrane allows water to enter and leave the cell

Step-by-step explanation:

Answer 2

the cell membrane is permeable and allows to enter and leave

Step-by-step explanation: