In this online lab, you will test your understanding of osmosis and homeostasis.

Copy following data table on a piece of paper.

 

Initial Length

Final Length (after 24 hours)

Difference
(Final-initial)

Initial Mass

Final Mass (after 24 hours)

Difference
(Final-initial)

Potato A

 

 

 

 

 

 

Potato B

 

 

 

 

 

 

Potato C

 

 

 

 

 

 

Interactive exercise. Assistance may be required. Click on the Begin button to view the animation.



Interactive exercise. Assistance may be required. Analysis

  1. Based on your data, drag the correct arrow to show which way the water flowed. (Into or out of the potato slice.)
  2. Label the beakers hypertonic, hypotonic, or isotonic.