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1. Record your hypothesis from Step 15 here. Be sure to include scientific reasoning to support your predictions.

2. How do each of the three eggs placed in solution compare to the control egg?

3. For each beaker, identify whether the solution inside was hypotonic, hypertonic, or isotonic in comparison to the control beaker.

4. What was the direction of osmosis in the beaker labeled "100% distilled water"? Did the egg in this beaker burst?

5. Was there a volume in the "control" beaker after 24-48 hours? If so, why do you think this is? If not, why do you think this is?

6. Which solution contained a dehydrated cell? Think about someone having a high sugar diet. Hypothesize how their cells might be affected by osmosis?

7. Osmosis is how excess salts that accumulate in cells are transferred to the blood stream so they can be removed from the body. Explain how this process works in terms of tonicity.

Attachment:- Osmosis Animal.doc

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