K12 Students
Rank the test tubes in order of greatest amount of digestion to least amount of digestion. For each tube, explain why it would have exhibited that level of digestion.

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(Score for Question 3: ___ of 4 points)
How could the experiment be modified to further test human digestion actions? What variables would you change? What would you keep the same?

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(Score for Question 4: ___ of 3 points)
In which test tube was the activity most like that of a real human stomach? Explain.

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