2. Show a graph of the relationship between temperature and reaction rate
Anatomy & Physiology
1st Edition
ISBN:9781938168130
Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Chapter3: The Cellular Level Of Organization
Section: Chapter Questions
Problem 7RQ: The diffusion of substances within a solution tends to move those substances ________ their ________...
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Question
Procedure:
1. Prepare 5 test tubes. Place 1 ml of 1% starch and add 10 drops of saliva to
each tube. Mix thoroughly.
2. Place the first tube in ice water, the 2nd
tube leave at room temperature, the 3rd
tube in 40°C , the 4th
tube at 60°Cwater bath and the 5th
tube boil for 2
minutes..
3. Leave the 4 tubes in their respective temperatures for 30 minutes. The 4th
tube
allows to stand for 30 minutes after heating for 2 minutes.
4. Test the contents of each tube with iodine and benedict’s tests.
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