EP INQUIRY INTO LIFE-CONNECT ACCESS
16th Edition
ISBN: 9781260482546
Author: Mader
Publisher: MCG COURSE
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Chapter 14, Problem S11.5BYB
Summary Introduction
To discuss:
The role of the body system and the
Introduction:
Homeostasis is a self-regulating process in which the individual tends to adjust favorably to the conditions that are required for its survival. It can actually be defined as a dynamic equilibrium in which the external condition changes, but still, the individual tends to keep it in a uniform stable setting.
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Part A: The Effect of Temperature on Enzyme Activity
Graph the volume of oxygen produced against the temperature of the solution.
How is the oxygen production in 30 seconds related to the rate of the reaction?
At what temperature is the rate of reaction the highest? Lowest? Explain.
Why might the enzyme activity decrease at very high temperatures?
Why might a high fever be dangerous to humans?
What is the optimal temperature for enzymes in the human body?
Part B: The Effect of pH on Enzyme Activity
Graph the volume of oxygen produced against the pH of the solution.
At what pH is the rate of reaction the highest? Lowest? Explain.
Why does changing the pH affect the enzyme activity?
Research the enzyme catalase. What is its function in the human body?
What is the optimal pH for the following enzymes found in the human body? Explain. (catalase, lipase (in your stomach),…
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Discussion Questions:
Part One
Why were the plants kept in the dark prior to the experiment? Why is this important?
Why is it important to boil the leaf?
Explain why it was necessary to use boiling alcohol?
What is the purpose of the iodine?
Part Two
What was the purpose of keeping the leaf in the dark and then covering it with a cardboard cut-out?
What conclusions can you draw from this part of the lab?
Part Three
7. In this experiment what was the purpose of adding the soda lime?
8. Why was a sealed bag placed around each plant?
9. What happened in the control plants?
10. What was the result on photosynthesis?
Part Four
11. Why was a variegated leaf used in this experiment?
!2. What conclusions can you draw about starch production in a variegated leaf?
How did the color differences between the two bacterial species you used in this experiment help you determine if the streak plate method you performed was successful?
Chapter 14 Solutions
EP INQUIRY INTO LIFE-CONNECT ACCESS
Ch. 14.1 - Prob. 1LOCh. 14.1 - Prob. 2LOCh. 14.1 - Prob. 3LOCh. 14.1 - Prob. 1CYPCh. 14.1 - Compare the major functions of the small intestine...Ch. 14.1 - Discuss strategies that might help obese people...Ch. 14.2 - Summarize the major functions of the pancreas, the...Ch. 14.2 - Prob. 2LOCh. 14.2 - Review what it means to say that the pancreas has...Ch. 14.2 - Prob. 2CYP
Ch. 14.2 - Prob. 3CYPCh. 14.3 - Prob. 1LOCh. 14.3 - Compare the specific types of chemical digestion...Ch. 14.3 - Prob. 1CYPCh. 14.3 - Prob. 2CYPCh. 14.3 - Prob. 3CYPCh. 14.4 - Prob. 1LOCh. 14.4 - Describe the relationship between diet and...Ch. 14.4 - Prob. 3LOCh. 14.4 - Prob. 1QTCCh. 14.4 - Prob. 1CYPCh. 14.4 - Prob. 2CYPCh. 14.4 - Prob. 3CYPCh. 14.4 - Describe how a dietary supplement may be harmful...Ch. 14.5 - Describe the three main categories of eating...Ch. 14.5 - Prob. 2LOCh. 14.5 - Distinguish between compulsive eating, binge...Ch. 14.5 - Prob. 1CYPCh. 14.5 - Predict some physiological factors that could...Ch. 14.6 - Describe a common disorder that affects each part...Ch. 14.6 - Classify the digestive disorders by the type of...Ch. 14.6 - What kinds of adaptations would H. pylori need in...Ch. 14.6 - Why do you suppose that even after Dr. Marshall's...Ch. 14.6 - Prob. 3QTCCh. 14.6 - Identify the specific cause of most stomach...Ch. 14.6 - Explain why the pancreas and liver are such...Ch. 14 - Prob. C2BYBCh. 14 - Chapter 7 By what specific biochemical processes...Ch. 14 - Prob. S11.5BYBCh. 14 - Prob. 1ACh. 14 - Prob. 2ACh. 14 - Prob. 3ACh. 14 - Prob. 4ACh. 14 - Prob. 5ACh. 14 - Prob. 6ACh. 14 - Prob. 7ACh. 14 - Prob. 8ACh. 14 - Prob. 9ACh. 14 - Prob. 10ACh. 14 - Prob. 11ACh. 14 - Prob. 12ACh. 14 - Prob. 13ACh. 14 - Prob. 14ACh. 14 - Prob. 15ACh. 14 - Prob. 16ACh. 14 - Prob. 17ACh. 14 - Prob. 1TCCh. 14 - Suppose you are taking large doses of creatine, an...Ch. 14 - Prob. 3TC
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