Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 13.1, Problem 1ELO
Describe some of the major interactions between humans and the microbes that share our habitats.
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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 13 Solutions
Foundations in Microbiology
Ch. 13.1 - Describe some of the major interactions between...Ch. 13.1 - Prob. 2ELOCh. 13.1 - Discuss the characteristics of the normal...Ch. 13.1 - Briefly relate the sources and conditions that...Ch. 13.1 - Identify which bodily sites remain free of living...Ch. 13.1 - Prob. 6ELOCh. 13.1 - Prob. 1CYPCh. 13.1 - Prob. 2CYPCh. 13.1 - Prob. 3CYPCh. 13.1 - Prob. 4CYP
Ch. 13.1 - Prob. 5CYPCh. 13.1 - Differentiate between transient and resident...Ch. 13.1 - Explain the factors that cause variations in the...Ch. 13.2 - Review the main stages in the development of an...Ch. 13.2 - Prob. 8ELOCh. 13.2 - Prob. 9ELOCh. 13.2 - Prob. 10ELOCh. 13.2 - Prob. 11ELOCh. 13.2 - Identify and discuss invasive factors and...Ch. 13.2 - Prob. 13ELOCh. 13.2 - Explain several ways in which true pathogens...Ch. 13.2 - Distinguish between pathogenicity and virulence.Ch. 13.2 - Prob. 10CYPCh. 13.2 - Prob. 11CYPCh. 13.2 - Prob. 12CYPCh. 13.2 - Describe several components of pathogens that are...Ch. 13.2 - Prob. 14CYPCh. 13.2 - Prob. 15CYPCh. 13.2 - Define toxigenicity and summarize the main...Ch. 13.2 - Prob. 17CYPCh. 13.3 - Describe the clinical stages of infection.Ch. 13.3 - Use key terms to describe different patterns of...Ch. 13.3 - Prob. 16ELOCh. 13.3 - Prob. 17ELOCh. 13.3 - Explain what is happening during each stage of...Ch. 13.3 - Prob. 19CYPCh. 13.3 - Name some examples of infections and their portals...Ch. 13.3 - 21. Using terminology from this section's “Guide...Ch. 13.4 - Define epidemiology, and summarize the major goals...Ch. 13.4 - Prob. 19ELOCh. 13.4 - Prob. 20ELOCh. 13.4 - Prob. 21ELOCh. 13.4 - Prob. 22ELOCh. 13.4 - Prob. 23ELOCh. 13.4 - Prob. 22CYPCh. 13.4 - Prob. 23CYPCh. 13.4 - Prob. 24CYPCh. 13.4 - Prob. 25CYPCh. 13.4 - Prob. 26CYPCh. 13.4 - What is epidemiologically and medically important...Ch. 13.5 - Prob. 24ELOCh. 13.5 - Prob. 25ELOCh. 13.5 - Summarize the steps in Koch’s postulates, and...Ch. 13.5 - Prob. 27ELOCh. 13.5 - Prob. 28ELOCh. 13.5 - Prob. 28CYPCh. 13.5 - Prob. 29CYPCh. 13.5 - Prob. 30CYPCh. 13.5 - Prob. 31CYPCh. 13.5 - Prob. 32CYPCh. 13.5 - Outline the major factors involved in...Ch. 13.L1 - Prob. 1MCQCh. 13.L1 - Prob. 2MCQCh. 13.L1 - Prob. 3MCQCh. 13.L1 - Prob. 4MCQCh. 13.L1 - Prob. 5MCQCh. 13.L1 - Prob. 6MCQCh. 13.L1 - Prob. 7MCQCh. 13.L1 - The presence of a few bacteria in the blood is...Ch. 13.L1 - Prob. 9MCQCh. 13.L1 - A/an ______ is a passive animal transporter of...Ch. 13.L1 - Prob. 11MCQCh. 13.L1 - Prob. 12MCQCh. 13.L1 - Prob. 13MCQCh. 13.L1 - A positive antibody test for HIV would be a...Ch. 13.L1 - Prob. 15MCQCh. 13.L1 - Prob. 16MCQCh. 13.L1 - Prob. 1CSRCh. 13.L1 - Prob. 2CSRCh. 13.L1 - Prob. 3CSRCh. 13.L1 - Prob. 1WCCh. 13.L1 - Prob. 2WCCh. 13.L1 - Prob. 3WCCh. 13.L1 - Prob. 4WCCh. 13.L1 - Prob. 5WCCh. 13.L1 - Prob. 6WCCh. 13.L1 - Prob. 7WCCh. 13.L1 - a. Outline the five types of clinical isolation....Ch. 13.L1 - Complete the following table. Chemical makeup...Ch. 13.L2 - Discuss the relationship between the vaginal...Ch. 13.L2 - Prob. 2CTCh. 13.L2 - How could the microbiome cause some infections to...Ch. 13.L2 - Each of the nine patient specimens listed below...Ch. 13.L2 - Prob. 5CTCh. 13.L2 - Prob. 6CTCh. 13.L2 - Prob. 7CTCh. 13.L2 - a. Suggest several reasons why respiratory,...Ch. 13.L2 - Summarize the epidemiological findings in the...Ch. 13.L2 - Looking at figure 13.20b. Which pattern of...Ch. 13.L2 - Prob. 1VCCh. 13.L2 - Observe the following maps (a)-(c) of three...Ch. 13.L2 - Prob. 3VC
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