Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Chapter 7.6, Problem 25ELO
25. Explain the stages in the
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Chapter 7 Solutions
Foundations in Microbiology
Ch. 7.1 - 1. Describe the major environmental factors to...Ch. 7.1 - 2. Define nutrition and nutrients and their...Ch. 7.1 - 3. Differentiate between organic and inorganic...Ch. 7.1 - Prob. 4ELOCh. 7.1 - Prob. 1CYPCh. 7.1 - Prob. 2CYPCh. 7.1 - 3. List the general functions of the essential...Ch. 7.1 - 4. Define growth factors and metallic ions with...Ch. 7.2 - 5. Describe the main categories of nutritional...Ch. 7.2 - 6. Distinguish different types of autotrophs and...
Ch. 7.2 - Prob. 7ELOCh. 7.2 - 5. Compare autotrophs and heterotrophs with...Ch. 7.2 - 6. Describe the nutritional strategy of two types...Ch. 7.2 - Prob. 7CYPCh. 7.2 - Prob. 8CYPCh. 7.3 - 8. Describe the basic factors in diffusion and...Ch. 7.3 - Prob. 9ELOCh. 7.3 - 10. Analyze adaptations microbes make in response...Ch. 7.3 - Prob. 11ELOCh. 7.3 - 9. Compare and contrast passive and active forms...Ch. 7.3 - Prob. 10CYPCh. 7.3 - 11. Explain the differences between facilitated...Ch. 7.3 - 12. Compare the effects of isotonic, hypotonic,...Ch. 7.4 - 12. Differentiate between habitat and niche.Ch. 7.4 - 13. Describe the range of temperatures a microbe...Ch. 7.4 - Prob. 14ELOCh. 7.4 - Prob. 15ELOCh. 7.4 - Prob. 16ELOCh. 7.4 - Prob. 17ELOCh. 7.4 - Prob. 13CYPCh. 7.4 - Prob. 14CYPCh. 7.4 - 15. Explain what it means to be an obligate...Ch. 7.4 - 16. Where in the body are anaerobic habitats apt...Ch. 7.4 - Prob. 17CYPCh. 7.5 - 18. Outline the types of associations among...Ch. 7.5 - Prob. 19ELOCh. 7.5 - Prob. 20ELOCh. 7.5 - Prob. 21ELOCh. 7.5 - Prob. 22ELOCh. 7.5 - Prob. 18CYPCh. 7.5 - Prob. 19CYPCh. 7.5 - Prob. 20CYPCh. 7.5 - 21. Relate several advantages to communication...Ch. 7.6 - Prob. 23ELOCh. 7.6 - 24. Describe the process of population growth and...Ch. 7.6 - 25. Explain the stages in the population growth...Ch. 7.6 - Prob. 26ELOCh. 7.6 - 22. What is microbial growth? Explain the stages...Ch. 7.6 - 23. Why is growth called exponential? What causes...Ch. 7.6 - 24. Contrast two different methods of detecting...Ch. 7.6 - 25. Explain the relationship between colony counts...Ch. 7.L1 - 1. An organic nutrient essential to an...Ch. 7.L1 - Prob. 2MCQCh. 7.L1 - 3. An organism that can synthesize all its...Ch. 7.L1 - Prob. 4MCQCh. 7.L1 - Prob. 5MCQCh. 7.L1 - 6. Which of the following substances are required...Ch. 7.L1 - 7. A pathogen would most accurately be described...Ch. 7.L1 - Prob. 8MCQCh. 7.L1 - Prob. 9MCQCh. 7.L1 - Prob. 10MCQCh. 7.L1 - Prob. 11MCQCh. 7.L1 - 12. Which of the following is not involved in...Ch. 7.L1 - 13. Superoxide ion is toxic to strict anaerobes...Ch. 7.L1 - Prob. 14MCQCh. 7.L1 - 15. In a viable plate count, each ____ represents...Ch. 7.L1 - 16. The stage in population growth with the...Ch. 7.L1 - Prob. 1CSRCh. 7.L1 - Prob. 2CSRCh. 7.L1 - Prob. 3CSRCh. 7.L1 - Prob. 1WCCh. 7.L1 - Prob. 2WCCh. 7.L1 - Prob. 3WCCh. 7.L1 - Prob. 4WCCh. 7.L1 - 5. a. What biochemical events in quorum sensing...Ch. 7.L1 - 6. Explain what is happening to the population at...Ch. 7.L1 - Prob. 7WCCh. 7.L2 - 1. a. Is there a microbe that could grow on a...Ch. 7.L2 - 2. Describe how one might determine the nutrient...Ch. 7.L2 - 3. Patients with ketoacidosis associated with...Ch. 7.L2 - Prob. 4CTCh. 7.L2 - 5. Provide some suggestions for treating anaerobic...Ch. 7.L2 - Prob. 6CTCh. 7.L2 - Prob. 7CTCh. 7.L2 - Prob. 8CTCh. 7.L2 - 9. Describe the similarities and differences...Ch. 7.L2 - 1. Place appropriate points on the axes and draw...Ch. 7.L2 - Prob. 2VC
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- The model of exponential population growth predicts that the per capita population growth rate r: a. does not change as a population gets larger. b. gets larger as a population gets larger. c. gets smaller as a population gets larger. d. is always at its maximum level (rmax). e. fluctuates on a regular cycle.arrow_forwardGive an example of how density-dependent and density-independent factors might interact.arrow_forward11. To increase the amount of energy available from food, which of the following strategies can people pursue? a. Eat earlier in the food chain. b. Eat farther along the food chain. Eat more meat products. Drink more water. e. Take more vitamins C. d. 12. According to the demographic transition model, what happens to population size as societies move from agricultural production to industrialization? a. It increases as death rates exceed birth rates. b. It decreases as death rates exceed birth rates. c. It increases as birth rates exceed death rates. d. It stabilizes with no changes in birth and death rates. e. It stabilizes as birth and death rates are balancedarrow_forward
- 86.On a global scale the population increases when its birtate exceeds its death rate in assessing an individual nation's or region's rate of population change immigration and emigration must also be taken into account T Farrow_forward5. Which of the following total fertility rates would be most likely to reduce the worldwide human population to less than 7 billion people over the next century? A. a total fertility rate of 4.1 B. a total fertility rate of 3.5 C. a total fertility rate of 2.7 D. a total fertility rate of 2.2 E. a total fertility rate of 1.4arrow_forward34. Populations grow: through death only. through birth and immigration. through immigration and emigration. through death and emigration.arrow_forward
- 5. Describe a density-independent factor and explain why its effect on population growth is independent of population density 6. How do density-dependent factors limit population growth?arrow_forwardDiscuss the concept ‘unmet need’ and implications for population growth.arrow_forwardExplain the stages in the population growth curve and its practicalimportance.arrow_forward
- 38. If a bird population size at the beginning of a year is 1,000, and by the end of the year this population has increased to 1,200, what's the population growth rate (r) of this population per capita?arrow_forward39. Mites are common pests on individual fence lizards. Mites are observed to bite fence lizards to draw a blood meal, which increases mite population growth rates. Fence lizards respond by scratching their heads to remove mites. The population growth rate of fence lizards is not impacted by this interaction although it appears to be negative for the fence lizards that have mites. What is the best explanation to account for the population growth pattern in fence lizards. a. the interaction is a +, - interaction b. the interaction is at the organism level c. the interaction is a altruism d. the interaction is at the population level e. the interaction is a mutualismarrow_forward25. Describe carrying capacity in terms of population growth. 27.arrow_forward
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