PRESCOTT'S MICROBIOLOGY
11th Edition
ISBN: 2818440045677
Author: WILLEY
Publisher: MCG
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Chapter 27.2, Problem 6CC
Describe the mutualism between methanogenic archaea and their ruminant hosts and between methanogens and bacteria such as Syntrophobacter spp.
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Chapter 27 Solutions
PRESCOTT'S MICROBIOLOGY
Ch. 27.2 - What methanogenic substrates are also available in...Ch. 27.2 - What is the nutritional type of the endosymbiotic...Ch. 27.2 - How could one test to see if an insect-microbe...Ch. 27.2 - What is the role of the Riftia tube worms...Ch. 27.2 - Prob. 3CCCh. 27.2 - What is meant by tight trophic coupling between...Ch. 27.2 - Why is it important that the rumen is a reducing...Ch. 27.2 - Describe the mutualism between methanogenic...Ch. 27.2 - How does cooperation differ from mutualism? What...Ch. 27.2 - Why is the X. nematophilaS. carpocapsae symbiosis...
Ch. 27.3 - Prob. 1CCCh. 27.3 - Why is nitrification a good example of a...Ch. 27.3 - Describe the amensalism observed in attine ant...Ch. 27.3 - Prob. 4CCCh. 27.4 - How does myxobacterial predation differ from that...Ch. 27.4 - Define predation and parasitism. How are these...Ch. 27.4 - What is a lichen? Why is this considered an...Ch. 27.4 - What is the competitive exclusion principle? List...Ch. 27 - Prob. 1RCCh. 27 - Prob. 2RCCh. 27 - Prob. 3RCCh. 27 - Prob. 4RCCh. 27 - Prob. 5RCCh. 27 - Prob. 6RCCh. 27 - Prob. 7RCCh. 27 - Prob. 8RCCh. 27 - Prob. 9RCCh. 27 - Prob. 10RCCh. 27 - Prob. 11RCCh. 27 - Prob. 12RCCh. 27 - Prob. 13RCCh. 27 - Describe an experimental approach to determine if...Ch. 27 - Prob. 2ALCh. 27 - Prob. 3ALCh. 27 - Prob. 4AL
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- Describe (or draw) the growth of bacteria in the 5 categories of oxygen requirementarrow_forwardCompare the nutritional strategy of a heterotrophic bacterium with that of a chemoautotroph.arrow_forwardDescribe the importance of the nitrogen and carbon cycles and the role of microbes in their maintenance. Discuss biofilms and their relevance to infectious diseases. Discuss population growth and the phases of a typical bacterial growth curve. Describe generation time for a bacterial population Explain how bacterial growth correlates to disease. Describe how environmental changes can alter the shape of a growth curve. Categorize microbes based on their preferred environmental niches (pH, temperature, oxygen and salt). Identify the biological properties that allow different classes of microbes to grow in extreme environments.arrow_forward
- Compare and contrast the characteristics and habitats of methanogens, sulfur- and sulfate-reducing bacteria, Clostridium species, lactic acid bacteria, and Propionibacterium species.arrow_forwardDiscuss biofilms and their relevance to infectious diseases. Discuss population growth and the phases of a typical bacterial growth curve. Describe generation time for a bacterial population Explain how bacterial growth correlates to disease. Describe how environmental changes can alter the shape of a growth curve. Categorize microbes based on their preferred environmental niches (pH, temperature, oxygen and salt). Identify the biological properties that allow different classes of microbes to grow in extreme environments.arrow_forwardDiseases that involve biofilm-producing bacteria are serious concern. They are not easily treated compared with those involving free-floating bacteria. Explain three reasons why biofilm formers are more pathogenic.arrow_forward
- Bacteria use many different modes of nutrition. Please discuss these modes using the terms photoautotroph, photoheterotroph, chemoautotroph and chemoheterotroph.arrow_forwardBacteria of the genus Mycoplasma are distinguished from other bacterial cells by 1) cell walls composed solely of amino acids. O 2) the absence of a cytoplasmic membrane. O 3) the absence of a cell wall. O 4) Have large capsules. 5) the presence of mycolic acid in their cell walls.arrow_forwardDescribe a microbial biofilm. Discuss why it is likely that a biofilm contains bacteria with different energy metabolisms?arrow_forward
- Describe, discuss, and give an example of bacterial symbiotic relationship.arrow_forwardAll of the following are ways microorganisms adapt to limited nutrients except: synthesize increased amount of enzymes for uptake and metabolism of limited nutrients form metabolically active highly resistant endospores synthesize enzymes needed to use a different nutrient acetic acid adjust the rate at which they metabolize nutrientsarrow_forwardList some genera of free-living and symbiotic nitrogen-fixing bacteria.arrow_forward
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