Prescott's Microbiology
10th Edition
ISBN: 9781259281594
Author: Joanne Willey, Linda Sherwood Adjunt Professor Lecturer, Christopher J. Woolverton Professor
Publisher: McGraw-Hill Education
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Chapter 43, Problem 2CHI
Summary Introduction
Bioremediation of soil is a biological process that is used to degrade, transform, breakdown, or to essentially remove the contaminants from the soil. It is a natural process which relies on plants, bacteria, and
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Chapter 43 Solutions
Prescott's Microbiology
Ch. 43.1 - MICRO INQUIRY What is the difference between...Ch. 43.1 - Prob. 1RIACh. 43.1 - Prob. 2RIACh. 43.1 - Prob. 3RIACh. 43.1 - Prob. 4RIACh. 43.1 - Why do you think workers who perform these tests...Ch. 43.2 - Prob. 1MICh. 43.2 - Prob. 2MICh. 43.2 - Prob. 3MICh. 43.2 - Explain how primary, secondary, and tertiary...
Ch. 43.2 - Prob. 1.2RIACh. 43.2 - Prob. 1.3RIACh. 43.2 - Prob. 1.4RIACh. 43.2 - Prob. 1.5RIACh. 43.2 - What minerals contribute to eutrophication?Ch. 43.2 - Prob. 2.1RIACh. 43.2 - Prob. 2.2RIACh. 43.2 - Prob. 2.3RIACh. 43.3 - Why must the membrane between the two chambers be...Ch. 43.3 - Prob. 1RIACh. 43.3 - Prob. 2RIACh. 43.3 - How might microbial fuel cells be involved in...Ch. 43.4 - Why does dehalogenation increase the likelihood...Ch. 43.4 - Prob. 1RIACh. 43.4 - Explain the two mechanisms of reductive...Ch. 43.4 - Prob. 3RIACh. 43.4 - What components are commonly added to microbes...Ch. 43.4 - Prob. 5RIACh. 43 - You wish to build a house in a rural community...Ch. 43 - Prob. 2CHICh. 43 - Biofilms are known to form on surfaces in drinking...
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- You're in charge of bioremediation of jet fuel-contaminated soil. Your colleague advises that you add nitrogen and phosphate to the soil to encourage the development of naturally existing hydrocarbon-degrading bacteria. However, you've just read about a new microbe slurry containing nutrients and a surfactant that's being marketed. What information do you need to gather in order to choose the best course of action? How are you going to get these numbers?arrow_forwardYou were tasked to aseptically collect different environmental samples from a quarry site and process them back in the laboratory for microbial cultivation and analysis. After all the thorough experiments, you were only able to cultivate and study 36 microorganisms. However, based on the metagenomic analysis conducted, there are about 140 other species present in the samples collected. Why is this the case? Discuss and expound on the possible reasonarrow_forwardYou will appreciate the abundance of soil microbes when you consider that the plate of them we generated was taken from a 10-5 dilution. Just what IS a 10-5 dilution? It is 1 in _____________________________________. Were there any fungus-like forms on the plates we prepared from the soil extract?arrow_forward
- A microbiologist used the concept of enrichment culture to isolate aerobic and anaerobic nitrogen-fixing bacteria, sulfate-reducing bacteria, and sulfur-oxidizing bacteria. What kind of selective media could he haveused for isolating each of these four classes of microbes?arrow_forwardWhy canal/pond water supports growth and development of microbes?arrow_forwardWhy are there so many antibiotic-producing organisms in soils?Explain itarrow_forward
- Why are microbial communities important in biodegradation?arrow_forwardIs nutrient agar (NA) a complex or defined medium? Explained based on its composition. Is NA a differential, selective, neither differential nor selective media? Explaining based on what kind of Organism it allows to grow?arrow_forwardHow can a microbial ecologist be sure that transformation of aradioisotope is actually caused by microbes?arrow_forward
- It is sometimes difficult to obtain pure cultures of microbes that grow naturally in mixed communities. True or False ?arrow_forwardWhat are the social and economic implications of using microbial plastics? What are the social and economic implications of applying bioremediation to pesticide-contaminated agricultural lands?arrow_forwardSuppose you have joined to a lab lately for your undergraduate research and your supervisor isan environmental biotechnologist and interest includes various aspects of microbial diversity.Your supervisor wants you to figure out the following questions:I. What do you want to know about a newly discovered microbe? II. How do you screen that microbe for the presence of nucleic acid? III. What would be the assessment for finding the relationship between the new and alreadyexisting one?arrow_forward
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