Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
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Chapter 1, Problem 8MCQ
Summary Introduction
Introduction:
Bioremediation is the biological process of the utilization of bacteria,
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Choose the combination of answers that most accurately completes the statement.Microbial resistance to drugs is acquired through a. conjugation c. transduction b. transformation d. all of these
Which of the following is not part of Koch’s Postulates?
a. A specific microorganism must be present in a disease
b. The organism must be isolated into pure culture
c. Living organisms spring forth from non-living materials
d. All of the choices are part of Koch’s Postulates
Why is overuse of antibiotics resulting in more antibiotic-resistant strains of bacteria to evolve?
A) The normal flora of the patient can no longer to outcompete the pathogen
B) The antibiotics create the mutations that result in resistant organisms
C) The antibiotic becomes less potent over time leading to resistance
D) The patients begin to have less side-effects from the antibiotics
E) The antibiotics provide the selective pressure for resistance
Chapter 1 Solutions
Microbiology: An Introduction
Ch. 1 - Review 1. How did the idea of spontaneous...Ch. 1 - Briefly state the role microorganisms play in each...Ch. 1 - Into which field of microbiology would the...Ch. 1 - Match the microorganisms in column A to their...Ch. 1 - Match the people in column A to their contribution...Ch. 1 - It is possible to purchase the following...Ch. 1 - NAME IT What type of microorganism has a...Ch. 1 - DRAW IT Show where airborne microbes ended up in...Ch. 1 - Prob. 1MCQCh. 1 - Which of the following is not a characteristic of...
Ch. 1 - Which of the following is the most important...Ch. 1 - Recombinant DNA is a. DNA in bacteria. b. the...Ch. 1 - Which of the following statements is the best...Ch. 1 - Which of the following is a beneficial activity of...Ch. 1 - It has been said that bacteria are essential for...Ch. 1 - Prob. 8MCQCh. 1 - Spallanzanis conclusion about spontaneous...Ch. 1 - Which of the following statements about E. coli is...Ch. 1 - How did the theory of biogenesis lead the way for...Ch. 1 - Even though the germ theory of disease was not...Ch. 1 - Prob. 3ACh. 1 - Find at least three supermarket products made by...Ch. 1 - People once believed all microbial diseases would...Ch. 1 - Prob. 1CAECh. 1 - In 1864, Lister observed that patients recovered...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Drug-resistant populations of microbes arise when __________________________. Group of answer choices a. exposure to drugs causes mutations in bacterial genes. b. exposure to drugs selectively kills sensitive cells, allowing overgrowth of resistant cells. c. exposure to drugs alters gene expression in bacteria. d. synergy between medications occurs. e. the patient becomes immune to the drug.arrow_forwardWhich of the following best describes the mechanism of action of the antibiotic streptomycin? A. it disrupts protein synthesis in resistant bacteria. B. Streptomycin inhibits cell wall synthesis in all bacterial species. C. Streptomycin creates mutations in bacteria which cause them to become resistant. D. It disrupts protein synthesis in nonresistant bacteria.arrow_forwardThe Golden Age of Microbiology was the time whena) microorganisms were first used to make bread.b) microorganisms were first used to make cheese.c) most pathogenic bacteria were identified.d) a vaccine against influenza was developed.e) antibiotics became available.arrow_forward
- Give two reasons why bacteria are becoming more and more resistant to antibiotics.arrow_forwardYou read in the news that an official from the World Health Organization predicted that if laws prohibiting antibiotics from being sold without a prescription were passed and enforced, then the rate of antibiotic resistance would "grind to a halt." Do you agree? Explain.arrow_forwardWhich of the following apply to the development of streptomycin resistance in E. coli? Check That Apply A. The E. coli population has genetic variation B. The selective agent is streptomycin C. The mutation resulting in streptomycin resistance is random D. E coll changes its gene structure to become antobiotic resistant in the presence of streptomycinarrow_forward
- Which mechanism of antibiotic resistance is most likely to result in "cross resistance" against multiple antibiotic drugs resulting in the development of "superbugs"? a. Modification of drug target b. Enzyme deactivation of drug c. Efflux pumps d. Blocking entry of drug into the cellarrow_forwardMC How can mis-using and over-using antibiotics lead to antibiotic-resistant strains of bacteria? A the antibiotics cause mutations in the bacteria B the antibiotics kill off all the regular bacteria, leaving the mutant resistant ones to thrive C some people's bodies become immune to the antibiotics D the antibiotics can cause some people's immune cells to ignore the bacteria we intend to fightarrow_forwardThe development of antibiotic resistance is a major threat to our health. Why? How extensive is this problem?arrow_forward
- An example of bioremediation is A) the use of prokaryotes to treat sewage or clean up oil spills. B) the production of antibiotics by cultured prokaryotes. C) the application of bacteria to produce transgenic plants.arrow_forwardSubstances that are naturally produced by certain microrganisms that can inhibit or destroy other microrganisms are called a) semisynthetic drugs b) narrow-spectrum drugs c) antibiotics d) synthetic drugsarrow_forwardChoose the combination of answers that most accurately completes the statement. For mutations to have an effect on populations of microbes, they must be a. inheritable d. a and b b. permanent e. all of these c. benefi cialarrow_forward
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