Nester's Microbiology: A Human Perspective
9th Edition
ISBN: 9781259709999
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 1, Problem 2MC
The Golden Age of
a) 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.
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Chapter 1 Solutions
Nester's Microbiology: A Human Perspective
Ch. 1 - How did Louis Pasteur help disprove spontaneous...Ch. 1 -
2. Describe the scientific method.
Ch. 1 - Explain why life could not exist without the...Ch. 1 - How is the normal microbiota important to human...Ch. 1 -
5. List four commercially important benefits of...Ch. 1 - What characteristics of microorganisms make them...Ch. 1 - Prob. 7SACh. 1 - In the designation Escherichia coli B. which part...Ch. 1 -
9. Why are viruses not microorganisms?
Ch. 1 - Name three non-living groups in the microbial...
Ch. 1 - The property of endospores that led to confusion...Ch. 1 -
2. The Golden Age of Microbiology was the time...Ch. 1 - If all prokaryotes were eliminated from the...Ch. 1 - Prob. 4MCCh. 1 -
5. All of the following are biological domains...Ch. 1 -
6. Which name is written correctly?
a)...Ch. 1 -
7. Members of which pairing are most similar in...Ch. 1 -
8. If you wanted to increase your chances of...Ch. 1 -
9. Viruses
1. contain both protein and nucleic...Ch. 1 - Antony van Leeuwenhoek could not have observed a)...Ch. 1 - The American Society for Microbiology is preparing...Ch. 1 - If you were asked to nominate one of the...Ch. 1 - A microbiologist obtained two pure biological...Ch. 1 - Why would archaea that grow in extreme...
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- 48) Sleeping sickness is caused by: a) Unicellular organism b) Eukaryote c) Protozoan d) Parasite e) Zoonotic agent 49) There are no antibiotics for fungus because: a) They are Eukaryote b) Have the same ribosomal mechanism as us c) Most natural antibiotics are made by fungus d) all the above e) a & b only 50) The most common animal virus shape consists of: a) 20 equilateral triangles b) 12 vertices c) icosahedron head and helical tail d) a & b e) none of the abovearrow_forwardWhy 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 resistancearrow_forwardAn 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_forward
- 18. All the followings can be produced through Industrial Microbiology techniques except: a) antibiotics b) Amino Acids c) steroids d) polysaccharides19. The new process for cleaning the environment through bioorganic method using bacteria which genome has been modified is called: a) Bioconversion b) Biotechnology c) Bioinformatics d) Bioremediation20) What was the main reason to make cheese in the pastarrow_forwardDiscuss the beneficial importance/applications of studying microbiology in terms of a.) causative agents of infectious disease; b.) normal flora; c.)environmental importance; d.) industrial importance; e.) research-geneticsarrow_forwardSubstances that are naturally produced by certain microorganisms that can either inhibit or destroy other microorganisms are called: a)semisynthetic drugs b) narrow-spectrum drugs c) antibiotics d) synthetic drugsarrow_forward
- 8. All the followings can be produced through Industrial Microbiology techniques except: a) antibiotics b) Amino Acids c) steroids d) polysaccharides19. The new process for cleaning the environment through bioorganic method using bacteria which genome has been modified is called: a) Bioconversion b) Biotechnology c) Bioinformatics d) Bioremediationarrow_forward73) The type of bacteria that lacks peptidoglycan in its cell wall is: a) Cyanobacteria b) Eubacteria c) Archaebacteria d) Bacteriophage e) Halophiles 74) All the followings belong to the same method of controlling bacteria except: a) Radiation b) Gases c) Dry Heat d) Filtration e) Low temperatures 75) The reason bacteria uses siderophore is because of the: a) Low solubility of iron oxide in water b) The molecule is a good iron chelator c) Low solubility of Ferrous in water d) Low solubility of Ferric in water e) c & darrow_forwardWhich of the following is not a method used to introduce foreign DNA into a bacterial cell? a) biolistic gun b) calcium chloride treatment followed by heat shock c) infection with a specific phage d) electroporationarrow_forward
- All except which of the following are compared when looking at the sequence analysis of ribosomal components in microorganism as a way to determine relatedness? a)ribosomal amino acid sequence b)rRNA sequence c) rDNA sequence d) antibotic resistancearrow_forward10) If the bacterium Staphylococcus aureus experiences a cost for maintaining one or more antibiotic- resistance genes, what would happen in environments that lack antibiotics? A) These genes would be maintained in case the antibiotics appear. B) These bacteria would be outcompeted and replaced by bacteria that have lost these genes. C) These bacteria would try to make the cost worthwhile by locating and migrating to microenvironments where traces of antibiotics are present. D) The number of genes conveying antibiotic resistance would increase in these bacteria. 11) When nonrandom mating occurs in a population so that individuals prefer to mate with similar individuals, allele frequencies should A) remain the same, but homozygotes will be overrepresented in the population. B) remain the same, but heterozygotes will be overrepresented in the population. C) change and heterozygotes will be overrepresented in the population. D) change and homozygotes will be overrepresented in the…arrow_forwardThe word _________ refers only to living species.a) Clone b) Gene c) Allele d) Vaccinearrow_forward
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