NESTER'S MICROBIOLOGY-ACCESS
9th Edition
ISBN: 9781260518498
Author: Anderson
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 5, Problem 2MC
The D value is defined as the time it takes to kill
a) all bacteria in a population.
b) all pathogens in a population.
c) 99.9% of bacteria in a population.
d) 90% of bacteria in a population.
e) 10% of bacteria in a population.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
7) Identify the most correct choice:
a) The time required for a bacterial population to double is called generation
time
Ob) Nitrogen is required by the organisms mainly to produce ATP.
c) Agar is a common food source for the bacteria.
d) A colony is usually a mixture of various bacterial organisms.
e) a and c
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 past
Substances 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 drugs
Chapter 5 Solutions
NESTER'S MICROBIOLOGY-ACCESS
Ch. 5 - How is preservation different from pasteurization?Ch. 5 -
2. What is the most chemically resistant...Ch. 5 - Explain why it takes longer to kill a population...Ch. 5 - What is the primary reason that wine is...Ch. 5 -
5. What is the primary reason that milk is...Ch. 5 - When canning, why are low-acid foods processed at...Ch. 5 - How are heat-sensitive liquids sterilized?Ch. 5 -
8. How does microwaving a food product kill...Ch. 5 -
9. How is an iodophore different from a tincture...Ch. 5 - Name two products commonly sterilized using...
Ch. 5 - Unlike a disinfectant, an antiseptic a) sanitizes...Ch. 5 - The D value is defined as the time it takes to...Ch. 5 - Prob. 3MCCh. 5 - Prob. 4MCCh. 5 - Which concentration of alcohol is the most...Ch. 5 - All of the following could be used to sterilize an...Ch. 5 - All of the following are routinely used to...Ch. 5 - Aseptically boxed juices and cream containers are...Ch. 5 - Commercial canning processes are designed to...Ch. 5 -
10. Which of the following is false?
a) A...Ch. 5 - An agriculture extension agent is preparing...Ch. 5 - As a microbiologist representing a food...Ch. 5 - This graph shows the time it takes to kill...Ch. 5 -
2. This diagram shows the filter paper method...
Knowledge Booster
Learn more about
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
- The 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_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_forwardWhy can bacteria undergo rapid evolutionary change? a) Bacteria pass through numerous bottlenecks b) Bacteria mutate at high rates c) Bacterial populations are large and can reproduce quickly - 8:23 varrow_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_forwardAntibotic/drug resistance in bacteria results from mutations induced by the anitbiotic which enhance fitness of the bacteria ensuring their survival. a) True b) Falsearrow_forwardA population of E. coli is grown in a gluCose medium and transferred daily into a fresh medium when it is in stationary phase. Which of the following is likely to be true immediately prior to being transferred? O a) N< K b) The population growth rate is at its highest c) The population growth rate is exponential d) The population has reached the carrying capacity e) The number of individual bacteria that die is higher than the number of binary fissionsarrow_forward
- Gene therapy is the means to treat or even cure genetic and acquired diseases like _____.a) Cancer b) Smallpoxc) Swine - flud) Common coldarrow_forwardAll 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_forwardWhich of the following bacteria possesses a spherical shape?a) E. colib) Bacillus anthracisc) Spirilum minusd) Escherichia colie) Staphylococcus aureusarrow_forward
- The following statements refer to genetically-modified (GM) organisms. Which of the following statements (A-D) are TRUE? Choose all that are TRUE, or choose "None of the other statements are true" a) GM insects have never been intentionally released into the wild b) None of the other statements are true c) GM organisms are banned in the U.S. d) GM crops have been proven to be less nutritious than organic crops, and have been shown to increase cancer risk in people who eat them e) Since the time that glyphosate-tolerant crops were introduced (mid-1990’s), no glyphosate-resistant weeds have emergedarrow_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_forward70) The term Autotroph in bacteria refers to _____ source for an organism: a) Carbon b) Energy c) Electron d) Food e) Macromolecule71) A Chemolithotrophic organism gets its energy from: a) Chemical bond present in organic substance b) Chemical bond present in inorganic substance c) Chemical bond present in light d) a and c are correct e) none of the above72) Precursor metabolites are used in the biosynthetic pathways to: a) build elements b) assemble macromolecules c) assemble polymers d) monomers e) reduce sugararrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSON
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Anatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:PEARSON
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Anatomy & Physiology
Biology
ISBN:9781259398629
Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:9780815344322
Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:9781260159363
Author:Martin, Terry R., Prentice-craver, Cynthia
Publisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:9781260231700
Author:Sylvia S. Mader, Michael Windelspecht
Publisher:McGraw Hill Education
Bacterial Genomics and Metagenomics; Author: Quadram Institute;https://www.youtube.com/watch?v=_6IdVTAFXoU;License: Standard youtube license