Microbiology: An Introduction (13th Edition)
13th Edition
ISBN: 9780134605180
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 28, Problem 6MCQ
The term 12D treatment refers to
- a. heat treatment sufficient to kill 12 bacteria.
- b. the use of 12 different treatments to preserve food.
- c. a 1012 reduction in C. botulinum endospores.
- d. any process that destroys thermophilic bacteria.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following is NOT a property of an antimicrobial agent?
a. Must have a known concentration over a period of time required to eliminate a pathogen
b. all choices are correct
c. must be selectively toxic
d. Must have a favorable chemotherapeutic index
I need help with question number 49
Choose one specific way from each of the two methods of inhibiting the growth of microbes below. Describe the method, explain the mechanism of action of killing the microorganisms and give practical applications of your chosen ways.
1. Physical Methods - Heat, cold, dessication, radiation, ultrasonic waves, filtration, gaseous atmosphere
2. Chemical Methods- disinfectants, antiseptics
Chapter 28 Solutions
Microbiology: An Introduction (13th Edition)
Ch. 28 - What is industrial microbiology? Why is it...Ch. 28 - How does commercial sterilization differ from...Ch. 28 - Why is a can of blackberries preserved by...Ch. 28 - Outline the steps in the production of cheese, and...Ch. 28 - Beer is made with water, malt, and yeast; hops are...Ch. 28 - Why is a bioreactor better than a large flask for...Ch. 28 - The manufacture of paper includes the use of...Ch. 28 - Describe an example of bioconversion. What...Ch. 28 - Prob. 9RCh. 28 - NAME IT Van Leeuwenhoek was the first to see this...
Ch. 28 - Foods packed in plastic for microwaving are a....Ch. 28 - Acetobacter is necessary for only one of the steps...Ch. 28 - Use the following choices to answer questions 35:...Ch. 28 - The spoilage of canned foods caused by Geobacillus...Ch. 28 - A heat-resistant fungus that causes spoilage in...Ch. 28 - The term 12D treatment refers to a. heat treatment...Ch. 28 - Which one of the following is not a fuel produced...Ch. 28 - Which type of radiation is used to preserve foods?...Ch. 28 - Which of the following reactions is undesirable in...Ch. 28 - Which of the following reactions is an oxidation...Ch. 28 - Which bacteria seem to be most frequently used in...Ch. 28 - Methylophilus methylotrophus can convert methane...Ch. 28 - Faded worn-look denim is produced with cellulase....Ch. 28 - Suppose you are culturing a microorganism that...Ch. 28 - Researchers at the CDC inoculated apple cider with...Ch. 28 - The antibiotic efrotomycin is produced by...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The appearance of glucose in the urine a. occurs normally. b. indicates the presence of kidney disease. c. occu...
Human Physiology
Physiology a. deals with the processes or functions of living things. b. is the scientific discipline that inve...
SEELEY'S ANATOMY+PHYSIOLOGY
Visit this site (http://openstaxcollege.org/l/heartvalve) to observe an echocardiogram of actual heart valves o...
Anatomy & Physiology
Sea turtles have disappeared from many regions, and one way of trying to save them is to reintroduce them to ar...
MARINE BIOLOGY
Single penny tossed 20 times and counting heads and tails: Probability (prediction): _______/20 heads ________/...
Laboratory Manual for Holes Human Anatomy & Physiology Fetal Pig Version
Gregor Mendel never saw a gene, yet he concluded that some inherited factors were responsible for the patterns ...
Campbell Essential Biology (6th Edition) - standalone book
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
- A compound synthesized by bacteria or fungi that destroys or inhibitsthe growth of other microbes is a(n)a. synthetic drug b. antibiotic c. antimicrobial drug d. competitive inhibitorarrow_forwardMacConkey Agar is considered as: a. Differential CM only b. Enriched CM only c. Selective CM only d. Selective and differential CMarrow_forwardWhich ONE of the following best describes the abbreviation ‘MIC’? Select one: A. The lowest concentration at which no microbial growth is detected B. The lowest concentration that indicates whether an antibiotic would be effective or not C. The lowest concentration which is not toxic to the host D. The lowest concentration which is least effective against the organism E. The lowest concentration which kills the organismarrow_forward
- which of the following is not a chemical method of microbial control? a. soaps and detergents b. hydrogen peroxide c. filtration d. food preservationsarrow_forwarda.) Infection with this pathogen can result in a wide range of diseases from ear infections to meningitis. Group of answer choices Haemophilus influenzae Francisella tularensis Enterococcus faecalis Naegleria fowleri b.)As with all microbial control methods, the _______ the cells are exposed, the ______ damage accumulates. Group of answer choices longer, less shorter, more longer, more c.) Which of the following wavelengths would NOT be considered ultraviolet radiation? Group of answer choices 360 nm 200 nm 600 nm 25 nmarrow_forwardTHIS IS A MULTIPART QUESTION, PLEASE ANSWER ALL Using the image: 1. How would you categorize this medium? (Living/nonliving, Synthetic/complex, Rich/minimal) Briefly explain your responses. 2. Name the ingredient(s) that match the following nutrients: a. Source(s) of carbon b. Source(s) of nitrogen c. At least one source of minerals d. At least one source of growth factors, if any 3. What about this medium would change if agar were added as an ingredient? 4. Would you expect this medium to be differential, selective, or both? Explain your response.arrow_forward
- A microbe causing a bloodstream infection is likely all of the following except A. A chemotroph B. A parasite C. A heterotroph D. A thermophilearrow_forwarda. Name four categories that blood agar fits.b. Name four differential reactions that TSIA shows.c. Observe figure 2 . Suggest what causes the difference in growthpattern between nonmotile and motile bacteria. d.Explain what a medium that is both selective and differential does,using figure1 .arrow_forwardWhich of the following definitions is true about Contamination TERM? a. The mixing of some material with the plant by accident b. The study of plant origin, morphology of active ingredient, pharmacological effects and how to extract and store c. Drug that match the characteristic in the pharmacopoeia d. The study of the traditional use of plants for medicinal purposesarrow_forward
- Which of following statements is TRUE about antiseptics and disinfectants? A. Disc diffusion works because the disc is soaked in bacteria and is the exposed to antimicrobial. B. You can tell the characteristics of the zone inhibition whether an organism is cidal or static in its effect. C.The shape of an object being cleaned may influence the effectiveness of germicides D. Gram + organisms are more resistant than Gram - organisms E. A large zone of inhibition shows bactericidal effectarrow_forwardChoose the false statement below. O High efficiency particulate air filters or HEPA filters are sanitizing but not sterilizing. O Microbes in sushi are kept at safe levels by acidity and rapid freezing and by topping with an antimicrobial food. O The osmotic pressure created by making fruit into jam makes jam resistant to bacterial growth. Question 5 Choose the false statement: O Amongst antimicrobial techniques that involve the use of heat, autoclaving, ultra high temperature (UHT) treatment, and incinerating (or burning) are considered sanitizing. O One might choose to include endospore forming bacteria in an autoclave to verify that the process would indeed eliminate even the most resistant microbes. O Pasteurization is a sanitizing method specifically designed for sugar-containing liquids that, if put through other heat treatments, would caramelize or burn.arrow_forwardMedia, such as Mueller-Hinton agar, that neither restricts the growth of certain microbes nor distinguishes between the types microbes that do grow is: Incorrect Answer: B. Differential only Correct Answer: O C. General purpose Rationale:arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Essentials of Pharmacology for Health ProfessionsNursingISBN:9781305441620Author:WOODROWPublisher:Cengage
Essentials of Pharmacology for Health Professions
Nursing
ISBN:9781305441620
Author:WOODROW
Publisher:Cengage
Biochemical Tests-Part 1; Author: Southern Stacker;https://www.youtube.com/watch?v=a-i9vANfQWQ;License: Standard Youtube License