Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 7, Problem 3R
Thermal death point is not considered an accurate measure of the effectiveness of heat sterilization. List three factors that can alter thermal death point.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
True or false?
it is possible to kill or remove all microorganisims by hand washing or using hand sanitizer ?
For preparation of a smear on a slide, what is the purpose of heat fixation? What problems can arise when the slide is heated in a flame?
Define the following terms; Sterilization, and Aseptic Technique. What are the
differences between the two concepts?
Chapter 7 Solutions
Microbiology: An Introduction
Ch. 7 - The thermal death time for a suspension of...Ch. 7 - If pasteurization does not achieve sterilization,...Ch. 7 - Thermal death point is not considered an accurate...Ch. 7 - Prob. 4RCh. 7 - DRAW IT A bacterial culture was in log phase in...Ch. 7 - How do autoclaving, hot air, and pasteurization...Ch. 7 - How do salts and sugars preserve foods? Why are...Ch. 7 - Prob. 8RCh. 7 - A large hospital washes burn patients in a...Ch. 7 - Prob. 10R
Ch. 7 - Which of the following does not kill endospores?...Ch. 7 - Which of the following is most effective for...Ch. 7 - Prob. 3MCQCh. 7 - Which of the following cannot be used to sterilize...Ch. 7 - Prob. 5MCQCh. 7 - The data were obtained from a use-dilution test...Ch. 7 - The data were obtained from a use-dilution test...Ch. 7 - Prob. 8MCQCh. 7 - A classmate is trying to determine how a...Ch. 7 - Which of the following is most likely to be...Ch. 7 - Prob. 1ACh. 7 - For each of the following bacteria, explain why it...Ch. 7 - A use-dilution test was used to evaluate two...Ch. 7 - To determine the lethal action of microwave...Ch. 7 - Entamoeba histolytica and Giardia lamblia were...Ch. 7 - Between March 9 and April 12five chronic...Ch. 7 - Prob. 3CAE
Additional Science Textbook Solutions
Find more solutions based on key concepts
What are the cervical and lumbar enlargements?
Principles of Anatomy and Physiology
What are the cervical and lumbar enlargements?
Principles of Anatomy and Physiology
Jellyfish Lake, located on the Pacific island of Palau, is home to millions of jellyfish. Many years ago, sea l...
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Some people consider Pasteur or Koch to be the Father of Microbiology, rather than Leeuwenhoek. Why might they ...
Microbiology with Diseases by Body System (5th Edition)
Sea turtles have disappeared from many regions, and one way of trying to save them is to reintroduce them to ar...
Marine Biology (Botany, Zoology, Ecology and Evolution)
1. Genetics affects many aspects of our lives. Identify three ways genetics affects your life or the life of a ...
Genetic Analysis: An Integrated Approach (2nd Edition)
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
- In sterilization, which among the supplies, instruments, glassware, etc. under the list of materials can be sterilized using either or both equipment below? List them down under the category: a) For “autoclaving” only, B) For Dry heat oven sterilization ,And C) Can be sterilized with either. Materials: 200-ml Erlenmeyer flask Stove 500-ml Erlenmeyer flask Autoclave 10-mL graduated cylinder Analytical balance 100-ml graduated cylinder pH meter Spatula Stirring rod 100-mL beaker Test tubes Distilled water Petri dish Stirring rod Alcohol lamp Glass dropperarrow_forwardIdentify applications for ethylene oxide sterilization.arrow_forwardDiscuss the principle of flame sterilization.arrow_forward
- Identify the method of sterilization/ chemical agent described This chemical agent is used as a standard for evaluating new chemical agents. This chemical agent is used as water disinfectant. A phenol-derivative that is less exotic and more potent than phenol. Considered the best antiseptic. Used as prophylaxis for ophthalmia neonatorum.arrow_forwardAfter a series of experiments, bacterial cultures were identified for disposal. How can these be properly decontaminated prior to disposal according to biosafety guidelines? METHOD:RATIONALE:arrow_forwardLoop with bacterial inoculum was subjected to flame sterilization prior to streaking on agar plate. Effect: Rationale:arrow_forward
- Oven sterilization at 121˚C was performed on glassware for 15 minutes only. Effect: Rationale:arrow_forwardList the types of selective and differential media used to grow and isolate skin microbes. What characteristics make each media type selective or differential?arrow_forwardUV light is used in clean rooms and some operating rooms. what are the limitations of using UV light as a means of sterilization?arrow_forward
- For sterilization to occur correctly it must include; heat and pressure: true Falsearrow_forwardPlastic pipet tips for micropipettes are commonly supplied in packs of 100’s. Once the pack has been opened, contamination is assumed. How can sterility of the pipet tips be ensured prior to use in microbiological procedures? METHOD:RATIONALE:arrow_forwardIn pharmaceutical companies, Sterilization is an important step for quality assurance and approval of pharmaceutical products. Based on this concept, answer the following questions. Heat sensitive liquids need special methods for sterilization. Explain the methods applied in details.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Surgical Tech For Surgical Tech Pos CareHealth & NutritionISBN:9781337648868Author:AssociationPublisher:Cengage
Surgical Tech For Surgical Tech Pos Care
Health & Nutrition
ISBN:9781337648868
Author:Association
Publisher:Cengage
Biochemical Tests-Part 1; Author: Southern Stacker;https://www.youtube.com/watch?v=a-i9vANfQWQ;License: Standard Youtube License