Explanation Reasons for the correct answer: Option a. is given as “He did not use the transfer tool correctly”. The laboratory personal did not flame the inoculation loop before inserting it into the broth to retrieve the sample. Flaming of the inoculation loop is to avoid cross contamination of the microbial culture. Hence, option a. is correct. Reasons for the incorrect answers: Option b. is given as “he did not handle the culture tube correctly”. The laboratory personal handled the culture tube correctly as per laboratory procedure by removing the culture tube cap and flaming its mouth...

LooseLeaf Benson's Microbiological Applications Laboratory Manual-Concise Version

14th Edition

ISBN: 9781259705236

Author: Alfred E Brown Ph.D., Heidi Smith

Publisher: McGraw-Hill Education

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Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and ch…

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Chapter 8, Problem 5MC

Summary Introduction

Introduction: The aseptic technique is applied in a laboratory setup to reduce the risk of contamination. It eliminates all microorganisms to obtain any pure cultures that are free of any unrelated or cross contaminated pathogens.

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Chapter 8 Solutions

LooseLeaf Benson's Microbiological Applications Laboratory Manual-Concise Version

Ch. 8 - Prob. 1SAQ Ch. 8 - Provide two examples of how heat is used during...Ch. 8 - Prob. 3SAQ Ch. 8 - Prob. 4SAQ Ch. 8 - Prob. 5SAQ Ch. 8 - Disinfectants are effective against which types of...Ch. 8 - Compare and contrast the growth of bacteria in...Ch. 8 - Prob. 1MC Ch. 8 - Prob. 2MC Ch. 8 - Prob. 3MC

Ch. 8 - Prob. 4MC Ch. 8 - Prob. 5MC

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cell culture and growth media for Microbiology; Author: Scientist Cindy;https://www.youtube.com/watch?v=EjnQ3peWRek;License: Standard YouTube License, CC-BY