You are given an unknown bacterium in the lab and have to determine unknown bacterium's oxygen needs. You place the organism in a shake tube and after 24-hours observe uniform turbidity throughout the media. How do you classify this organism? O Anaerobe O Facultative anaerobe O Microaerophile O Aerotolerant

Q: You have 2 organisms, A and B. One is an obligate aerobe and the other is an obligate anaerobe. You…

A: Microorganisms are categorized based on their oxygen requirement: Obligate aerobes Obligate…

Q: Which of the following treatments would be most useful to remove microbes from air pumped into a…

A: Option c

Q: O gure 1. Microbial colonies when plate was exposed from air inside the laboratory and incubated for…

A: Microbes are diverse organisms with unique capabilities and features. Most microbes are single…

Q: Which organism(s) would likely be classified as an alkaliphile?

A: The pH is a negative logarithm of the hydrogen ion concentration. It measures how many hydrogen ions…

Q: James inoculated a species of bacteria into KIA media and realized that it has a yellow butt and a…

A: This question is about identification of lactose non fermenting strain which is to be grown in…

Q: Is the Tryptoc Soy Agar (TSA) a complex defined medium? Explaining based on its composition?  Is TSA…

A: Trypticase soy agar  (TSA) and Trypticase soy broth is a growth media for the culturing of bacteria.

Q: Is the eosin methylene blue agar? (EMB) a complex or defined medium? Explain based on its…

A: Complex media consists of nutrients such as water soluble extracts of plant or animal tissue and…

Q: It is a couple of years in the future and you have taken a job as a WSU lab prep assistant. You are…

A: Microbes or microorganism are found all over the world in diverse types, and these are microscopic…

Q: In the laboratory, autoclaving is required to prepare media for the growth of What type of method of…

A: The most effective method by which we sterilize the laboratory instruments is known as autoclaving.

Q: What is the appropriate and economically wise preservation method for a thermophilic endospore…

A: The word "thermophilic" refers to "temperature-loving". Endospores are the spores or structures…

Q: Why does the commercial production of yeast require special equipment to achieve adequate aeration,…

A: High yield of yeast cannot be attained unless air in a huge quantity is injected in fermentation…

Q: If the statement is made by a friend that both of my parents have trait X, and I do not so I must be…

A: Considering the situation where parents possess a trait X but child does not, we can guess that the…

Q: How to produce high yield of biomass of facultative anaerobic bacterium in laboratories?

A: Facultative anaerobic organism It refers to the organism that generates ATP through the process of…

Q: The generation time of a bacterium was measured at two different temperatures. Which results would…

A: The small microscopic, unicellular organisms that are generally not visible to the naked eye are…

Q: What would you need to culture the following microorganisms? (Note the hints and/or choices after…

A: Thermophile - Organisms tolerant to high temperature  Mesophile - organisms tolerant to moderate…

Q: True or False: Alkalinophiles live best in acidic conditions.

A: Acidophiles, are microorganisms that thrive in acidic environments, such as acid mine drainage or…

Q: MacConkey Agar Lactose fermenter or non-fermenter: ___________________________ Gram reaction based…

A: Alfred Theodore MacConkey invented MacConkey agar (MAC) in the twentieth century, which was one of…

Q: Breakdown of the items in the image can occur through an anaerobic process to generate a renewable,…

A: In the absence of oxygen, bacteria utilize anaerobic digestion to break down organic materials,…

Q: Besides dehydrated foods, how might the amount of water available to microbes be decreased? Group of…

A: Dehydration is a method that has been used for centuries to preserve foods such as raisins, etc. It…

Q: You observe a culture of bacterial cells that has been grown in liquid thioglycolate media and…

A: Thioglycolate broth is a differential medium enriched with several nutrients such as casein, yeast…

Q: ou are given an unknown bacterium in the lab and have to determine unknown bacterium's oxygen needs.…

A: Each living organism has certain kind of respiration process for synthesizing energy by breaking…

Q: You have a broth medium that you would like to turn into a solid medium in order to do streak…

A: The "nutrient broth" is essentially nutrient agar without the solidifying agent. They stay liquid at…

Q: Which type of organism (obligate anaerobe, microaerophile, facultative anaerobe, aerotolerant…

A: Introduction :- Obligate anaerobes are organisms that can only survive in oxygen-depleted…

Q: Which of the following coud describe a microbe that causes a lemon left untouched in your…

A: Microbes or micro-organisms are microscopic structures that can be seen or studied with the help of…

Q: What is differential medium

A: Differential medium or indicative media contain compounds which support the growth of microbes and…

Q: Place appropriate points on the axes and draw and label separategraphs that fit a psychrotroph and…

A: When microorganisms supplied with an adequate amount of nutrients and other environmental factors…

Q: Are you able to identify the lag, log, stationary and death phase in using this growth curve?

A: Microbes grown in a closed or batch culture in which  certain conditions are that no nutrients are…

Q: Describe the similarities and the differences in the growth patterns in the two plates.

A: For optimal microbial growth, various growth conditions are required. Oxygen requirement is one of…

Q: Why is Escherichia coli used as an indicator organism inmicrobial analyses of water?

A: The well-known gram-negative bacteria are E. coli (Escherichia coli).

Q: AGENT 70% alcohol 3% H₂O₂ 10% bleach 5% Lysol® Betadine Soap Scope® Listerine® Vinegar Corn syrup…

A: Chemical Agents: Chemical agents refer to various substances that can inhibit or kill…

Q: What is the role of these organisms in the Winogradsky column and what are the physical indications…

A: The Winogradsky column is a synthetic microbial environment and a reliable source of different…

Q: What is the name of this media? What type of media is it? What does the yellow color indicate? What…

A: Selective media generally selects for the growth of a desired organism, stopping the growth of or…

Q: Which of these microbial structures is the most difficult to kill when attempting to sterilize…

A: Answer of the question given below...

Q: Given what is known about humans, why is it unlikely that a thermophile or a psychrophile would be a…

A: .m Humans are warm-blooded. Their body temperatures do not change when the temperature outside…

Q: why are psychrotrophic bacteria incubated at 7 degrees

A: Each species of microbe has a preferred temperature that lies somewhere between its characteristic…

Q: A chemical, produced by a microbe to inhibit the growth of other microbes, is isolated and then…

A: Microbes are prokaryotic organisms which live with other microbes in an environment. Some microbes…

Q: Why will a strict anaerobe grow in thioglycollate broth even when the medium is exposed to…

A: Introduction :- Anaerobic bacteria are microorganisms that can thrive without oxygen. For instance,…

Q: A patient comes to your clinic complaining of a sore throat. When you perform the physical exam, his…

A: INTRODUCTION Catalase test : Used to differentiate among Staphylococcus and Streptococcus.

Q: From figure  shows triplesugar iron agar. What biochemical characteristics does this…

A: “Triple sugar iron test” is one of the “biochemical tests” used to test the ability of microbe in…

Q: Temperature 20°C 37°C 60°C 100°C O CFU 8 CFU 3 CFU O CFU Microbes inoculated on aga 2 CFU O CFU…

A: Microbes are classified into various groups based on their nutrient requirements. Based on the…

Q: Most pathogens are found in this temperature group. O Psychrophile Mesophile O Thermophile

A: Answer : the pathogens are found in this temperature grouo are : mesophiles.

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 chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.