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: The solution containing bacterial spores is heated in an autoclave. When the autoclave has reached a…

A: Given that          Number of spores after autoclave reaches 121 C (No) = 106 spores/ml…

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: 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 of the following groups of bacteria require or will use oxygen for respiration i, obligate…

A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…

Q: Bacterial biofilm may link to

A: Answer: Biofilms are the complex structure composed by the various microbes such as bacteria , fungi…

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: Why would aquatic microbes need maximal surface area?

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: Which of the following microbes grow best below 20 degrees C? Othermophiles O mesophiles…

A: Introduction All organisms have a optimum temperature in which they can survive. Specifically,…

Q: cell number This bacterium can be classified as a: hyperthermophile psychrophile thermophile…

A: Different bacteria are found in different climates based on the environment and the distribution of…

Q: After comparing the growths on the two plates of Brewer’s anaerobic agar with the growths in the six…

A: Anaerobic agar is used for anaerobic microorganisms cultivation. The anaerobic bacteria are not…

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: Clostridium Botulinum Physical caracteristics Shape Arrangement Gram status? Acid fast ?…

A: Physical Characteristics Clostridium Botulinum Shape  Rod shape Arrangement Arranged as…

Q: Which of the following would you most expect to find in a fecal contaminated water sample?…

A: Water pollution is described as the fouling of bodies of water. Water pollution occurs when rivers,…

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: Signs and symptoms from this organism are as follows: Intense itching and a localized rash that may…

A: Signs and symptoms: These are defined as the abnormalities in the body that is indicative of of a…

Q: Bacteria can grow under a variety of conditions but also have growth preferences. Bacteria that…

A: The need for oxygen may be used to categorize different types of microorganisms. The way that…

Q: What type of microbe would most likely cause food spoilage in Othermophile O mesophile Opsychrophile…

A: A microbe is a creature that can produce fermentation and cause sickness or illness. Additionally,…

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: What media should you use to cultivate the following microorganisms:   E.coli Haemophilus sp.…

A: Most microbiological experiments require culture media in order to acquire pure cultures, develop…

Q: Bacteria are not used as probiotic agents. True O False The growth of bacteria that form endospores…

A: Bacteria are prokaryotic microorganisms. Bacteria are ubiquitous in nature and are found almost in…

Q: cribes an organism as a chemoheterotrophic, aerotolerant, mesophilic, facultatively halophilic…

A: to explain: The metabolic and structural characteristics of a cell from a "chemoheterotrophic,…

Q: place the statements into the following groups: Gram-negative organisms might incorrectly stain…

A: Gram staining is a staining technique used to differentiate two large groups of bacteria based on…

Q: You have 0.05 ml of kombucha that contains microbes at a concentration of 8.2 x 10^6 CFU/ml. You…

A: Creating proper dilutions and working out the colony-forming units or CFU/ ml is one integral part…

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: The spoiled bottle of wine that was stored at standard room temperature for several months…

A: An acidophile is an organism that can or must live in an acidic environment. An acidic environment…

Q: 1.Differentiate between a microaerophile and an aerotolerant organism. 2.Why is resazurin a useful…

A: Answer 1) 1. The differences between an aerotolerant and a microaerophile organism. Microorganisms…

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: Microbes that grow best at low temperatures are called what? Psychrophiles O. Thermophiles O Aerobes…

A: We’ll answer the first question since the exact one wasn’t specified. Please re-submit a new…

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

A: Introduction:- Aerobes are the organisms that respires in the presence of oxygen means these can…

Q: For a bacterium that prefers a neutral pH and has an optimal (best) growth pH of 7, how would growth…

A: The optimum pH for the growth of microbes is the favorable pH for that organism. The lowest pH value…

Q: The following images show a pure culture that has been grown on a brewers agar deep, tested for the…

A: Various biochemical tests are performed to differentiate bacteria.

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: Besides being able to tolerate a range of pH some bacteria change their environment by producing…

A: Due to metabolic activities of the bacteria/microbes, different bye-products are produced which…

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: 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: 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: If you are working at a sewage treatment plant, which microbial process(es) would you use to reduc…

A: The wastewater that is released from the household, factories, industries, etc. is first treated to…

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…

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.