Escherichia coli O157:H7 is a foodborne pathogen and can cause serious illness in humans by producing toxins that can severely damage the lining of intestines and kidneys. What are the oxygen requirements of coli? What result would you observe in the MTM agar deep test? Explain. Research on the growth requirements of this bacterium is required. What is the role of oxygen and cytochrome c oxidase in aerobic respiration? Why does the nitrate reduction tube turn red after the addition of zinc?

Q: Which of the following is an organism involved in nitrification? Nitrosomonas Clostridium…

A: According to the question, we have to find out which of the following is an organism involved in…

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: Identify the function of the following enzymes: Superoxide dismutase (SOD)

A: Superoxide dismutase (SOD) is an enzyme that plays a critical role in protecting cells from…

Q: Table 5.1. Motility of the observed microorganisms Microorganisms Motility (+/-) Bacillus megaterium…

A: Introduction Motile refers to moving ability. It means that any substance that may move from one…

Q: Glycolysis in an anaerobic environment produces a net of 2 ATP and Pyruvate.  Why does Yeast bother…

A: The rate of balloon inflation comes under the topic of biology, specifically cell respiration. Cell…

Q: Kombucha requires two fermentation steps. The first one is partly aerobic and partly anaerobic. The…

A: Kombucha, also known as tea fungus, is a lightly effervescent fermented and sweetened tea. It is…

Q: you grew streak plates of Clostridium sporogenes under both aerobic and anaerobic conditions. Which…

A: The experiment involves growing streak plates of Clostridium sporogenes under both aerobic and…

Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…

A: chemolithoautotroph:- these are the organism that utilizes chemical reactions for the production of…

Q: Why did my B. subtitlis have a growth colonies on the MAC and EMB plate? There was an apparent…

A: Agar media and nutrient broth are two types of media that are commonly used for solid and liquid…

Q: Number of Cells II I III Timo

A: EXPLANATIONDetailed explanation for each part: a) The growth curve can be divided into three phases:…

Q: List two metals that are oxidized by sheathed bacteria.

A: The procedure in which atom or compound loses an electron termed oxidation. Metals get easily…

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: holsappleeus scarius is a normal flora of the human intestenal tract. its facultative anaerobe…

A: Gut microbial flora is found in three primary regions. They are the stomach, colon, and small…

Q: Which of the following cannot be grown in artificial media and must be grown in live animals or…

A: Artificial media is a medium that is defined. This medium is chemically defined. It is a synthetic…

Q: If Clostridium botulinum is an anaerobe, how might botulinum toxin get into food?

A: Answer: Clostridium botulinum is the bacteria which is responsible to cause botulism in humans. This…

Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…

A: * Chemolithoautotrophs are autotrophic organisms gets their energy that is ATP from oxidation of…

Q: PHBs and related compounds such as PHAs (poly-hydroxy-alkanates) are plastic-like molecules that are…

A: There are increasing demand and usage of plastic, leading to approximately 5-13 metric tons of…

Q: All of the following are true about Caused by the anaerobic ba The etiologic agent stays com…

A: Gangrene is the death of soft tissues.It is caused by a loss of blood supply to these tissues.

Q: A chemolithoautotroph is respiring using only iron (Fe3+) and nitrite (NO2-). This bacterium does…

A: INTRODUCTION Chemolithoautotrophs These are organisms that obtain energy from oxidizing inorganic…

Q: Hypothetically draw the Dichotomous key for Micrococcus luteus, Bacillus subtilis, Bacillus,…

A: Here, we will construct a dichotomous key to identify and differentiate between several bacterial…

Q: Explain the results in detail for population growth of E.coli at various temperatures at different…

A: The lower intestine of warm-blooded species frequently holds the bacterium Escherichia coli. It is a…

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: Clostridium tetani is a common soil bacterium and causes tetanus. Would you expect C. tetani to…

A: Clostridium tetani, a Gram-positive rod that forms a terminal spore is commonly found in the soil,…

Q: Describe the metabolism for each of the following Bacteriaand state whether the organism is an…

A: Bacteria are single-celled prokaryotes ubiquitous in nature. As such, they can be found in different…

Q: For which of the five hydrolysis tests (starch, casein, triglycerides, tryptophan, and urea) would a…

A: Propionibacterium acnes is a Gram-positive, rod-shaped bacterium. It is an aerotolerant anaerobic…

Q: Using a textbook or a reputable internet source, find two Gram-positive pathogenic bacteria and two…

A: It is required to find gram-positive and two-gram negative pathogenic bacteria that are facultative…