Q: List the most clinically significant pathogens in the genus Staphylococcus,and identify the species…
A: Staphylococci are Gram-positive cocci ranging with a diameter between 0.5 – 1.0 μm and tend to grow…
Q: better indicator of Salmonella
A: Salmonella species are intracellular pathogens which cause illness. Most infections are due to…
Q: Identify which biosafety level is required when working with the following microorganisms :…
A: Bacterial studies were crucial in the development of microbiology. The importance of bacteria to…
Q: Account for the ability of streptococci to tolerate O2 in the absenceof catalase activity
A: Bacteria are prokaryotic organisms that have an undefined nucleus and nuclear membrane. Most of the…
Q: What are the Carbapenem-Resistant Enterobacterales? Give examples of bacteria that are…
A: Enterobacterales Large order comprising of different types of bacteria that are the cause of…
Q: Explain the History of the Microbe E.Coli
A: Escherichia coli also called as E.coli are defined as rod-shaped, motile, gram negative and…
Q: Which of the following cause human food-borne illness: a. Lactobacillus acidophilus b. adding…
A: Microorganisms impact the lives of humans in various ways:- a) Microorganisms as friends- Several…
Q: Explain the difference between enterotoxigenic, enteroinvasive, enteropathogenic, and…
A: Enterotoxigenic E. Coli (ETEC) : is the name given to a group of E. Coli that produce special toxins…
Q: Explain how Vibrio cholerae causes cholera.
A: Vibrio cholerae is a species of flagellated bacteria that causes the disease cholera. Cholera is…
Q: Identify the microbe: A. GPC, Catalase (-), alpha hemolysis, P disk (R), Bile solubility (-), PYR…
A: The Microbes given are gram-positive bacteria. Various tests are performed to identify the…
Q: Show a diagram of beta-hemolysis and alpha-hemolysis by different bacteria on blood agar and explain…
A: Hemolysis is the process by which red blood cells in the blood are broken down by chemicals or by…
Q: Indicate some possible ways in which foods may become contaminatedwith enteric organisms.
A: Contamination is the state where the substance is no longer suitable for use. The contamination of…
Q: Salmonella typhi is a facultative anaerobe. Explain comprehensively.
A: The group Enterobacteriaceae includes the genus Salmonella, which consists of microorganisms linked…
Q: Why is Salmonella typhi a gram negative bacilli? Explain.
A: The crystal violet stain utilised in the Gram staining method of microbial classification is not…
Q: Briefly explain how urease helps Helicobacter pylori to evade the protective nature of the body.
A: Helicobacter pylori; is a bacterium which is responsible for many diseases and health in human…
Q: Explain the importance of carbepenem-resistantEnterobacteriaceae infections and identify the…
A: Carbapenem is the class of antibiotics that are used to treat bacterial infections. They are mainly…
Q: Why are coliforms better indicator of salmonella rather than E. coli?
A: It is considered that Salmonella is best detected by coliforms rather than E. coli. The reason is…
Q: How does the E. coli strain 026:H11 damage its victims?
A: The enterohaemorrhagic E. coli (EHEC) serotype O26 is the second most common enterohaemorrhagic E.…
Q: Which of the following conditions may occur in untreated Lymedisease?a. arthritis b. rash c. heart…
A: Lyme disease is developed via four different species of microorganisms. Borrelia mayonii and…
Q: How does one can differentiate E.coli from Bacillus subtilis
A: Answer is given below
Q: Name four different pathogenic groups of Escherichia coli.
A: Escherichia coli Bacteria normally leaves in the intestine of animals including Humans. Most of them…
Q: Define bacteriorhodopsin.
A: Proteins are one of the biomolecules made up of amino acid units. They are large and complex…
Q: What are THREE indications of a high coliform counts in a food product?
A: The coliform count is an indicator of hygiene and a high level of coliform generally depicts…
Q: Outline the mechanism of action of diphtherotoxin, botulinum toxin,tetanus toxin, choleragen, and…
A: Bacterial toxins are virulence factors that alter host cell functioning and seize control of…
Q: Relate the successful use of oral rehydration therapy to the pathogenesis of cholera.
A: The most essential microorganisms in a food processor are bacteria. Some bacteria are useful, but…
Q: What are unique features in the epidemiology of E. coli O157:H7(STEC)?
A: Features of E.coli 0157:H7 It grows in moderate temperature condition thus they are MESOPHILIC.…
Q: Four days after a patient has intestinal tract surgery they develop an abdominal infection caused by…
A: Four days after a patient has intestinal tract surgery they develop an abdominal infection caused by…
Q: Describe the kinds of infections for which E. coli is primarilyresponsible.
A: Escherichia coli (E. coli) is the gram-negative and coliform bacteria.
Q: Explain about Haemophilus influenzae ?
A: Haemophilus influenzae causes different types of bacterial infections.This bacteria may cause mild…
Q: What is the role of Bacteroides thetaiotaomicron in the human gut?
A: Bacteroides thetaiotaomicron is a gram-negative anaerobic bacteria. It is usually present in the…
Q: what are the selective media for Vibrio cholerae
A: A type of media which allows the growth of only specific microbes or the microbe of interest and…
Q: Infection by ingestion of contaminated soft cheeses, growth during refrigeration, potential growth…
A: The Listeriosis is caused by the microbe Listeria monocytogenes,this is caused bu contaminated…
Q: Justify the treatment of E. coli O157:H7 in a manner different than for other strains of the…
A: E coli O157:H7 causes a severe intestinal infection in humans. It is the most common strain to cause…
Q: Differentiate among the major enteric pathologies seen amongvarious strains of E. coli.
A: Escherichia coli is a coliform bacterium, that is part of the Enterobacteriaceae family. It is a…
Q: Identify the causative agent of staphylococcal food poisoning and explain the method for…
A: Food poisoning is the illness that occurs due to consumption of food that has lost its quality of…
Q: Give the genus and species of five bacteria in the family Enterobacteriaceae .
A: In the hierarchy of biological organisation, genus is the one which comes above species and below…
Q: Briefly describe the E. coli cold shock response.
A: Shock proteins comprise the primary line of protection for cells presented with unpleasant…
Q: Justify treating E. coli O157:H7 differently from other strains ofthe species.
A: E.coli (Escherichia coli), is a type of bacteria that normally lives in your intestines. It’s also…
Q: Relate the life cycle, pathogenesis, and control of Entamoeba histolyticato that of Balantidium…
A: A parasite is a life form that lives on or in a host living being and gets its food from its host.…
Q: All of the following bacteria cause food poisoning EXCEPT: a. Staphylococcus aureus b. Treponema…
A: Food poisoning is an illness caused by eating contaminated food and bacteria are known to cause most…
Q: State the best known contribution of Leukart
A: Leuckart is recognized for his work in parasitology, especially research about tapeworm and…
State the significance of E. coli O157:H7.
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