Agar- agar is obtained from --------a) Ulothrixb) Spirogyrac) Gracillariad) Nostoc

Q: Why is it unsafe for a fecal transplant recipient to receive fecesfrom an unscreened donor?

A: Fecal microbiota transplant or stool transplant, is the process of transferring fecal bacteria and…

Q: What causes Bakanae disease?

A: Fungi are known to cause diseases in plants, animals, and humans. Pathogenic fungi damage plants and…

Q: Why is listeriosis a serious problem even with refrigerated foods?

A: In the soil and water, Listeria monocytogenes is found. The soil or manure used as fertilizer can…

Q: Before using the EnteroPluri-Test System, what test must be performed to confirm the identity of…

A: Bacteria are single-celled microscopic organisms that thrive in diverse environments. Bacteria…

Q: Why does Balantidium coli have the greatest clinical impact?

A: Protozoa are heterotrophic, eukaryotic, unicellular, organisms. They have almost 65000 species of…

Q: Why is an organism such as Staphylococcus adapted to growth on the human skin whereas the…

A: An organism is able to grow well in an environment which it find suitable in terms of pH and…

Q: Does Micrococcus luteus produce lipase?

A: Lipase is a bio-catalyst which has promising use in industries. In the body lipase is produced by…

Q: Why are meats prime vehicles for pathogenic E. coli? How cancontaminated meat be rendered safe to…

A: E.coli is a gram-negative bacteria. It is a facultative anaerobe. Has a rod shaped structure and…

Q: In this lab exercise, were the results of the indole test necessary to differentiate between…

A: The microbes that affect the intestine of an individual are referred to as enteric pathogens. The…

Q: What is bacteremia? Is it dangerous for humans?

A: Bacterimia is a bacterial infection that spreads to the bloodstream.  It can be serious as it can…

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: What is the purpose of Mitis Salivarius agar?

A: Mitis-salivarius agar is used widely in microbial epidemiological studies. The sugars in this medium…

Q: What is the difference between the use of the shape bacillus and the name Bacillus? Staphylococcus…

A: Microbiology is the study of microorganisms that are invisible to the naked eye. The microorganisms…

Q: Explain how the type of hemolysis can be used to tell apart two species that would look the same…

A: Hemo means blood and Lysis means destruction so hemolysis is destruction of blood. Bacteria show…

Q: Define the term pyogenic, what is this term referring to?

A: Pyogenic are those bacteria which leads to Infections in which pus is produced. Pus is white-yellow,…

Q: Why is it important to seek early treatment for Lymedisease?

A: We have to explain why it is essential that Lyme disease is diagnosed earlier.

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: Why is it important medically to distinguish between the enterococci andthe non-enterococci?

A: Enterococci and non-enterococci are the terms used to indicate bacterial cells that are in cocci…

Q: What shape does Vibrio cholerae have?

A: Bacteria are member of a large group of unicellular microorganisms. Bacteria have cell walls but…

Q: Raw poultry can carry Salmonella or Campylobacter bacteria, both of which produce toxins that can…

A: Answer: Salmonella Bacteria - Salmonella os a genus of rod shaped bacteria and gram negative…

Q: Why is it difficult for the colon to reestablish a beneficial flora after several antibiotic…

A: Each person has a unique microbiota. This microbiota results from genetic inheritance and…

Q: What biochemical characteristics are commonly found in Enterobacteriaceae?

A: Enterobacteriaceae family contains a large number of genera that are biochemically and genetically…

Q: What is Escherichia coli infection?

A: Bacteria are prokaryotic organisms that have undefined nucleus and nuclear membrane. Most of the…

Q: What is the mechanism by which enterococci are able to grow in high salt conditions?

A: The Enterococci are facultative anaerobes, gram-positive coccus that appears to be in short chains…

Q: other than contributing to the virulence of the organism, what other functions do capsule have?

A: The capsule has a primary function which is contributing to that of virulence factor by its anti…

Q: Identify a biochemical test that can differentiate Enterobacter agglomerans from Enterobacter…

A: Enterobacter cloacae is a part of the normal gut flora of humans and usually, it is not considered a…

Q: How might Salmonella contamination of food productionanimals be contained?

A: Enterobacteriaceae or enteric bacteria is a group of gram-negative bacteria that resides in the…

Q: Why is NSS preferred over water in preparing fecal smear?

A: Introduction: Normal saline is a crystalloid liquid that is an aqueous solution of electrolytes and…

Q: If an esculinase-postive and an esculinase-negative bacteria species can both grow on the Bile…

A: Bile Esculin Agar  It is defined as the type of selective differential agar that's used to isolate…

Q: Which is the more serious condition, bacteremia or septicemia,and why?

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

Q: Where do the different types of coliforms come from?

A: Coliform are the rod shaped, gram negative bacteria, used as indicator organism for quality check of…

Q: What is the significance of the presence of salmonella in foods?

A: Salmonella is a type of bacteria that is usually frequently found in food related illnesses in…

Q: Is the pH level of antibacterial soap higher, lower, or the same as H. influenzae, S. aureus and S.…

A: Antibacterial soap These are the soaps which have chemical ingredients that have the ability to…

Q: Is Saccharomyces boulardii safe?

A: Saccharomyces boulardii is a tropical species of yeast first isolated from lychee and mangosteen…

Q: Besides pathogens that cause typhoid fever, cholera, and dysentery, what other pathogens would be…

A: A pathogen may be referred as an infectious agent that can produce diseases. They are classified…

Q: What can you expect to find in lab test based on the fact that the pathogen is an intestinal…

A: In a broadest and oldest sense, a pathogen is anything that can cause disease.  It can also be…

Q: Adequate cooking is the usual way to prevent food poisoning. Whydoesn’t it work for Clostridium…

A: Food-borne illness or food poisoning is an illness caused by consuming foods that are contaminated…

Q: Why are amino acids solid at room temperature?

A: Since you have posted multiple questions, we solve the first question for you. To get the remaining…

Q: Is staphylococcus epidermis an enteric pathogen?

A: Enteric pathogens are the pathogens of the intestines. These are usually bacteria.

Q: What part of the Escherichia coli cell contains endotoxin?

A: E. coli (Escherichia coli), can be defined as the type of bacteria that resides in our intestines.…

Q: Why does this toxin not kill the Bacillus?

A: Most bacteria produce pigments, enzymes, and toxins. Toxins can be exotoxins and endotoxins. The…

Q: If there is a causal relationship between the presence of H. pylori and ulcers, how might you…

A: Warren and Marshall were the two pathologists, who collaborated on the study of a kind of spiral…

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: Distinguish between enterococci and streptococci

A: Bacteria are microscopic organisms that lack a nucleus. They belong to prokaryotes. They do not have…

Q: Why does Bacillus subtilis break down phenol better even at high concentrations than E. coli and…

A: Phenol is distributed either as natural or artificial mono-aromatic compounds in various…

Q: Identify the microbe: A. GPC, Catalase (-), alpha hemolysis, P disk (R), Bile solubility (-), PYR…

A: Introduction : Gram Staining, Commonly Known As Gram's Method, Is A Staining Technique That Is Used…

Q: What is bacillus cereus ?

A: Microbes are the small sized organisms that can't be seen by naked eyes. The microscope is used to…

Q: What characteristic separates Salmonella and Shigella from most of the other enterobacteria? What…

A: Enterobacteria belong to the family of Enterobacteriaceae. These are responsible for causing…