What is the pathogen that exhibits the greatest resistance to heat treatment is the bacteria ?

Q: What are ambient microorganisms? Why should they not be present duringsubculturing?

A: There are some living organisms that cannot be seen by the naked eye and only can be seen under the…

Q: The agar turns pink because the enzyme produces which causes a pH change to Ammonia, alkaline OA.…

A: Urease test is performed to check the  organism's ability to produce an enzyme known as exoenzyme.…

Q: What chemicals are responsible for killing ingested microbes?

A: Neutrophils are components of the innate immune system that provide a front line defense against…

Q: What group of microorganisms is responsible for producing fermented beverages? What microorganism…

A: Fermentation is defined as the metabolic process in which yeasts, bacteria, or other microbes are…

Q: Differentiate among the following factors of bacterial intoxification and bacterial infection…

A: Foodborne infection is originated by the ingestion of food including living bacteria which grow and…

Q: determine the microbial virulence based on the number of colonies?

A: Microbial virulence is the microorganism ability creating damage in the host, it also gives the…

Q: When can gelatin be used in culture media preparation? [Answer in not more than 2 sentences

A: GELATIN: Gelatin, often known as gelatine, is a transparent, colourless, and flavourless culinary…

Q: State brief description of handwashing. 2. State the purpose of handwashing

A: Hand washing is also known as hand hygiene. It is the act of cleaning one's hand with soap and water…

Q: Bacteria that may cause food spoilage is known as

A: When microbial growth takes place in food then it is called as food spoilage.

Q: Why is picric and tannic acids used in treating burns and diarrhea?

A: Picric acid is a potent explosive that is a derivative of phenol. Picric acid is a chemical compound…

Q: What are opportunistic microorganisms?

A: Microorganisms are ultramicroscopic organisms that mainly found as unicellular, multicellular or as…

Q: What is microbial death? What factors affect the microbial death? What aremicrobisidal and…

A: The microbiology studies about both the diseases causing microbes and beneficiary microbes, about…

Q: What are the five different ways by which chemotherapeutic agents kill or damage bacterial pathogen?

A: Chemotherapeutic agents include  certain types of drugs that are anti cancerous and usually…

Q: What is the significance of heat fixing the smear?

A: Gram staining is a common laboratory technique in microbiology that is used to differentiate…

Q: Why heat can kill microorganisms?

A: * Microorganisms are the organism that can seen only through using microscope.They consists of…

Q: Match the microorganisms in column A with their corresponding product in column B, then match your…

A: A primary metabolite is a kind of metabolite that is directly involved in normal growth,…

Q: What are the microbes used in fermentation of products?

A: Food products contain many types of microbes transmitted either through the soil, plants, animals,…

Q: What temperature is considered adequate for achieving sterilization of a compost pile?

A: temperature considered for achieving sterilization of a compost pile is 135-160 F. At a…

Q: What is the purpose of degerming? Does it completely eliminate microbes? What are some factors that…

A: 1.Degerming is the process used to reduce mircrobial numbers by gently scrubbing tissue with a mild…

Q: List the types of selective and differential media used to grow and isolate skin microbes. What…

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

Q: What is the purpose of food irradiation, and how does it work?

A: Irradiating food kills bacteria and extends life of the food.

Q: Can a spoilage microorganism cause foodborne illnesses? Why or why not?

A: Illness caused by food contaminated with bacteria, viruses, parasites or toxins are called food…

Q: Why does a population of microbes not die instantaneously when exposed to an antimicrobial agent?

A: Antimicrobial agents are agents that are used to stop or prevent the growth of microbes. They…

Q: Can culture media be sterilized in the hot air sterilizer? Why or why not? (Answer in not more than…

A: Sterilization is defined as a process by which an agent is used to destroy or remove the…

Q: Compare the effectiveness of handwashing with water, with soap, and withsoap and surgical scrubbing

A: Handwashing is important and essential for hygenic health conditions. Handwashing is important to…

Q: Why is it important to use sterile practices when working with microorganisms?

A: Microscopic organisms such as bacteria, fungi (mold and yeast), protists, archaea, algae,…

Q: microbial growth

A: The control of microbial growth may involve sterilization, disinfection, antisepsis, sanitization,…

Q: What is the Microorganism involved in the spoilage of canned curdled evaporated milk and Glutinous…

A: Any microorganism attack can degrade the food product quality and make them non-consumable by…

Q: Why only specific microbes are selected to produce the fermented products?

A: Fermentation refers to “partial oxidation” of sugars by microbes using the organic molecule to…

Q: What are the scientific principles involved with fracking?

A: Fracking is defined as a process to increase natural gas and oil extraction from underground…

Q: Write short notes on dry heat as a physical antimicrobial control method.

A: Drying can be used to control the growth of microorganisms because when water is removed from cells,…

Q: Why wouldn’t antibiotics work as therapy for botulism?

A: Botulism is a bacterial-based disease caused by the bacterium Clostridium botulinum which is an…

Q: If there is growth and a color change in the Mannitol Salt Plate, which microorganism is it most…

A: Mannitol Salt Agar is high in nutrition because it contains beef extract and proteose peptone, which…

Q: What will pose an ethical issue in these procedures are performed - mutilation, sterilization?

A: Sterilization is a procedure which is practiced to limit the family size in which removal or simply…

Q: Which of the following is true about heat fixation

A: Answer: HEAT FIXATION = It is the procedure for fixing or killing the bacterial smear on the slide…

Q: How do I start a term paper about foodborne botulism? What should I include?

A: Botulism caused by food is a dangerous and potentially fatal illness. It is, however, a somewhat…

Q: How is UV radiation a good type of control mechanism against microbial growth? Please explain what…

A: UV radiation is a kind of non-ionizing radiation released by the sun and other manmade sources.…

Q: Why don’t health departments routinely test for pathogens instead of using a sewage indicator?

A: The most widely used sewage indicator organisms are fecal coliforms. This is because these microbes…

Q: Why does uninoculated agar plates still has visible growth of microorganisms? Where do you think the…

A: Microorganisms are present in abundance in nature. When there are no aseptic conditions then…

Q: Under what conditions is sterilization by filtration preferred over sterilization by heat

A: Filteration is the sterilization process wherein there is the physical removal of micro-organisms…

Q: how does psychrotrophic bacteria cause the spoilage of refrigerated foods?

A: The term psychrotrophs (additionally named psychrotolerant) alludes to microorganisms that can…

Q: Give two reasons for why heat fixing is used?  Adherence of bacterial cells to the slide…

A: Haet fixing is the procedure in gram staining of the bacteria. This has to be done so that the…

Q: Is Staphylococcus epidermidis catalase positive or negative?

A: Staphylococcus epidermidis  Introduction:- Gram-positive bacteria Basically, it is harmless Present…

Q: A broth containing 1 million bacterial cells is treated with an antimicrobial agent that kills 90%…

A: Option c is correct.. 7 minutes. If A broth containing 1 million bacterial cells is treated with an…

Q: what is the thermal death time? what is the thermal death time for Bacillus subtilis and…

A:

Q: Which bacteria is a common cause of food poisoning?

A: Answer: FOOD POISONING : It is the condition when the disease is caused by ingestion of the spoiled…

Q: why is it important that you disinfect your work area both before and after working with bacteria?

A: Bacteria are present everywhere in each and every corner,present on non-living surfaces and as well…

Wound infections

A wound is damaged or breaks in the surface of the skin. The wound is divided into two types, they are acute wound that includes minor cuts, laceration, bites, etc, and chronic wounds that can become slow to heal including ulcers on the legs and feet. Redness, pain, and swelling are signs of a wound.