What is the significance of biofilm presence on medical equipment?

Q: Briefly define culture medium.

A: Microbiology is the branch of science which deals with the study of microorganisms like, bacteria,…

Q: 2. Diagram (draw) how biofilms forms on the surface of an indwelling device. Explain how biofilms…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Which of the following is NOT true of spread plating method? A. the maximum inoculum allowed is 1.0…

A: Please follow step 2 & 3 for detailed explanation.

Q: 1. Describe and give the principle of each equipment used for sterilization in microbiology. (refer…

A: Sterilisation refers to any process that removes, kills or deactivates all forms of life and other…

Q: Why must m-Endo broth or some similarly selective and differential medium be used to count…

A: Coliform bacteria are described as rod-shaped, Gram-negative, nonspore-forming, motile or nonmotile…

Q: 9. Consider the photo below and identify the Gram characteristics as well as the shape/ arrangement…

A: Introduction:-  Gram staining is a technique of detection of bacterial cells using gram stains.Gram…

Q: Microbe(s) that is/are the target(s) of pasteurization include(s)a. Clostridium botulinum b.…

A: A microorganism is a microscopic organism, which may exist in its single-celled form or in a colony…

Q: The mechanical removal of microbes from a limited area of living tissue is referred to as -- a.…

A: Control of microbial propagation is very significant in medical, pharmaceutical, food industries,…

Q: Why do you disinfect your work area at the beginning of lab and then again at the end of lab?   2.…

A: Pure culture - In microbiology if  one organisms cultured in midium. It is obtained from mixed…

Q: Why do you think an infection from gram-negative bacteria can be more diff treat with drugs than a…

A: There are two types of bacteria depending upon their cell wall. Gram positive bacteria are known as…

Q: The most versatile method of sterilizing heat-sensitive liquids isa. UV radiation b. exposure to…

A: Sterilization is a process of removing or killing or deactivating mostly all forms of life present,…

Q: Define selective media and explain when you would use it.

A: Media is any liquid or solid preparation made specifically for the growth, storage, or transport of…

Q: 1. What is the hazard of the spattering tendency in heating a wire loop with specimens over a flame?…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: 4. Think about Clostridium botulinum. Explain the terms below that describe this species. a.…

A: Clostridium botulinum is an anaerobic, spore forming gram positive bacteria that is quite prevalent…

Q: 1. While working with Mannitol Salt Agar you notice the growth of staphylococci however other…

A: Mannitol Salt Agar is a selective and differential media used in microbiology.

Q: 2. You use tubes to test aerotolerance of bacteria. From your samples you have 3 results: A.…

A: Hello, thank you for your question. As per our policy, I am going to answer only the first question.…

Q: 2. Please explain how the use of an Eosin Methylene Blue Agar plate can help determine the type of…

A: Eosin Methylene Blue (EMB) agar is both selective and differential culture medium. It is a selective…

Q: 6 different types of chemical disinfectantsand how they damage microbial cells.  Distinguish between…

A: Chemical disinfectants are usually known as the inactivate pathogens by chemically degrading their…

Q: 1. Which One of the following antibiotic is bactericidal? A. Ciprofloxacin B. Clindamycin C.…

A: Question. Which of the following antibiotics is bactericidal ?    Answer.   Bactericidal are the…

Q: are there technologies that can help make bacterial culture and sensitivity done faster

A: Bacteria culture is the method to use for the analysis of the amount of infection caused by…

Q: Many people use antimicrobial soap to kill bacteria on their hands. However, overuse may increase…

A: Antibacterial soap is a soap which contains chemical ingredients that purportedly assist in killing…

Q: 1.Tabulate the similarities and differences between pasteurization and sterilisation, give examples.…

A: Note : Since, you have asked mutiple questions, we will solve the first question for you. If you…

Q: Agar is superior to gelatin as a solidifying agent because agar a. does not melt at room temperature…

A: Agar is used as a medium for culturing in laboratories.

Q: Please answer fast

A: Uninary tract infection (UTI) is an infection in any part of your urinary system — your kidneys,…

Q: 2.  Mechanical disinfection is typically more effective than manual techniques.

A: Disinfection is the removal, deactivation, and killing of microorganisms. Deactivation and…

Q: Describe the complications of biofilm formation and why it's often hard to treat once it's formed…

A: Biofilm can be described as a complex microbiome structure that adheres to the surface and contains…

Q: 5. Why is the temperature of pasteurization at 60°C?

A: Food gets spoiled with time. It occurs majorly due to the action of microorganisms.  Various…

Q: Spread plating_is used to sterilize the spreader or Lrod: a. Ethanol bHeating over flame C.…

A: Spread plate technique  is used to isolate bacteria . It is a microbiological technique .

Q: 1. In addition to nutrients Lowenstein-Jensen (L-J) medium (used to culture Mycobacterium species…

A: As per our guidelines, we are supposed to answer only one question. Kindly repost other question as…

Q: 4. The Gram stain, if the decolorizing step is deleted, gram-negative cells will appear at the…

A: Decoloriser in gram staining method is to dehydrate the peptidoglycan layer of the cell wall causing…

Q: C MSA (Mannitol Salt Agar) Match the description to the correct Bacterium A= growth, agar is yellow…

A: Microbiology is the branch of science that deals with the study of microorganisms that are too small…

Q: 1-Why do not microorganisms develop in the udder even though your pet's udder is full of milk?…

A: Introduction: Contamination is defined as the presence of an undesirable element, impurity, or any…

Q: what term best describes swabbing the skin with alcohol? a.bacteriostasis b. degerming c.…

A: Swabbing the skin with alcohol is knows as degerming - a process in which we physically remove the…

Q: Explain the Turbidity method in microbiology and its advantages and disadvantages?

A: Turbidity It describes how the light passes through a liquid sample by measuring the number of…

Q: 1. Can culture media be sterilized in the hot air sterilizer? Why or why not?

A: As per the honor code, we answer only one question at a time therefore we are answering the first…

Q: Discuss the actions of the ditterent chemical agents in controlling microorganisms: L phenols 2.…

A: Chemical agents plays a major role in eradication of microorganisms from the environment.

Q: suffering severely due to alkaloid production a

A: Plants have an important source of life-saving medications where it is used in two ways such as…

Q: 3. Describe the effects of the various antiseptics/disinfectants you used. Were they all equally…

A: # send questions one by one in the portal.  Antiseptics : It is a chemical or a substance that stops…

Q: The technique used in bacteria for endospore staining can also be used to observe fungal spores.…

A: *Endospores staining is used to recognize presence of spore in bacterial cells This needs staining…

Q: 1. What kinds of media would be used to culture and Identify this microbe? 2. What are some other…

A: Hi, Thanks For Your Question.  1. What kinds of media would be used to culture and identify this…

Q: Peripheral membrane proteins A. can be extracted by chelating agents. B. completely span the…

A: Membrane proteins are group of proteins which is attached to the membrane of the cell or cell…

Q: 19) Which of the following BEST describes an agent that is bactericidal? A) Windex. B) It suspends…

A: There is considerable difference in the chemical composition of the cell wall of bacteria and that…

Q: Which of the following is used in the sterilization of the medium? a) benmarge b) swab c) autoclave…

A: Sterilization is the process of making something (instrument, swab, room etc. ) free of microbes…

Q: 1. Explain the regulation of microbial growth by turgor pressure.

A:

Q: 12. A differential media  a) allows visual distinction between bacteria to perform a specific…

A: The cells are classified as unicellular and multicellular. The unicellular cells are known as…

Q: 2. Differentiate antiseptics and disinfectants. Include examples of each in your answer. Indicate…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How do you observe growth in liquid microbiological media? a) the medium is cloudy or turbid b)…

A: Nutrients are required to grow microorganisms invitro i.e outside the body is called culture medium…

Q: 6. Which statement is incorrect for the pathogenic= spirochetes? A Stain well with Gram stain…

A: For the first time in history, spirochetes contain endocellular flagella (axial fibrils, also known…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.