microbial sensivity lab: Why does the Kirby-Bauer procedure require that the concentration of the bacteria be the same, the stage of growth constant, the growth medium the same, and the concentration or amount of drug in each disk constant?

Q: (a) Which would be easier to prepare bacterial smear from, liquid or solid culture? Why? (b) Aside…

A: Introduction A bacterial smear is a small layer of bacteria that has been stained on a slide. A…

Q: Describe the purpose of microbial testing?

A: Microorganisms come in contact with us everyday in which some are harmless and some can cause severe…

Q: Laboratory Scenario Analysis. Read the following statements. Fill-in the possible effect of the…

A: Biosafety refers to the application of knowledge, techniques, and equipment to prevent exposure to…

Q: Why are biochemical tests used to identify microbes?

A: Microbes are living organisms that are very small and can be seen only with the help of a…

Q: Why might Gamma irradiation be considered better than using UV radiation?

A: It is required to provide reason that Gamma irradiation is considered better than using UV radiation…

Q: Microbial Growth, pH, 02, temp: Matching Bacteria which grow in mine drainage at pH 1-2 are probably…

A: Introduction:- The microbes can grows best at temperatures between 70-75 degree celsius .They…

Q: A powdered complex medium can be stored for months in the lab. However, after rehydrating the medium…

A:

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

A: Sterilization is a permanent method of family planning. It is one of the most common method of…

Q: why it is useful to plot the microbial growth from a growing microbial culture?

A: The term microbial growth refers to the growth of a population of microbe, it is an increase in the…

Q: microbiology: Aseptic Culture Techniques Lab Explain why a loop or needle is flamed before it is…

A: The process of introducing a microorganism in a plate or a tube containing culture media is called…

Q: Fill in the blanks with appropriate terms, phrases, or clauses to complete the following sentences…

A: Electrophoresis is the process of separation of charged molecules on application of electric field.…

Q: Practical techniques used to identify unknown microorganisms’ You should include the types of tests…

A: Microbiology is the study of microorganisms, identification, and classification of a particular…

Q: Explain the process of drug powder aerosolization process from a DPI?  Please answer at your own…

A: Drug powder inhalers (DPIs) are medical devices that are used by patients to deliver dry powder…

Q: Place the following in the correct order in terms of steps taken, followed by the consideration…

A: The step and consideration are arranged in a sequence.

Q: Can you think of a situation in which it would be better for a drug to be microbistatic rather than…

A: Microbistatic drugs are those which stop or prevents the growth of harmful bacterias in the body…

Q: which of the physiologic environments are sensational for biomaterials * mechanical strength,…

A: Biomaterials refer to a group of substances that are used to interact with biological systems. It is…

Q: Provide three reasons why the use of aseptic technique is essential when handling microbial cultures…

A: Aseptic techniques means using practices and procedures to prevent contamination from pathogens. It…

Q: MacConkey agar Non-lactose fermenting Lactose fermenting colonies (lactose*) colonies (lactose-)…

A: Macconey agar is used to isolate on the basis of their ability to ferment lactose  It is composed of…

Q: explain why the invention of solid culture media was of great importance to the development of…

A: Differential media, selective media, test media, and specified media are some of the media available…

Q: Why is it desirable that most cultures be inspected after 15 to 18 hours of incubation?

A: Introduction Microbial culture is a microbiological technique that involves actively multiplying…

Q: distinguish between antiseptics and disinfectants. Are the terms interchangeable?   explain…

A: Disinfectants and antiseptic are used in living and non-living environments. Disinfectants and…

Q: Step-by-step smear preparation of Grams stain

A: Gram staining is a laboratory technique that is used to culture bacteria and identifies two kinds of…

Q: Heat-labile material to be introduced to culture medium was filtered using membrane filters with…

A: given that the heat labile material which is introduced to culture media is filtered using a…

Q: If a technician examined a Kirby-Bauer assay and found individualcolonies of the plated microbe…

A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…

Q: briefly explain the principle behind this technique; gel-filtration chromatography

A: First of all, let's discuss gel-filtration chromatography. This technique is also known as the size…

Q: Assigned chemical agent: How does this agent specifically destroy microbial cells? Propose a…

A: There are few important points that should kept in mind : The bacteria treated with allows stain to…

Q: Voges Proskauer test Does color of the medium change to red after both reagents were added and…

A: Biochemical method of bacterial identification is a classical method that is used for the…

Q: Microbial sensivity lab: Why are Escherichia coli, Pseudomonas aeruginosa, and StaphyLococcus aureus…

A: The Kirby-Bauer test (KB test) is also called the "disk-diffusion method." It is an antimicrobial…

Q: Loop with bacterial inoculum was subjected to flame sterilization prior to streaking on agar plate.…

A: Bacterial colonies are cultured in laboratories for various purposes. During bacterial culture, it…

Q: Screening is a selective procedure to allow the detection and isolation of only those microorganisms…

A: Process of screening required two steps: primary screening secondary screening Detection and…

Q: https://courses.lumenlearning.com/microbiology/chapter/controlling-microbial-growth/ Read…

A: 1. Characteristics of microbes and infectious agents that would require handling in a BSL-3…

Q: transfer and isolation techniques: When getting inoculum from a slant, why is it necessary to touch…

A: The inoculum: It is a minute amount of some substance that contains bacteria from a pure culture.…

Q: Background: The following results were obtained from a broth dilution test for microbial…

A: Broth dilution test is defined as a method which is used for testing the susceptibility of different…

Q: Principle of Neutralization Tests (NT).

A: In a neutralization test, serum and virus are reacted together in equal volumes and inoculated into…

Q: Define the following termonologies in brief :  Focal Adhesion Biofilm  Calcification and examples…

A: "Since you have asked multiple parts of the same question, we are eligible to answer only the first…

Q: Bacterial Growth lab: Each 20-minute interval, absorbance of culture was recorded. When the curve…

A: Bacterial growth is defined as the proliferation of bacterial cells and increasing the number of…

Q: Explain this approach: matrix-assisted laser desorption ionization (MALDI) ?

A: MALDI is the technique used to detect the mixture of organic molecules like synthetic biopolymers.…

Q: Step-by-step smear preparation of Kinyoun Method

A: Kinyoun, is a process used to stain acid-fast species of the bacterial genus Mycobacterium. it is a…

Q: ph Minimum Optimum Maximum Escherichia coli 4.5 7 9 Pseudomonas aureus 4.5 7.5 9.5 Staphylococcus…

A: The change in the number of live cells in the population of bacteria over the period is…

Q: Introduction for the stab slant and surface inoculation.

A: Slant culture one made on the outside of solidified medium in a tube which has been shifted to give…

Q: Forms and of Action Reactions Considerations Teaching (Application of Nursing Process) dosages…

A: Introduction- Our body is made of 70% of Water and it is the body's universal solvent. Water can be…

Q: Please explain the differences between freeze drying,drum drying and air drying and which give a…

A: Freeze drying, drum drying, and air drying are dring methods to remove water content from the cell…

Q: Give the three disadvantages of using irradiation.

A: Irradiation is a comparatively newer technology of food preservation in which food item is…

Q: microbial sensitivity lab: Why is the method of testing chemical sensitivity to disinfectants you…

A: The term disinfection refers to the destruction of vegetative pathogens present on inanimate…

Q: Alternative name for Moist-heat sterilization Select one: Oven sterilization Autoclaving Ionizing…

A: Sterilization is any technique that eliminates, removes, or disengages every living organism…

Q: What are two advantages of filtration in microbial control? Explain how the filtration process…

A: According to the question, we have to describe two advantages of filtration in microbial control. In…

Q: Short wavelength irradiation (~260 nm) of cells will cause which abnormality? (best answer)

A: Ultraviolet light is the part of the electromagnetic spectrum between 200 and 400 nm, with shorter…

Q: How is fluorescence spectroscopy beneficial for pharmacological analysis ? Please shortly answer at…

A: Fluorescence spectroscopy uses a beam of light that excites the electrons that are present in the…

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.