After a sufficient incubation period, bacterial growth occurred except in the zones of inhibition (shown with dotted lines in the diagram) around the antibiotics. Based on the results shown here, would it be reasonable to conclude that the most effective antibiotic in this example would be an effective antibiotic against any bacterium? Why or why not?

Q: The following set of data are measurements of zones of inhibition (in mm) from a Kirby-Bauer test.…

A: The Kirby-Bauer test, also known as the disc diffusion test, is a standard method used to determine…

Q: The following three questions are related to this patient scenario: A 65-year-old male HIV patient…

A: The intravenous antibiotics are used to treat severe kinds of bacterial infections. A most common…

Q: When testing the sensitivity of antibiotics using the Kirby-Bauer method, the Petri Dish with…

A: The Kirby-Bauer test, known as the disk-diffusion method, is the most widely used antibiotic…

Q: The world is facing a Corona Virus (COVID-19) Pandemic and as a potential scientist and a…

A: The Alcohol has both the anti-microbial as well as anti-viral properties and hence used as the…

Q: Based on the following image, which concentration of antibiotic would be considered the minimum…

A: Minimum bactericidal concentration (MBC) is defined as the lowest concentration in which an…

Q: You have conducted serial 10-fold dilutions and measured the cfu (colony forming units) of a…

A: Given information CFU for the bacterial sample= 5 colonies volume of the sample= 0.4 ml Dilution=…

Q: You take 10 ml of a stock solution, which is at a concentration of 1000 phage/ml, and dilute it to a…

A: A serial dilution is a laboratory technique that uses a series of consecutive dilution steps to…

Q: A phenylgalactoside-type compound, which yields galactose when enzymatically cleaved, was added as…

A: An operon is a functional unit of genomic DNA that comprises a collection of genes that are all…

Q: The following data were obtained from a disk-diffusion test. Antibiotic Zone of Inhibition 15 mm 0…

A: Let the given zones of inhibition for various antibiotics be assigned the letters for convenience as…

Q: In light of the COVID-19 pandemic many people are more conscious about cleaning their household…

A: During this amid Covid-19 pandemic, it has become very important to keep ourselves and environment…

Q: Hello, I want you pleaseeee to make a dichotomous key based on provided experiments to identify a an…

A: The method of identifying an unknown bacterium is a precise one, requiring cautious perception and…

Q: You then take a cotton swab and subculture a sample from this zone of inhibition (where no growth…

A: The Kirby-Bauer test, known as the disk-diffusion method, is the most widely used antibiotic…

Q: You are given an unknown bacterial culture and you want to determine if it is resistant to…

A: Antibiotics are chemicals that fight bacterial infections in humans and animals. They work by…

Q: Below is shown a growth curve for an E. coli culture. As indicated, the culture was incubated in the…

A: In part (b) of the E. coli growth curve scenario, we're analyzing the potential binding of CAP…

Q: What conclusion would you draw if the numbers of bacterial colonies in were the same on the control…

A: Bacteria are unicellular and prokaryotic organisms that live in wide variety of environments. It…

Q: The volume of E. coli added to each warm agar pour/virus mixture was originally100µL.  After…

A: E.coli when added to the agar pour containing virus was originally 100 ul and later changed to 300…

Q: What is the purpose of the negative and positive control in the Disc diffusion assay? Why is it…

A: The disc diffusion assay is used to determine the susceptibility of test bacteria to different…

Q: If a bacterial species is not susceptible to an antibacterial drug at the concentration present in a…

A: Antibiotic susceptibility test is the test used to determine the effect of antibiotic to an…

Q: Record the zones of inhibition in the chart above. Which, if any, of the drugs would you prescribe…

A: Antimicrobial agents are compounds used in order to treat infectious diseases as they have the…

Q: Imagine you made a single kirby bauer plate to determine if a given antibiotic were effective for…

A: Introduction Antibiotics, also called antibacterials, are drugs that kill or slow the growth of…

Q: Citing data from the results table, tell which antibiotic is most effective against this type of…

A: Antibiotic zone of inhibition Antibiotics are a class of compounds or chemical that inhibits the…

Q: A COVID-19 test, which produce result in 10 minutes, has the following test characteristics. The…

A: This question involves analyzing the test characteristics and predictive values of a COVID-19 test…

Q: The following pictures show the results of a Disk Diffusion Assay for different types of bacteria.…

A: Disk diffusion assay is a laboratory test used to determine the effectiveness of antimicrobial…

Q: Use the photo below to measure the diameter of each antibiotic (all 3) and record the name and…

A: The microorganisms or bacteria are grown in the culture plate in the microbiology laboratory for…

Q: A researcher is planning to plant antibiotic-resistant Escherichia coli pure bacteria sample in…

A: Culturing the bacteria on a solid media involves several steps in which the major step is…

Q: he following are the steps, listed in random order, for utilizing koch's postulates. what should be…

A: Koch's postulates were created in the nineteenth century as a set of basic instructions for…

Q: A veterinarian suspects that a new disease of house cats is caused by a specific type of bacterium.…

A: The germ theory of disease was given by a German scientist named Robert Koch. He, in his theory,…

Q: You are testing a potential new antibiotic for its effectiveness at killing Streptococcus…

A: Drugs are medications that are taken in the prescribed amounts under the supervision of doctors to…

Q: A relatively large zone of inhibition surrounding an antimicrobial disk on a Kirby-Bauer test plate…

A: The Kirby-Bauer test was developed by William Kirby, A. W. Bauer and their colleagues. It is also…

Q: The wild type bacterium is lac+ amps, leu+, ade+ Mutant I is: lac+ amp r, leu-, ade+ Mutant 2 is:…

A: Following the addition of cells with the designated genotypes and enabling growth to take place,…

Q: A patient sample will be analyzed. You are responsible to quantify the bacteria number. The dilution…

A: A sample of your blood, urine, skin, or any part of your body will be taken during a bacteria…

Q: Antibiotics can be bactericidal (they kill the microbe) or bacteriostatic (they inhibit microbial…

A: Disk Diffusion Test: The disk diffusion test is a culture-based microbiology assay used in…

Q: The UWC Biotechnolo class undertook a study to determine the microbiological quality of mince-meat…

A: In-order to calculate the amount of bacteria present in a highly  concentrated stock solution  ( a…

Q: not appropriate to self-diagnose outside of a medical context and this is a completely hypothetical…

A: Foot rash can occur as a result of an allergic reaction or infection. For example in athletes food…

Q: You perform the Methyl-Red(MR)& Voges-Proskauer(VP)test and gather the followingresults:…

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

Q: Discuss and explain the results of this graph. Graph shows results of WST-1 assay. T0 ( time zero)…

A: These are the type of colorectal cancerous cell lines of human which are widely used in medical…

Q: If coliform bacteria are native to human colons, why the big concern over coliform contamination?

A: According to the question, we have to mention the solution of the question asked above i.e. If…

Q: What is the purpose of diluting a culture by making "quadrant streaks" (or "streak plating")…

A: Quadrant streak method is used for isolating the bacteria based on their differences. Four Agar…

Q: A bacterial strain is killed by tetracycline. We would say that this strain is to tetracycline. Take…

A: Antibiotics are used to treat pathogenic infections, mainly caused by bacteria. The antibiotics…

Q: What will be the results of the following experiment with explanations: A. Gram-positive bacteria…

A: The response of Gram-positive and Gram-negative microscopic organisms is examined in this experiment…

Q: Note that it is not appropriate to self-diagnose outside of a medical context and this is a…

A: Introduction Bacteria are prokaryotic unicellular organisms. They are under the kingdom Monera.…

Q: Citing the data from your results table tell which antibiotic is the most effective against this…

A: Antibiotic Sensitivity Test is a test used to evaluate to efficacy of particular antibiotic in…

Q: You have several different media onto which you inoculated eight strains of yeast (A-H). The media…

A: Minimal medium (unsupplemented) A minimal medium is a growth medium used for growing microbes and…

Q: MacConkey agar is often used to differentiate E. coli from other Gram-negative rods. The recipe for…

A: MacConkey agar is a selective and differentiative medium that was developed by Alfred Theodore…

Q: Assume that you counted 67 plaques on a bacterial plate where 0.1ml of a 10-5 dilution of phage was…

A: A dilution: It can be defined as a method of addition of more solvent to a solution of a definite…

Q: Your animal cell culture laboratory suddenly suffered from a bacterial contamination. Several…

A: B. The media is probably contaminated with Mycoplasma, due to the lack of cell walls they are the…