Salt Treatment Tap Water Treatment Distilled Water Treatment   Which of these experimental conditions is hyprtonic and which is  isotonic?

Q: A specific heat treatment used on a particular bacterial suspension has a DRT of 10 seconds, how…

A: Heat treatments have been used for the reduction of bacterial numbers and even for sterilization…

Q: What is the pore size of the membrane filter used in the membrane filter method for water analysis?

A: Microorganisms are small organism that cannot be seen by naked eyes. Infectious disease is caused by…

Q: O O What is the component in a biochemical media test responsible to inhibit a certain group of…

A: Biochemical tests are helpful in identification of bacterial species by separating them on the…

Q: Explain the mechanism leading to the given reactions in the inoculated biochemical media.  1.…

A: Triple Sugar Iron test (TSI) is a microbiological test carried out in differential medium to test a…

Q: ITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

A: Citrate testing is used to determine the ability of the bacteria to use sodium citrate as the only…

Q: 3. Could a MacConkey agar plate be used in place of the EMB plate in the Standard Analysis of Water?…

A: Bacteriological (standard) water analysis may be a technique of analysing water to estimate the…

Q: CITRATE UTILIZATION TEST WAS PERFORMED IN A CULTURE MEDIA WHICH CONTAIN A STRONG BUFFER. AND EVEN A…

A: In this test citrate agar is used, where citrate is carbon source and NH4and ability of organism to…

Q: What nutrients do the following media components contain? • Peptone Yeast extract Beef extract •…

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

Q: water sample could be (-) for coliforms when tested by MPN method, could this water still be a major…

A: "Water contamination" may occur in a variety of ways, including Biological and Chemical…

Q: Complete the graph in generation time and answer questions in no.1

A: The generation time of bacteria refers to the time of bacteria to double in a bacterial culture. A…

Q: Devise a serial dilution scheme to prepare a 10-5 dilution on a plate using the least number of…

A: A stepwise dilution technique used to obtain a series of dilutions with decreasing concentrations of…

Q: Explain why high concentration of suger, salt and acid do not support microbial growth, only it have…

A: Microbial Growth refers to the growth of a microbial population i.e., an increase in its cell number…

Q: Transformation of bacteria can be done via Electroporation Calcium chloride treatment, heat shock…

A: F.Griffith first experiment Bacterial transformation. It is a process of horizontal gene transfer…

Q: A dialysis tube that contains 10 mL of a 5% sucrose solution and that is permeable to water but not…

A: Tonicity is the capability of a solution to change the volume of cells by the movement of water.…

Q: An acidophile would grow best at a pH of: A.6 b.2 c.12 d.7 e 9

A: The optimum pH is the pH at which the enzyme works efficiently. Because the enzymes are found more…

Q: Which one of the following statements about liquid media is false Select one: a-is prepared without…

A: Liquid media are growth medium used in the microbiological experiments. They can provide a medium on…

Q: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

A: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

Q: You observe a culture of bacterial cells that has been grown in liquid thioglycolate media and…

A: Thioglycolate broth is a differential medium enriched with several nutrients such as casein, yeast…

Q: Which are more likely to be leached from the soil by decreasing pH— cations or anions? Explain.

A: Lower pH increases the solubility of aluminum, manganese, and iron in the soil. Anions are leached…

Q: Write an abstract of the article below in Methods (around 3 sentences):…

A: An abstract is a concise summary of the main points of a research article, thesis, review,…

Q: How to prepare wet mounts and hanging drop mounts of live specimen in microbial motility?

A: Wet mounts and hanging drop mounts of live specimen are used in microbial motility.

Q: Which of the following terms is NOT used to describe microbes thrive in different temperature…

A: Microbes are extraordinarily adaptable and varied creatures that can live and flourish in a variety…

Q: Which of the following is true regarding microbial tests that lead to color change in tubes used to…

A: Option 1 and 4 are correct. There are multiple tests involving color change for bacteria…

Q: How could calculate this serial dilutions probelms for microbiology and how do can I know what tube…

A: Serial dilution is a method of step-wise dilution of bacterial culture to reduce the concentration…

Q: ou are given an unknown bacterium in the lab and have to determine unknown bacterium's oxygen needs.…

A: Each living organism has certain kind of respiration process for synthesizing energy by breaking…

Q: Membrane filters

A: Membrane filter are made up of cellulose.

Q: A TCL was run with 5 subjected samples utilizing a silica plate and ethanol/chloroform in mobile…

A: TLC (thin layer chromatography) is a type of partition chromatography, in which the samples are…

Q: RESULTS Please give the time-absorbance values tab? Draw graph-growth curve in Excel? Find the…

A: Bacteria are unicellular prokaryotic organism present everywhere in the ecosystem. These are of…

Q: Explain the difference between assimilatory nitrate reduction and dissimilatory nitrate reduction.

A: Introduction  Bacteria are single-celled microorganisms that belong to the kingdom Monera. They are…

Q: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

A: Citrate testing is used to determine the ability of the bacteria to use sodium citrate as the only…

Q: Explain how to perform a serial dilution

A: Serial dilution is stepwise dilution of a solution keeping the dilution factor constant in each…

Q: Substances obtained from microbial processing to impart acidity except Citric acid Lactic acid O…

A: Microbial organisms utilize carbon sources such as glucose and other sugar moieties for the…

Q: 1. One gram of sludge was added to a 99 mL dilution blank. Three 1/10 dilutions were then made. From…

A: Colony-forming units per milliliter, or CFU/ml, are measured in the sample. It provides us with an…

Q: Describe the similarities and the differences in the growth patterns in the two plates.

A: For optimal microbial growth, various growth conditions are required. Oxygen requirement is one of…

Q: What is the role of these organisms in the Winogradsky column and what are the physical indications…

A: The Winogradsky column is a synthetic microbial environment and a reliable source of different…

Q: Leachate production is what

A: A leachate is any liquid that, extracts soluble or suspended solids from the material through which…

Q: In the preparation of a pure culture media, the petri plates are inverted when placed in an…

A: In microbiology, culture media is considered the growth medium that possesses the specific mixtures…

Q: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

A: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

Q: Filtration

A: "Answering filtration as asked" In laboratories, filtration is an intriguing sterilization approach.…

Q: Why is scale formation typically only a problem in hot water pipes?

A: Scaling is a deposition process of calcium and magnesium salts.

Q: In determination of microbial motility, what is the value of a hanging-drop perparation? what is the…

A: Hanging drop is a motility testing which helps microbiologist to view motility of bacterium.

Q: :In bacterial culture media, agar is used as An additional nutrient .a Buffer .b A solidifying agent…

A: Agar is used in laboratory to help, feed and grow microorganisms. It is used in laboratory for…

Q: Temperature 20°C 37°C 60°C 100°C O CFU 8 CFU 3 CFU O CFU Microbes inoculated on aga 2 CFU O CFU…

A: Microbes are classified into various groups based on their nutrient requirements. Based on the…