Q: Agar is a solidifying agent used in media preparation. What makes it ideal for cultivation of…
A: Agar is a natural polysaccharide. It is mostly used in the lab and acts as a solidified agent. It…
Q: Phenyl Ethyl Alcohol agar encourages the growth of what type of microorganisms?
A: Answer - Option A - Gram positive bacteria
Q: What is agar and why is it necessary for growing bacteria on plates?
A: Agar is a mixture of two polysaccharides- agarose and agaropectin. It is derived from red-purple…
Q: The use of abomasum as a source of rennet is not practical. Explain why
A: Rennet is an enzyme or a substance that is produced as a coagulant and helps in the production of…
Q: Why is the culture medium referred to as a highly enriched laboratory soil?
A: Culture medium is referred to as highly enriched laboratory soli because it provides all the…
Q: Need help Can a pure culture be prepared from a mixed culture in a broth or plate? Explain.
A: INTRODUCTION How to make a pure culture from mixed culture is explained below.
Q: What is the importance of agar plates and bacteria cultures in food microbiology?
A: There are different culturing techniques such as agar plates, broth culture, stab culture and solid…
Q: Why is agar production more costly than carrageenan production
A: As there is difference is between other production and carrageenan production basically the key…
Q: Microbes are cultured for various industrial products. How growth curve can be used for maximum…
A: Introduction: The bacterial cells grow via binary fission which brings about an increase in the…
Q: What are the major steps for industrial wine production? Wine is a result of microbial fermentation…
A: Wine is a microbial product. It is formed by adding yeast to sugar which may be present in grapes or…
Q: What kind of fermentation occurs in the process of making pickles. What microbe is being utilize and…
A: Lactic acid (C3H6O3) is a colorless organic acid that is produced as the byproduct in the muscle…
Q: attern used to inoculate agar slant to get luxuriant culture. This pattern increases the surface…
A: Slant culture : A culture made on the slanting surface of a solidified medium in a test tube that…
Q: Name the source from where agar-agar is obtained.
A: Agar-agar is a gelatinous substance that is formed by a combination of linear polysaccharide agarose…
Q: How does McConkey agar serve as both selective medium and differential medium ?
A: MacConkey agar is a culture media that contain bile salts, crystal violet dye, neutral red dye along…
Q: A broth culture is initially inoculated with a single bacterial cell. For the first hour the…
A: * Given that The bacteria has generation time of 30 minutes. So it takes about thirty minutes to…
Q: Why is heat an effective sterilizing agent?
A: Heat Energy : It is a form of energy which takes place by the movement of the minute particles…
Q: What is bacterial agar?
A: MICROBIAL GROWTH MEDIA- It is the culture media that serves as a nutrient media for the growth of a…
Q: How would you distinguish between Staphylococcus aureus and S. epidermidis on mannitol salt agar and…
A: Hi! Thanks for your question. As you have posted multiple questions and have not mentioned which one…
Q: Why does turbidity in a cultured media losses its reliability at high cell concentrations?
A: turbidity is used as a measure of cell density within a culture sample.
Q: Why does turbidity lose reliability at high cell concentrations when the culture reaches the…
A: The turbidity measurement method for counting the cells in the tissue culture is the estimation and…
Q: why is it important that a small amount of inoculum be used in preparation of an agar slant
A: Agar is a jellylike substance derived from the purified cell walls of red algae. It is added to…
Q: What types of bacteria are inhibited on MacConkey agar
A: MacConkey agar, contains peptones, lactose, bile salts, NaCl, neutral red (pH indicator), and…
Q: What would you expect to see if you cultured Gram-positive, lactose-fermenting bacteria on MacConkey…
A: Given: What would happen if you culture gram positive, lactose fermenting bacteria in MacConkey…
Q: Why is nitrification a good example of a commensalistic process?
A: The ‘bacteria’ is a microscopic ‘single-cell’ organism. It does not have a nucleus and other…
Q: Phenylethyl alcohol and why would it be useful in agar
A: Acoording to this question we have to decribe phenyl alcohol and the phenylethyl alcohol be useful…
Q: What is a pure culture and how can one be obtained
A: Cells are the structural and functional units of life.
Q: What microbial control method would you use to clean a papercut? Why did you make that choice?…
A: A paper cut occurs when a piece of paper or other thin, sharp material slices a person's skin,…
Q: Which of the following best descrives UTI agar? Selective growth media; Differential Growth Media;…
A: A growth or culture medium is a liquid, solid or semi-solid medium, which is designed in a way that…
Q: What process would explain why the dyes spread through the agar?
A: Agar -- Agar is polymer and mixture of polysaccharides obtained from the cell wall of red algae .…
Q: What is a pure culture and why is obtaining one useful inmicrobial ecology?
A: Microbes are living organisms. They are ubiquitous. They cannot be seen by the naked eyes. In…
Q: Name the source from where agar is commercially obtained.
A: Agar is a jelly-like substance that is made up of linear polysaccharide agarose and a heterogenous…
Q: Why can milk become sour due to bacteria even though it has been pasteurized?
A: Pasteurization is the process in which non-packaged and packaged foods such as fruit juice, milk, or…
Q: Why do soil microbes naturally produce antibiotics?
A: Antibiotics are metabolic products of microorganisms that inhibit or completely destroy the growth…
Q: Is nutrient agar (NA) a complex or defined medium? Explained based on its composition. Is NA a…
A: a complex media is a media in which the exact composition is not known . it usually conatins…
Q: Agar is added to media.
A: Agar is obtained from algae. It is composed of agarose (polysaccharide) and agaropectin. It is a…
Q: What types of bacteria grow on nutrient agar?
A: Nutrient agar is a nutrient-rich medium that allows the growth of a wide range of organisms in the…
Q: What is agar and what makes it the best agent for making culture media? explain
A: Microbiology is the branch of science which deals the study of different microorganisms such as…
Q: “Salt agar” is a type of ______ medium for culturing some microbes and not others
A: Salt agar encourages the growth of certain bacteria while inhibits others growth in the same medium.…
Q: Sugar Utilization medium (Containing trehalose, sucrose, trehalose, Mannose,etcUrease
A: The medium asked in the question is a fermentation medium used in carbohydrate fermentation test…
Q: Give the components, properties and special considerations in preparation (if there's any) on the…
A: MacConkey Agar . It is selective for gram- negative rods bacteria. EMB . It is selective for fecal…
Q: What type(s) of extremophiles are used in oil well drilling operations
A: Hydrocarbons or crude petroleum is extracted by drilling oil well deep into the soil, to bring it…
Q: Can pure culture be prepared directly from a mixed culture? Explain your answer.
A: A microbiological culture, also known as a microbial culture, is a way of multiplying microbial…
Q: How is it possible to know that a recently extracted essential oil is harmful for human use?…
A: Oils are basically nonpolar chemical substance that is composed of hydrophobic or lipophlic ends.…
Q: Why is it easier for microorganisms to grown on plastic surface rather than wood?
A: Answer- Wood does have natural antibacterial properties. The organism of bacterium like- Ideonell…
Q: What are the primary uses of the following preparations of culture media? Agar regular slant Agar…
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…
Q: What is the major difference between Thayer-Martin and chocolate agar? When would you use…
A:
Q: main goal of motility agar
A: MICROBIAL GROWTH MEDIA- It is the culture media that serves as a nutrient media for the growth of a…
Q: What is a starter culture and what is its purpose? What are the characteristics of a good starter…
A: STARTER CULTURE:- Starter culture are those microorganisms that are used in the production of…
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A: Cellulosic biofuel is the ethanol produced from plant extract called ethanol. This biofuel is mainly…
Why is agar ideal for microbial cultivation?
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- Agar is a solidifying agent used in media preparation. What makes it ideal for cultivation of microbes?Why is it easier for microorganisms to grown on plastic surface rather than wood?Why do you need to use antifoams in fermentation medium? How you could avoid from contamination during fermentation?