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…
Q: What other characteristics should a plant species have to be a good candidate for use in making…
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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