Q: What types of samples can be measured with Circular Dichroism? Can information be extracted?
A: Circulate dichroism is the difference in the absorption of left handed circularly polarised…
Q: What is the function of a differential media? What are three examples of Differential media And…
A: Different types of media are used to study the microbes. Differential media is also known as…
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: What is a selective medium? What is a differential medium?
A:
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 are the approaches for sterilization during the production of sterile products? Please answer…
A: destruction or complete removal of all living organisms and their spores is called as sterilization.…
Q: Is the Triple-Sugar Iron Agar (TSIA) a complex or defined medium? Explain based on its composition.…
A: A growth medium is a also known as a culture medium which can be solid, liquid, and even…
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 have several specialized media been developed? Give an example ofone such medium.
A: Culture media is of basic importance for many microbiological tests: to get pure cultures, to grow…
Q: Why are complex media preferable to chemically defined media for routinecultivation of…
A: Microorganisms require nutrients as an energy source and certain other environmental conditions to…
Q: Why is the time of exposure and temperature required for sterilization greater for dry heat than for…
A: Any technique that removes, destroys, or deactivates all forms of life and other biological agents…
Q: The factors for the manipulation of culture medium?
A: Culture medium It is also called a growth medium. It is a solid, liquid, or semi-solid medium that…
Q: Solid and liquid media are commonly prepared based on manufacturer’s instructions. If no instruction…
A: Sterilization is a physical process that, in microbiology science, plays a vital role in preventing…
Q: Define differential media, selective media, and enriched media.
A: Every microbiologist has to grow bacteria eventually in the lab for the research purpose. Bacterial…
Q: why macconkey agar and mannitol salt are regard as salective and deffrental medium?
A: A culture medium is just water and nutrients that support microbic growth. Primary culture media for…
Q: Which of the following medium:function classification is INCORRECT? Sabouraud Dextrose: selective…
A: These are the culture media used in Microbiology Lab to grow and recognize the different kind of…
Q: Name and explain the culture media that can be used for cultivating non-specific and specific…
A: a) nutrient agar & tryptic soy agar, & brain heart infusion agar are culture media that can…
Q: hich method for introducing microbes on media uses an inoculation loop and the bacterial sample is…
A: Answer. The four-quadrant streak method is used for introducing microbes on media using an…
Q: Define differential media and selective media.
A: A growth medium or culture medium can be defined as the solid, liquid, or semi-solid substance…
Q: What is the principle behind sterilizing media before use and before disposal
A: Microorganisms may be beneficial or harmful. The harmful microorganism causes many infections which…
Q: give one reason why is it necessary to keep stirring the agar medium mixture in a beaker when…
A: Agar is a heteropolysaccharide, which is composed of different carbohydrate units. Agar is obtained…
Q: What is a pure culture and how can one be obtained
A: Cells are the structural and functional units of life.
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: What is differential medium
A: Differential medium or indicative media contain compounds which support the growth of microbes and…
Q: What makes agar good support for microbial growth?
A: Microbial culture is a method of multiplying microbial organisms by letting them reproduce in…
Q: What is selective and differential media? describe their purpose.
A: Numerous media types are employed in the study of microorganisms. The following definitions apply to…
Q: Can culture media be sterilized in the hot air oven? why or why not?
A: Sterilization is the process of deactivating, killing, or removing any kind of microorganism (or…
Q: Why is 15 minutes generally used for sterilization? Why is agar added to medium?
A: Sterilization is the process in which all life forms like microbes (fungi, bacteria, viruses,…
Q: Why does saliva not serve as a good microbialgrowth medium?
A: Saliva is the watery, frothy substance that is produced in the mouths of some animals, including…
Q: How does an autoclave sterilize instruments? What is used to dry glassware and at the same time
A: Autoclaving is the best method for sterilizing glass instruments. Sterilizing means removal of all…
Q: What are the roles inhibitory substances and pH indicator in the selective and diffential media?…
A: Selective media - it is used for the growth of only selected microorganisms. Such as, microorganism…
Q: What compounds or chemicals might be added to a medium to make it selective?
A: Culture medium or growth medium is a liquid, solid, or semisolid designed to support the growth of…
Q: What is the main difference between plates before and after centrifugation? What may be the purpose…
A: Answer: CENTRIFUGATION = It is the process involving mechanical force that is centrifugal force,…
Q: What is the difference between selective and differential media? Give one example of each.
A: Culture medium is referred to as a medium of nutrients that supports microbic growth. The amount of…
Q: Distinguish the difference between a sterile media plate and a contaminated media plate.
A: streaking is a method to extract pure culture organisms from a different population of…
Q: operties of the Snyder deep media allow us to detect susceptibility to dental caries?
A: Dental caries (tooth decay) is injury to enamel of tooth that be converted into little holes or…
Q: Why should you filter some liquids for sterilization, rather than autoclaving them?
A: To control microbial growth or contamination there are a number of aseptic techniques developed that…
Q: Explain the effect that environmental factors exert on the growth and development of an algal batch…
A: The growth and development of algae is controlled by various environmental factors. This includes,…
Q: In disc diffusion studies, where will the lowest concentration of the tested chemical be in the agar…
A: The disc diffusion method was developed by Kirby and Bauer to determine the efficiency of a…
Q: What is the purpose of the different types of media (solid, semi-solid, broth)?
A: Culture medium is the medium consist of mixture of nutrients and substances which are required for…
Q: Which is more Suitable for long-term storage: agar slant or plate? Explain why?
A: In order to isolate the bacteria from samples, they need to be inoculated into a growth medium which…
Q: What are the factors that influence the efficiency of chemical sterilization?
A: Chemical Sterilization is the process of removal of microorganisms by the use of chemical…
Q: List 5 other methods of sterilization and describe the principle/s and when each method is used.
A: (Please note that, you provided more than one question, I can only answer one question at a time,…
Q: What is the meaning of the word sterile? What would happen if culture media freshly prepared were…
A: Sterile It refers to the state of being free from any bacteria or any other living microorganisms.…
Q: What method can be used to achieve sterilization?
A: It is required to describe the method to be used to achieve sterilization.
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.…
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Solved in 3 steps
- What is the difference between defined media and complex media?What is the difference between selective and differential media? Give one example of each.What is differential medium? Describe at least five (05) differential media along with the agent(s) responsible for conferring differential properties
- What is the name of this media? What type of media is it? What does the yellow color indicate? What makes this plate have a pink color? What ingredient makes this medium selective? What organism can grow in this plate?Define differential media and selective media.What is selective and differential media? describe their purpose.
- What additional information can you get by using selective and differential media that you cannot get by using a general media (like TSA)?What is selective medium?Of what practical importance are air borne microorganisms to the laboratory workers? What precautions should be taken to control laboratory contaminants? Of what advantage is the using a solid and a liquid medium?