Q: Illustrate the step by step method of preparing culture media.
A: Introduction Culture medium:- It is a liquid or gel designed for specific mixtures of nutrients and…
Q: Identify and describe the 4 wet-heat methods that are used to control microbial growth.
A: The different methods used for controlling the growth of microbes by moist heat are boiling,…
Q: Define agar.
A: A dried jelly-like substance called agar, commonly referred to as agar-agar, is made from the red…
Q: Define sterilization in terms of microbiology.
A: Sterilization is a process by which all the possible living forms like bacteria, fungi, protozoa and…
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: egorise the microbial growth into four phases. In your own words, briefly describe eac
A: An organism that is microscopic is known as the microorganisms. These are tiny , small organisms…
Q: List the two main types of culture media and how each differs and the types of microbes which grow…
A: Culture media contains all the elements which the bacteria needs for growth and is not selective in…
Q: Describe the term resistance and biofilm related to microbiology.
A: The ecosystem is composed of species such as plants, animals, and microbes. Microorganisms, which…
Q: What is the primary use of agar deep, agar slant, agar plate? explain
A: Primary use of agar deep : • Agar deeps are used to grow bacteria which require less oxygen . And…
Q: Explain the mechanism of action of several of the physical and chemical agents employed to control…
A: Microbes such as bacteria, viruses, worms may act as nuisance causing various diseases in plants,…
Q: Define a pure culture.
A: A microbiological culture, or microbial culture, is a strategy for duplicating microbial life forms…
Q: discuss the significance of the different aseptic techniques utilized in maintaining sterility of…
A: The laboratory that carries out growth of prokaryotic cells or eukaryotic cells in physiological…
Q: Calculate the growth rate and generation time of a culture that increases in the exponential phase…
A: Growth refers to changes in viable cell count as compared to time. The time it takes for bacteria to…
Q: Compare and contrast the methods used to control microbial growth in daily life, healthcare…
A: Microbiology is the study of microscopic organisms, such as bacteria, viruses, archaea, fungi and…
Q: Differentiate the various types of culture media for the growth of microorganisms: synthetic,…
A: Culture media, also known as growth media, are specific mixtures of nutrients and other substances…
Q: Calculate the growth rate and generation time of a culture that increases in the exponential phase…
A: The growth of bacteria over a period of time is represented by a growth curve. This curve tells the…
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: CTSA growth medium designed
A: Under the regulated conditions of the laboratory when microbial cells are allowed to grow and…
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: Enumerate and describe briefly the components of a culture medium and indicate their uses
A: Culture medium is a preparation for the growth or cultivation of microbes in vitro and includes…
Q: Describe the step by step method of preparing culture media in microbiology.
A: Culture media are the media or the substrate used to grow microorganisms. There are different types…
Q: What makes a culture media as SELECTIVE? Explain and provide examples of selective type of culture…
A: A culture medium or growth medium is a substance that is used to grow the microorganisms under…
Q: Compare and contrast moist and dry heat methods of microbe control and give 2 examples of each.
A: The growth of microbes in an inanimate object can lead to the contamination of the particular…
Q: Which of the following medium is considered an enriched medium? a. LB b. T-soy c. Nutrient d.…
A: A growth or culture medium is solid, liquid or semi solid in nature that is used to support the…
Q: Outline the different physical and chemical methods of sterilization. Briefly describe how each…
A: Sterilization is the process that eliminates all forms of life either by deactivating, killing, or…
Q: Why do we study how to control microbial growth? Give concrete examples wherein our understanding of…
A: Introduction :- Bacterial growth occurs when a bacterium divides into two daughter cells, a process…
Q: Explain why it is essential that bacteria cultures be sterilized in an autoclave.
A: The microbial cultures are grown in the laboratory so as to multiply them or increase the number of…
Q: Give a brief but critical discussion about microbial growth in natural environments and how it…
A: Living creatures reproduce and grow. Microbes become metabolically active and proliferate when they…
Q: Taking microbial cells out of a stationary phase culture and putting them into a fresh, sterile…
A: Growth in higher organisms refers to a rise in size and volume, whereas growth in bacteria refers to…
Q: Propose a confirmatory procedure that will determine if the microbial growth recovered from canned…
A: A microbe is a living entity that is so tiny that it cannot be seen with the naked eye. Microbiology…
Q: Compare and contrast the action of alcohols, halogens, and oxidizing agents in controlling…
A: Alcohol is used as disinfectant for centuries.Alcohol is extremely effective in fight against single…
Q: Describe the five phases of a microbial growth curve observed when microbes are grown in a batch…
A: Introduction: Bacteria is unicellular prokaryotic organism that can survive in any kind of…
Q: A fastidious organism must be grown on what type of medium? a. general-purpose medium c. synthetic…
A: The medium or the growth medium has essential nutrients for the growth of the microbes. There…
Q: Describe the five phases of a microbial growth curve observed when growing microbes are grown in…
A: The bacterial growth curve represents the number of live cells in a bacterial population over a…
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: Differentiate between defined and complex culture media
A: To differentiate: Chemically defined and complex culture media
Q: What are the culture media that can be used for cultivating non-specific and specific…
A: A microbiological culture medium is a substance that promotes the growth, support, and survival of…
Q: Describe methods used to grow microbes anaerobically and under high CO2 conditions
A: An anaerobic organism does not require oxygen for its growth. It may react negatively or may even…
Q: In a tabulated form, differentiate the physical and chemical methods of sterilization.
A: The microbiological technique that is performed for the removal, killing, or deactivation of…
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: List examples of skin microbes and the types of media used to grow and isolate the microbes. Explain…
A: The skin micro flora:These are also known as skin microbes. These are the microbes or the…
Q: Give two reasons for why heat fixing is used? Adherence of bacterial cells to the slide…
A: Haet fixing is the procedure in gram staining of the bacteria. This has to be done so that the…
Q: discuss the limitations in using the light microscope to study microbial communities.
A: Microscope is the most basic and useful instrument used in the microbiology laboratory. It is…
Q: Why is the sterilization important in healthcare system and can you give briefly explain?
A: Medical sterilization mainly makes use of three important terms such as sterilization, disinfection…
Q: Write the limitations of sterilization by Dry heat?
A: The dry heat sterilization technique includes the removal or killing the microorganism and require…
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: Explain what features of endospores make them so resistant to microbial control, and how sterilizing…
A: Controlling microbial growth entails inhibiting or preventing the growth of microorganisms. This…
Explain the significance of aseptic culture technique in growing microorganisms.
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- Provide three reasons why the use of aseptic technique is essential when handling microbial cultures in the laboratory.discuss the significance of the different aseptic techniques utilized in maintaining sterility of the cell culture lab.Illustrate the step by step method of preparing culture media.
- Distinguish the difference between a sterile media plate and a contaminated media plate.List the two main types of culture media and how each differs and the types of microbes which grow in each type.Differentiate the various types of culture media for the growth ofmicroorganisms: synthetic, complex, defined, selective and differential.
- Describe how the streak-plate method is used to obtain a pure culture and how the resulting culture can be stored.Please explain the differences between freeze drying and other drying techniques in removal of water in microbiol cells.Explain why is it important to follow proper precautions and use aseptic technique when working with clinical samples.