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: 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: In the preparation of a bacterial smear, why is there a need to fix the bacteria to the slide? Aside…
A: Several laboratory techniques necessitate smear preparation. A smear can be made using either broth…
Q: Why is it important to keep the culture at the correct incubation temperature when measuring the…
A: Generation time is the time which is taken by the bacteria to double in number during a specified…
Q: Why is it necessary to maintain aseptic conditions in microbiology?
A: Aseptic conditions means microbs free environment. Microbs means bacteria, virus and fungi. It may…
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 physical methods of microbial control
A: Control of microorganisms is fundamental to forestall the transmission of illnesses and disease,…
Q: How might an enrichment culture be used to isolate bacteria capable of growing photoautotrophically…
A: Answer: Introduction: Enrichment cultures can be able to rise a less quantity of required organisms…
Q: Why would the optical tweezers be a method superior to dilution and liquid enrichment for obtaining…
A: Optical tweezers have been used to trap dielectric spheres, viruses, bacteria, living cells,…
Q: Why is it important to become familiar with the microbiology laboratory's apparatus and equipment?
A: You should always know your lab equipment well before you do any type of experiment because without…
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: What are bioreactors ? How are large volume of culture maintained and processed in them ?
A: A bioreactor is a system that enables organisms (such as yeast, bacteria, or animal cells) to…
Q: CTSA growth medium designed
A: Under the regulated conditions of the laboratory when microbial cells are allowed to grow and…
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: 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: Explain the significance of aseptic culture technique in growing microorganism
A:
Q: How is the correct way of incubating culture plate media? Explain why is that so.
A: After the way of life medium is set, and streaked with the necessary microbe/stock, the cover is put…
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: Provide three reasons why the use of aseptic technique is essential when handling microbial cultures…
A: Aseptic techniques means using practices and procedures to prevent contamination from pathogens. It…
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: If you had a mixed culture that contained a Gram-negative enteric bacterium and Gram-positive…
A: MSA or mannitol sale agar used in microbiology. It encourages growth of some group of bacteria…
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 is agar ideal for microbial cultivation?
A: The microbial cultivation is the process in which microorganisms are cultivated in the laboratory,…
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: 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: 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 growing microbes are grown in…
A: The bacterial growth curve represents the number of live cells in a bacterial population over a…
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: 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: What is the best streaking technique in a culture media? Explain
A: In microbiology, there are five I's that symbolise five different procedures used in the laboratory…
Q: Which techniques may be used for viable counting methods of microbial measurements? Explain.
A: To identify the microorganism, it must first be placed into a medium to commence development, and…
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: what information about the identity and physiology of a bacterium or yeast can be learned from…
A: Micro organisms are grown in a solid medium (agar) with supplements as a primary step in order to…
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: Please explain the differences between freeze drying,drum drying and air drying and which give a…
A: Freeze drying, drum drying, and air drying are dring methods to remove water content from the cell…
Q: Growth medium: You are running different experiments on microbes and need to make sure you choose…
A: A growth medium is a solid/ liquid media designed to support the growth of a population of…
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: 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 CONNECTION OF BACTERIAL CULTIVATION TO MICROBIAL PHYSIOLOGY
A: Microorganisms are simple living organisms that can be observed through a microscope. The common…
Q: If you suspect that your microbial culture growing in nutrient broth is contaminated, what can you…
A: The contamination refers to the growth of one or more undesired cultures in your pure sample. It can…
Q: What is this media? What type of media is it? Which type of organism can grow on this plate?…
A: Media is... Agar This is the solids type of Media. Organism type... Streak plate technique is used…
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- Provide three reasons why the use of aseptic technique is essential when handling microbial cultures in the laboratory.why it is useful to plot the microbial growth from a growing microbial culture?Is the mannitol salt agar (MSA) a complex or defined medium? Explain based on Composition. What kind of media based on what kind of microorganisms it allows to grow