Q: A subculture is a a. colony growing beneath the media surface b. culture made from a contaminant c.…
A: We make subculture from a plate where many different colonies of bacteria are growing.
Q: How would you use a differential and selective medium in the microbiological analysis of a…
A: Differential media refers to the media that allows for the visual identification of various…
Q: In sterilization, which among the supplies, instruments, glassware, etc. under the list of materials…
A: Hot air oven= powder, oil, liquid paraffin, glass wares, metal sharps Autoclave= media, reagents,…
Q: define both selective and enrichment media as they may be used in clinical microbiology
A: Media in microbiology or also known as bacterial culture media. It is a growth medium used to grow…
Q: Define sterilisation.
A: Microorganisms are very small organisms that cannot be seen by naked eyes. They are mostly…
Q: Name two ways that pure, mixed, and contaminated cultures aresimilar and two ways that they differ…
A: Microorganisms are isolated and cultured for various reasons. Culture is the observable growth that…
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: Clearly describe the application of microbes in wastewater treatment, the Food industry, and brewery…
A: Microorganisms are small organisms that are usually not visible through the naked eyes. Other than…
Q: Physical methods of sterilization include :
A: disclaimer: since you have posted multiple questions we have answered the first question for you. if…
Q: Distinguish between the sterilization of microbiological mediaand the pasteurization of dairy…
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: What is the setting for the refrigerator in storing culture media? Rationalize.
A: INTRODUCTION Refrigerator is very important for storing culture medias in the laboratory as culture…
Q: Does the image above represent a pure culture? Yes O No
A: Answer- No
Q: Differentiate moist heat from dry sterilizing heat.
A: Dry heat sterilization:-one of the oldest techniques of sterilisation is dry heat sterilisation of…
Q: Compare and contrast antisepsis, disinfection, sanitization, and sterilization with regard to…
A: Microbes are the microscopic organisms that grow on different objects and surfaces in the…
Q: Define a pure culture.
A: A microbiological culture, or microbial culture, is a strategy for duplicating microbial life forms…
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: 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: Clarify what is involved in inoculation, growth, and contamination.
A: Microorganism: These are too small organism which is impossible to see by naked eyes. They exist…
Q: composting. List down the procedures in doing it.
A: Compost is an organic matter which decomposes in the process called composting. Compost is rich in…
Q: Create a short paragraph to differentiate among the following terms: pure culture, subculture, mixed…
A: Bacteria are microscopic organisms which belong to prokaryote because these are unicellular…
Q: What temperature is considered adequate for achieving sterilization of a compost pile?
A: temperature considered for achieving sterilization of a compost pile is 135-160 F. At a…
Q: Compare and contrast complex, chemically defined, selective, and differential media.
A: The liquid or solid media preparation is made specifically for storage, growth, or transport of…
Q: Transparent double-sided dishes used for growing microbes are most commonly called A) Petri dishes.…
A: The micro organisms are grown in specific containments for identification of the characteristic…
Q: Define the discovery of spores and sterilization.
A: The process of sterilization refers to any procedure that aims to destroy and remove all sorts of…
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: Write a note on different culturing, metabolic and physiological techniques used in the Microbiology…
A: Microbiolgy delays with the culturing of microbes in the media and than used for making copies and…
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: A fastidious organism must be grown on what type of medium?a. general-purpose mediumb. differential…
A: Bacteria require appropriate environmental conditions for their growth. Solid or a liquid…
Q: Oven sterilization of aqueous culture medium. Effect: Rationale:
A: Oven sterilization utilizes dry heat of about 160 or 170 degrees celsius for one hour or 30 minutes,…
Q: Differentiate between a pure culture, subculture, mixed culture,and contaminated culture. Define…
A: The microorganisms are isolated as pure cultures by being inoculated in a container of medium in…
Q: How can you determine whether a culture or subculture is pure?
A: A pure culture can be defined as a population of cells or multicellular organisms growing in the…
Q: Enumerate the different Instruments/equipments use in the laboratory which are needed to be…
A: Scientific experiments conducted in laboratories often involve various instruments, equipment,…
Q: differential plate enrichment plate selective plate streak plate pour plate
A: Differential plate: Differential media used to distinguish between two related microbes. It used to…
Q: Define the following terms; streak plate method, and selective media. State the purpose and…
A: Plating is a microbiological method used to separate microorganisms found in a sample. It is used to…
Q: In a short paragraph explain the major difference between an enrichment culture and a selective…
A: A culture medium is used to culture the bacteria, yeast, and other plants (callus) substances. The…
Q: ow can one be sure that the culture media are sterile or free from contamination
A: Sterility, often known as sterility, is the state of being free of all contaminants and…
Q: A mixed culture is a. the same as a contaminated culture b. one that has been adequately stirred c.…
A: The medium or the growth medium has essential nutrients for the growth of the microbes. There…
Q: Agar is added to media.
A: Agar is obtained from algae. It is composed of agarose (polysaccharide) and agaropectin. It is a…
Q: Describe the aims of industrial microbiology.
A: Given: Describe the aims of industrial microbiology.
Q: Tell about enrichment culture techniques.
A: A microbial culture is a method of multiplying microbial organisms by letting them reproduce in…
Q: Should you sample an area for microbial growth before or after sanitization? Eplain why.
A: Sanitization is basically the instrumental process in which the microbes are usually killed by…
Q: Distinguish between the major types of sterilization filters usedin the microbiology laboratory
A: The method of sterilization of heat-sensitive fluids (liquids and gases) without exposing them to…
Q: Identify the method of preservation and maintenance of microbial cultures based on the period of…
A: Identify the method of preservation and maintenance of microbial cultures based on the period of…
Q: What is the difference between disinfection, antisepsis, and sterilization?
A: Microorganisms are present every where. They are not visible with naked eyes but are present at…
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…
Compare and contrast pure culture, mixed culture, contaminated culture, and subculture.
Step by step
Solved in 3 steps
- Differentiate between a pure culture, subculture, mixed culture,and contaminated culture. Define contaminant.Differentiate between defined and complex culture mediaCreate a short paragraph to differentiate among the following terms: pure culture, subculture, mixed culture, contaminated culture, and stock culture
- Assuming you are working in a microbiology laboratory and a client sent you a sample for the following analyses A)Identification of all microorganisms in the soil sample B) Enumeration of culturable bacteria in the sample C) Enumeration of both culturable and non-culturable bacteria in the sample For a to c, explain the following: Method of analyses to be usedDefine the discovery of spores and sterilization.Compare and contrast the methods used to control microbial growth in daily life, healthcare settings, microbiology laboratories, food and food production facilities, water treatment facilities, and other industries.
- It is sometimes difficult to obtain pure cultures of microbes that grow naturally in mixed communities. True or False ?List the two main types of culture media and how each differs and the types of microbes which grow in each type.What are the approaches for sterilization during the production of sterile products? Please answer at your own words