MacConkey lactose agar is a medium that kills all microbes except for gram-negative bacteria, and it contains dyes that turn deep purple if a microbe grows and ferments lactose. MacConkey lactose agar is which sort of medium? Selective and differential Selective Differential

Q: Which of the following is NOT a chemical method of microbial control? a) refrigeration b) ethyl…

A: In order to stop the spread of infections and diseases, microbes must be under control. Thereby…

Q: What type of medium is used to maintain and preserve specimens before clinical analysis? a.…

A: Microorganisms are small, unicellular, and microscopic organisms. Any organism capable of causing…

Q: bacterium is grown in an environment with tryptophan added to the medium.  Describe how the bacteria…

A: Tryptopham  is an amino acid and is a necessary ingredient to  synthesise its protein. There are…

Q: What statement correctly explains why moist-heat is more effective than dry-heat for sterilization…

A: The aseptic technique is devoid of any organism that is achieved in laboratory set-up through…

Q: Decimal Reduction time is a measurement of What percentage of a microbial population is removed…

A: INTRODUCTION Decimal reduction time Time required at the given condition or a set of condition to…

Q: specific organism representative of the group you chose, gather information about it, and identify…

A: Cleansing agents Cleansing agents are defined as the chemical compounds or substance that works by…

Q: The following media are used to grow bacteria for various purposes. Match the examples of media that…

A: MacConkey Agar: - Selective Growth Medium Malt Extract Agar:- Complex Medium

Q: When a child skins their knee and neosporin is applied, this reduces the chances of pathogens…

A: Infectious diseases are caused by pathogens like viruses, bacteria, and fungi. They can be…

Q: A culture medium on which only Gram-positive organisms grow is called a(n):   Question 9 options:…

A: Culture media is referred to as a media composed of gel or liquid to grow microorganisms. Different…

Q: The inhibition of bacterial growth and reproduction without necessarily destroying the organisms is…

A: The growth and reproduction of bacteria depends on saveral factors. For the inhibition of the growth…

Q: What type pof media encourages the growth of some organisms but suppresses the growth of others?…

A: Culture media are also known as nutritive media or growth media and they are the nutritive mixtures…

Q: Which of the following control achieves destruction of all forms of life? O a. Disinfection O b.…

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Q: In Microbiology, are there technologies that can help make Bacterial Culture and Sensitivity done…

A: Conventional methods for identification of bacteria and its drug susceptibility testing depends on…

Q: MacConkey agar plates represent ________ medium.   a differential a minimal a selective both a…

A: Microorganisms are grown in culture media.  The media used for growth of microbes contain necessary…

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A: Microorganisms are widespread in nature and are beneficial to life, but some can cause serious harm.…

Q: Summarize the terms used to characterize microbes based on they physical growth factors including...…

A:

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: Match the descriptions to the terms. There are 4 descriptions to match. You can use a choice more…

A: Bacteria are microbes that are everywhere.

Q: In lab, sterile technique is important for what reason? none of the answers are correct to ensure…

A: In Sterile Condition, Every microbe including bacteria, fungus, etc should be eradicated before…

Q: microbial growth

A: The control of microbial growth may involve sterilization, disinfection, antisepsis, sanitization,…

Q: A loopful of bacteria containing 1000 bacterial cells is inoculated into a nutrient broth and…

A: It is a multiple choice question.

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: Between moist heat, dry heat, cold, desiccation, radiation and filter. How would you rank the best…

A: Answer: Sterilization is the method of killing microbes in an aseptic method ,  that provides no…

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…

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A: Pond water is a type of surface water that, like well water that can be filtered and used in the…

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Q: Media that prohibits the growth of some types of bacteria, but has no reaction to bacterial growth…

A: Introduction Microbiological media, often known as bacterial culture media, is a bacterial growth…

Q: In your daily life, you utilize aseptic technique in order to minimize contamination. List five…

A: The aseptic technique in a microbiology lab is a must to get the tests right by avoiding…

Q: Shown below is the growth of E. coli in nutrient agar plates after exposure to different doses of UV…

A: E.coli or Escherichia coli, is a rod shaped, coliform, gram negative bacteria which is facultative…

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: A mixture of various microbial populations is called a ______________.

A: Microorganisms are ubiquitous.

Q: Please label the figure to demonstrate your understanding of selective and differential media.…

A: A culture media or growth media is a liquid, gel or solid designed that support the growth of…

Q: Define the following (Microbiology) Lag phase Exponential phase Stationary phase Death phase

A: Bacteria are prokaryotic organisms. They undergo asexual reproduction that occurs commonly by the…

Q: What is the difference between culture media and cultural environment? Are environmental conditions…

A: Microbiology is the field of biological science that deals with the culture, growth, identification…

Q: medium in which all the components are known is: A. Minimal medium B. Synthetic or defined medium…

A: Microorganisms are small, unicellular, and microscopic organisms. It is important to grow…

Q: Which of the following statements regarding microbial control agents is FALSE?   Question options:…

A: all of these statements are TRUE.

Q: A chemical, produced by a microbe to inhibit the growth of other microbes, is isolated and then…

A: Microbes are prokaryotic organisms which live with other microbes in an environment. Some microbes…

Q: Defined the following Pure culture Colony Fill in the spaces : 1- Examples of cultural…

A: A colony of bacteria is made up of millions of identical bacterial cells, each originating from one…

Q: Explain the answer using the concepts of protein inside the microorganisms cell wall etc

A: Disinfection is a process in which the micro organisms are reduced through the disinfectants on…

Q: Based off Pasteur’s sterility experiment, which of the following choices is least likely to result…

A: Louis Pasteur was the scientist who invented pasteurization, which is a technique to kill…

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A: Sludge is a type of semi-solid slurry. It is produced due to the mixing of different effluents from…

Q: How do you observe growth in liquid microbiological media? a) the medium is cloudy or turbid b)…

A: Nutrients are required to grow microorganisms invitro i.e outside the body is called culture medium…

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Q: Is the lyophilization process a suitable method for the preservation of all microorganisms

A: preservation of bacterial culture is an important step in microbiology . there are several methods…

Q: Which of the following reports bacteria counts as colony-forming units? Turbidity Most probable…

A: Bacteria are microscopic unicellular organisms that can be grown in culture for the benefit of the…

Q: The survival, growth and reproduction of microorganisms are influenced by physical and nutritional…

A: *The survival and growth and reproduction of microorganisms are influenced by physical and…

Q: low temperature-long time pasteurisation

A: The French scientist Louis Pasteur coined the term pasteurization. Pasteurization is the process of…

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…

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.