Give a brief but critical discussion about microbial growth in natural environments and how it differs from the laboratory culturing of micro-organisms.
Q: structured and unstructured model of microbial growth.
A: Microbial growth refers to an increase in the number of cells rather than an increase in cell size.…
Q: Microorganisms are often grouped according to their optimum growth temperatures. Which groups are…
A: Bacteria spoil refrigerated foods.
Q: Which of the following statements regarding microbial death is FALSE? Question options: cell…
A: All of these statements are TRUE.
Q: Discuss why microorganism presents in the nature environment has a longer lag phase and shorter…
A: The microorganisms present in the environment are continually replicating and utilizing the…
Q: During secondary treatment or biological treatment which of the following do not happen (1) Decrease…
A: Secondary wastewater purification systems use microorganisms to remove contaminants from…
Q: Drying is an effective antimicrobial strategy because:(a) It oxidizes cellular macromolecules(b) It…
A: Answer is b.) It limits the amount of water available to microbes.
Q: Please answer it correctly for an Upvote. Thank you. •Explain why cfu/unit analyzed is being used to…
A: CFU stands for colony forming unit and is a measurement unit for estimating the concentration of…
Q: explain in your own words an introduction to a lab about Control of Microbial Growth - Antimicrobic…
A:
Q: Microbial growth is measured by what parameter?(a) Increased cell size(b) Increased size of cellular…
A: The term microbial growth can be defined as the growth of the population or an increment in the…
Q: Discuss the importance of some bacteria to undergo starvation during stationary phase and importance…
A: The importance of some bacteria to undergo starvation during stationary phase is that : In…
Q: Explain how detergents, soaps, and heavy metals can beemployed in clinical, commercial, and…
A: Soaps, detergents, and various cleaning agents are used in the household, clinical, and commercial…
Q: A Pure colony is needed for inoculation in sterile water, a small portion of culture media was…
A: Introduction Culture is referred to the process of growing the cell outside the animal or plant…
Q: Identify two factors that make biofilms more tolerant to antimicrobials and make sure to include…
A: Two factors that make biofilms more tolerant to anti-microbial and make sure to include their mode…
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: After a series of experiments, bacterial cultures were identified for disposal. How can these be…
A: Decontamination refers to a process which reduces the biohazardous effects of an infectious agent,…
Q: Clearly define the terms sterilization, disinfection, decontamination, sanitization, antisepsis, and…
A: Hygiene stands for some practices that are performed to preserve health. Most of the microbes, which…
Q: Define microbial growth. Outline the effects of temperature, pH, osmotic pressure and oxygen…
A: Microbial growth can be defined as the increase in the cell size of a single micro-organism. It can…
Q: Summarize the terms used to characterize microbes based on they physical growth factors including...…
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Q: a) Microbial products can be classified in three major categories which related to the microorganism…
A: Microbial metabolism defines all the internal bio-chemical pathways, through which microbes obtain…
Q: what criteria that a microorganism must meet before it can be considered an “indicator?”
A: Hygiene plays a major role in maintaining the health. It includes the quality of food, water, air,…
Q: microbial growth
A: The control of microbial growth may involve sterilization, disinfection, antisepsis, sanitization,…
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: Microscopic count is used to estimate microbial load of a sample by counting colonies present on the…
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Q: I need help with question number 49
A: Microbial control indicates the prevention or inhibition of microbial growth. It involves physical…
Q: Describe several physical and chemical requirements for microbial growth, and explain what factors…
A: Physical requirements for microbial growth: Temperature: For pyscrophilic organisms = around 00…
Q: What microbial control method would you use to clean a papercut? Why did you make that choice?…
A: A paper cut occurs when a piece of paper or other thin, sharp material slices a person's skin,…
Q: What sources of microbial contamination are in nutrient agar exposed in air,water,soil and plant…
A: Sources of microbial Contamination: - AIR: - Air contains a lot of bacteria staying afloat in the…
Q: Microbes are exposed to a wide variety of environmental factors that affect growth and survival. By…
A: Microbes can withstand various kinds of environmental stress. Their ability to survive under…
Q: Which of the following statements regarding microbial death is FALSE? Question options: cell…
A: Microbial death is defined as the permanent loss of reproductive capacity of microbes under ideal…
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: What appropriate method should be used in controlling microbial growth in each of the following? 1.…
A: The control of microbes and other biological agents from organic substances is called sterilization.…
Q: Write short notes on dry heat as a physical antimicrobial control method.
A: Drying can be used to control the growth of microorganisms because when water is removed from cells,…
Q: When testing antimicrobial compounds on lawns of plated bacteria, the strongest germicide could…
A: Bacteria are prokaryotic unicellular organisms that are omnipresent in the environment. There are…
Q: List and describe the steps of biofilm formation. Explain how and where (specific places and…
A: Biofilms are complex communities that interact with the human body in a multitude of ways that are…
Q: What summary can be drawn from the stab slant and surface inoculation.
A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…
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: How is UV radiation a good type of control mechanism against microbial growth? Please explain what…
A: UV radiation is a kind of non-ionizing radiation released by the sun and other manmade sources.…
Q: Explain the differences between primary and secondary metabolitesas they relate to industrial…
A: Step 1 Metabolites are the intermediates and products of metabolism that are characterized by small…
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: There are various environmental factors that can influence microbial growth and reactions. These…
A: The most necessary physical factors are pH, temperature, oxygen, pressure, and salinity. pH measures…
Q: Write a note on the measurement of growth of microorganisms, factors influence microbial growth and…
A: Microbial growth can be defined as the growth of a population or an increase in the number of cells,…
Q: how is UV radiation a good type of control mechanism against microbial growth?please expalin what…
A: Humans have used various physical methods of microbial control for food preservation. Common control…
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: 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…
Q: Briefly discuss any two characteristics of microorganisms that should be considered when assessing…
A: The study of microorganisms like bacteria, viruses and fungi is called microbiology. Microbiology…
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- 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.Propose a confirmatory procedure that will determine if the microbial growth recovered from canned food that displays no evidence of spoilage is from the canned product itself or from laboratory contaminationDescribe the five phases of a microbial growth curve observed when growing microbes are grown in broth culture and discuss the causes of each
- Compare and contrast the action of alcohols, halogens, and oxidizing agents in controlling microbial growth.Describe the five phases of a microbial growth curve observed when microbes are grown in a batch cultureExplain how detergents, soaps, and heavy metals can beemployed in clinical, commercial, and household microbial control.
- Outline the different physical and chemical methods of sterilization. Briefly describe how each method control microbial growthList environmental factors that influence microbial growth with a particular emphasis on oxygenWhy do we study how to control microbial growth? Give concrete examples wherein our understanding of microbial growth is applied.
- how is UV radiation a good type of control mechanism against microbial growth?please expalin what happens to the microbe and affects this control cause.Identify the method of preservation and maintenance of microbial cultures based on the period of time upom which microbes can be stored. 1-2. More than 40 years: _______ or ________3. One to two years: ___________ 4. Up to 3 years: ____________ 5. 1 months: _________Name 2 indirect methods for measuring microbial growth and describe how each is performed. a. i. Advantage: ii. Disadvantage: b. i. Advantage: ii. Disadvantage: