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A: In microbiology , a bacterial culture is a growth of microorganisms which have been grown in a…
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A: Disinfectant is a chemical liquid that destroys bacteria, thereby causing disinfection.
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A: PURPOSE OF POUR PLATE TECHNIQUE The pour plate techniques can be used to determine the number of…
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A: Hello! Since you have posted multiple questions, we are answering only first question. If you need…
Q: Why don't you get isolated colonies from the pour plate if the broth culture was not diluted first?
A: The pour plate method is a technique used to count the number of colony-forming bacteria found in a…
Q: Why do you have to boil the agar solution before dispensing it into tubes?
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A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…
Q: Why does a streaking method used to inoculate plates result in isolated colonies?
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Q: What are the approaches for sterilization during the production of sterile products? Please answer…
A: destruction or complete removal of all living organisms and their spores is called as sterilization.…
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A: Pasteurization is a process in which milk or milk product is heated to a certain temperature for a…
Q: how can ultraviolet be used to control microbial growth. which specific UV can be used to control…
A: Ultraviolet (UV) - non-ionizing radiation. - penetration power is less. - It is a physical mutagen.
Q: Why after a certain period the growth rate of the culture decreases until growth stops?
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Q: Why do you think the continuous culture has higher chances of contamination than batch and fed-batch…
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Q: What is a pure culture and how can one be obtained
A: Cells are the structural and functional units of life.
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A: Answer of the question given below...
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A: The nutrient broth is the liquid nutrient media that lacks the solidifying agent. It is used for…
Q: Why is 15 minutes generally used for sterilization? Why is agar added to medium?
A: Sterilization is the process in which all life forms like microbes (fungi, bacteria, viruses,…
Q: Why does saliva not serve as a good microbialgrowth medium?
A: Saliva is the watery, frothy substance that is produced in the mouths of some animals, including…
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Q: What compounds or chemicals might be added to a medium to make it selective?
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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…
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A: # Here I am giving solution of first two questions . Please repost your third question and better to…
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Q: How do you do the continuous culture of bacteria by chemostat and turbidostat
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Can culture media be sterilized in the hot air oven? why or why not?
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- UV light is used in clean rooms and some operating rooms. what are the limitations of using UV light as a means of sterilization?Can pure culture be prepared directly from a mixed culture? Explain your answer.Why does dry heat require higher temperatures for longer time periods to sterilize than moist heat?
- Why is dilution a necessary part of pure culture preparation?During media preparation, you observed that the agar medium did not solidify after sterilization even after incubating it for 1 hour at room temperature. What could be the reason behind this?Why is the time of exposure and temperature required for sterilization greater for dry heat than for autoclaving?
- How is the correct way of incubating culture plate media? Explain why is that so.What is the name of this media? What type of media is it? What does the yellow color indicate? What makes this plate have a pink color? What ingredient makes this medium selective? What organism can grow in this plate?Kligler’s iron agar and SIM are multiple test media.. Both media are stabbed but for different reasons. Explain.