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Williston et.al and waksman et.al discovered the crowdwed plate technique.
Wiki User
∙ 12y ago
The crowded plate technique is a method used in scientific research where a large number of samples are tested simultaneously on a single plate. This technique helps to conserve resources, reduce waste, and improve efficiency in laboratory experiments.
Wiki User
∙ 11y agotechnique used to isoate microorganisms
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What is the differences between a streak plate technique and a serial dilution technique?
A streak plate technique is used to isolate individual bacterial colonies on a solid agar plate to obtain pure cultures, while a serial dilution technique is used to dilute a bacterial sample in a series of steps to obtain a range of concentrations for further analysis. Streak plate technique is qualitative, focusing on colony isolation, while serial dilution technique is quantitative, focusing on estimating bacterial concentration.
1 how are microorganisms diluted and spread out to form individual colonies In the streak plate technique?
In the streak plate technique, microorganisms are diluted and spread out by repeatedly streaking an inoculation loop over the surface of the agar plate. With each streak, the number of bacteria being spread decreases, leading to the formation of individual colonies as the bacteria are diluted and separated from each other on the plate.
Why is spread plate and pour plate technique not commonly used for isolation?
Spread plate and pour plate techniques are not commonly used for isolation because they are more time-consuming and labor-intensive compared to streak plating. Additionally, they are more prone to introducing errors and contamination during the pouring or spreading process. Streak plating allows for easier visualization and isolation of colonies due to the separate streaking patterns.
What is the technique you used in purify the bacterial culture on a plate?
I used streak plate technique to purify the bacterial culture on a plate. This involved streaking the culture onto the agar surface in a specific pattern to isolate individual colonies by dilution. Subsequent incubation allowed the colonies to grow separately, enabling the selection of pure cultures for further study.
What type of culture technique would be used to obtain a pure culture?
To obtain a pure culture, a technique called streak plate method is commonly used. This technique involves streaking a sample on an agar plate in a way that isolates individual colonies, allowing for the growth of pure cultures. Subsequent subculturing from a single isolated colony can help to ensure a pure culture.
What is the differences between a streak plate technique and a serial dilution technique?
A streak plate technique is used to isolate individual bacterial colonies on a solid agar plate to obtain pure cultures, while a serial dilution technique is used to dilute a bacterial sample in a series of steps to obtain a range of concentrations for further analysis. Streak plate technique is qualitative, focusing on colony isolation, while serial dilution technique is quantitative, focusing on estimating bacterial concentration.
The technique in which bacteria from all of the colonies of one plate are simultaneously trasnferred to the same position on another plate is called?
Replica plating method.
Which intaglio technique uses a burin to cut lines into a metal printing plate?
Engraving.
How do the results of pour plate method compare with those obtained using the streak plate and spread plate method?
In the pour plate, the microorganisms will grow within the gel that has been set, and in the spread-plate technique, growth will be on top of the agar gel where it has been spread.
What was MC Escher's painting technique?
One of MC Escher's painting technique was lithographing which is the printing process using a plate on where only the image to be printed takes up ink
How would one define the word etch?
Etching is a technique for drawing pictures into glass or metal plates. In this technique, cuts are made on the plate along the desired lines with weak acids.
What is the suffix of Crowded?
Crowded
What is comparative form of crowded?
The comparative form of "crowded" is "more crowded."
1 how are microorganisms diluted and spread out to form individual colonies In the streak plate technique?
In the streak plate technique, microorganisms are diluted and spread out by repeatedly streaking an inoculation loop over the surface of the agar plate. With each streak, the number of bacteria being spread decreases, leading to the formation of individual colonies as the bacteria are diluted and separated from each other on the plate.
Is crowded a verb?
Yes. "Crowded" can be a verb (as in "People crowded the stadium") or an adjective. (as in "The stadium was crowded because of all the people.")
Why is spread plate and pour plate technique not commonly used for isolation?
Spread plate and pour plate techniques are not commonly used for isolation because they are more time-consuming and labor-intensive compared to streak plating. Additionally, they are more prone to introducing errors and contamination during the pouring or spreading process. Streak plating allows for easier visualization and isolation of colonies due to the separate streaking patterns.
Could some bacteria grow on the streak plate and not be seen using the pour plate technique?
Put simply - yes. Some strictly aerobic organisms will not grow in a pour plate. They may, however proliferate on a streak plate. Also consider the posibility of experimental error. The culture may have been added to the molten agar when it was too hot for the organisms to survive.
