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A: The pure culture consists of a single microorganism. This culture helps to easily evaluate the…
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Q: Give two reasons for heating the slide after the smear is air dried?
A: Smear is the thin film of the sample that is spread over the slide to be observed in the microscope.…
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Q: Why was a blood agar, rather than a nutrient agar, plate used for the culture from your mouth?
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A: Introduction A growth media, also known as a culture medium, is a solid, liquid, or semi-solid…
Q: If 0.1 ml of a 1 * 10−6 dilution plate contains 56 colonies, calculate thenumber of cells per ml of…
A: In the given example, 0.1 ml of a 1 * 10−6 dilution plate contains 56 colonies. The number of cells…
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A: The correct option is shown below.
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A: Prokaryotes are characterised by the absence of nucleus and membrane bound organelles.
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A: Hi, Thanks For Your Question. Answer : Correct Option Fluorescence Staining.
Q: What are the advantages and disadvantages of using the Slide Culture technique?
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Q: Give 2 different reasons that scientists might need to isolate a pure culture.
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Q: You can perform a specific staining method to confirm the purity on the culture. Describe this…
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Q: bacterial culture has a concentration of 3.2 x 108 cells /mL. You dilute this culture as follows:…
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Dilute cells from an old culture 1:50 into 200 mL cultures. What volume of the old
culture would you add to the new media?
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- Dilute cells from an old culture 1:200 into 5 mL of fresh media. What volume of the old culture would you add to the new media?To dilute a bacterial culture, 500 μl of a 16 hour culture is mixed with fresh culture media to a final volume of 5 ml. How did you calculate it?. Single line text.In this experiment, a culture was serially diluted to the concentrations below. Each plate was plated with 0.25mL of the dilution. Using the most diluted plate, what is the correct concentration of the original culture? A) 2.0 X 10^-3 cells/mL B) 2.0 X 10^5 cells/mL C) 4.0 X 10^5 cells/mL D) 5.0 X 10^4 cells/mL
- You have 2 mL of bacterial culture. How would you make a 10^-2 dilution using the entire culture volumea pure bacterial culture was diluted by adding a 0.2 mL aliquot to 0.9mL water. Then 0.1 mL of this dilution was plated out, yielding 82 colonies. Calculate the CFU/mL in the original culture.In the Harada-Mori culture technique, how are you going to dispose the culture tubes? Is it suitable to use refrigerated samples for this procedure Why or Why not?
- If 0.1 ml of a 1 * 10−6 dilution plate contains 56 colonies, calculate thenumber of cells per ml of the original cultureA bacterial culture has a concentration of 3.2 x 108 cells /mL. You dilute this culture as follows: 1/50, then 10-3 and finally 1/20. If you then plate 0.2 mL of the final dilution, how many CFU would you expect following incubation?In a plate count, 1 mL of culture is spread on a plate and incubated for 24 hours. 250 colonies are counted. Answer the question below. there were _____cells in the 1 mL of culture that was spread on the plate. If the culture was diluted 1:100 prior to plating, how many cells were there per mL in the original culture? _________
- Given a log phase bacterial culture with 1 x 10^6 cells per ml and a generation time of 30 minutes how long does it take the culture to reach a density of 6.4 x 10^7 cells per ml?Starting with 10 bacterial cells per milliliter in a sufficient amount of complete culture medium with a 1-hour lag phase and a 30-minute generation time, how many cells will there be in a liter of medium at the end of 2 hours? At the end of 7 hours? Show your solution.What is the purpose of the pour plate technique? If a pure culture is used to inoculate the plate, why are some colonies bigger than others?