What is [are] good reason[s] for plating a mixture of bacteria so as to form colonies? Select all that apply. Group of answer choices Count the number of dead and live bacteria in the mixture Count the number of bacteria in the mixture that can grow on the plate Get lots of copies of all the cells in the mixture

Q: You have a suspension of cells at a concentration of 5 x 106 cells/mL in culture media. The protocol…

A: Serial dilution process is routinely used to calculate the concentration of unknown solution. The…

Q: To determine whether proteins interact with each other which two techniques might you use 1. Yeast…

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Q: The number of bacteria in a sample can also be quantified with other techniques, such as examination…

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Q: In a plate count, 1 mL of culture is spread on a plate and incubated for 24 hours. 250 colonies are…

A: Given,number of colonies in a 1mL of culture = 250. Also,given that this given solution is 100 times…

Q: You have a culture that has 5 X103 cfu/ml of bacteria in it. You perform a serial dilution by adding…

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Q: The peptidoglycan layer in a Gram-negative cell is typically .008 um thick while the peptidoglycan…

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Q: Each Escherichia coli cell weighs 5ng. How many cells are present in a colony that weighs 1mg? Write…

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Q: Refer to the diagram below of some of the key components found inside an agarose gel electrophoresis…

A: when an electric current is applied to the gel, DNA will migrate towards the positively charged…

Q: How would you grow a streptomycin-resistant strain E. coli bacteria was spread on both agar plates…

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Q: find but be sure to include a unit (diameter, cc,, etc). You must include the source of your…

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Q: A microbiology student was given a mixed culture of two different gram positive bacteria species to…

A: In Microbiology, we grow bacteria on culture medium. Culture media contains specific mixture of…

Q: The techniques for identifying unknown bacteria can be summarized in three key steps, explain in…

A: 1 When gram staining an unknown , the best method is make three smears on the slide . One should be…

Q: Fill in the blanks with appropriate terms, phrases, or clauses to complete the following sentences…

A: Electrophoresis is the process of separation of charged molecules on application of electric field.…

Q: Imagine you made a single kirby bauer plate to determine if a given antibiotic were effective for…

A: Introduction Antibiotics, also called antibacterials, are drugs that kill or slow the growth of…

Q: The process of collecting characteristics of your unknown bacterium can be helped by the use of a…

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Q: You

A: For indentification of the correct organism in the lab by use of dichotomous key is based on choices…

Q: Name of Organism: Citrobacter freundii Туре of Medium Color Before Incubation Color After (Same for…

A: Citrobacter freundii is a gram-negative bacteria that is rod-shaped and belongs to the bacterial…

Q: Select all that apply to a direct simple stain:    1. the dye is acidic or negatively charged and…

A: Gram staining is used to examine the shape of the bacterial cells; if they are contaminated.…

Q: 1 trpt cells trp- cells + DNase 3 2 trp cells DNA 4 TSA plate 1 trpt cells trp- cells + DNA 3 2 trp…

A: In scientific experiments, a control is an experimental group or sample that is used as a comparison…

Q: Suppose your professor handed you a test tube with 2.0 mL of M. foliorum infected with bacteriophage…

A:

Q: You have a culture of bacteria and you performed an Acid Fast staining. You see red rod-shaped…

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Q: You are using bacterium E.coli to synthesize a protein from recombinant DNA. The protein remains in…

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Q: A patient sample will be analyzed. You are responsible to quantify the bacteria number. The dilution…

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Q: What is the purpose of staining bacteria? What is the purpose of collecting bacteria from different…

A: The study regarding unidentified bacteria is explained to the reader in this part, along with its…

Q: Before viewing a specimen of pigmented bacteria on a slide under the light microscope, which of the…

A: The wet mount is the most basic method of preparation, in which the specimen is placed on the slide…

Q: what is the incident beam  it is the beam of light that exits the sample it is the beam of light is…

A: Spectrophotometry is a technique used to measure light absorption or the amount of chemicals in a…

Q: If you were to analyze three separate colonies from the plate above, would you expect them all to be…

A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…

Q: You use a spectrophometer and estimate the concentration of bacteria in a urine sample to be 4.6 x…

A: dilution factor  =10^-6

Q: On which of the following types of media would you expect untransformed bacteria to grow on?

A: In this question, we have to answer which kind media support the growth of untransformed bacteria.