Which of the following is FALSE about interpreting the results of normal microbial flora experiment? 1. Blood plates demonstrate the presence of pathogenic Beta Hemolytic Strep 2. There may be Staph specie, fungus and Strep species present 3. The presence of S. aureus could mean you are carrying MRSA 4.Plates with no growth means the individual is very healthy 5.No growth on Sabouraud agar means you are not carrying any yeast on your

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A: MSA stands for Mannitol Salt Agar, and it is commonly used as a medium for selective and…

Q: There are two bacteria, and I have to find out the organism. I did gram staining, and I found out…

A: Gram staining is a laboratory technique used to differentiate and classify bacteria into two major…

Q: Based on the data below, how much more UV resistant was B. licheniformis relative to S. aureus? (All…

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A: The acceptance criteria is based upon the total aerobic microbial count (TAMC) and the total…

Q: Blood agar is a differential medium that will show us a clear zone around a colony of normal flora…

A: A differential medium is made up of chemicals or composition that would help us to determine…

Q: ame of Organism: Staphylococcus saprophyticus Type of Medium Blood Agar Color Before Inoculation…

A: Beta haemolysis represents an entire breakdown of the haemoglobin of the red blood cells within the…

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A: Taxonomy is a system for hierarchical classification and identification system for species. Carl…

Q: What method is best for for isolating a colony on a TSA plate? A. Swab plate B. Straight line…

A: An isolated colony represents a pure source of an organism from which a pure culture can be started.

Q: For Staphylococcus aureus, indicate which tests need to be done & what media you need. Fill in box…

A: Staphylococcus aureus is a spherical-shaped cocci that belongs to the family of Firmicutes. It is…

Q: What is the correct shape of the unknown bacterium growing on your MacConkey agar?

A: Macconkey Agar This agar includes bile salts, which are found in the gut. Bile salts help in…

Q: Selective and Differential Conditions of media and culture conditions can be used to culture and…

A: Different types of media are used to study the microbes. Differential media is also known as…

Q: Are the large numbers of microorganisms found in the mouth cause for concern? Explain.

A: We are authorized to answer one question at a time.Since you have not mentioned which one,I am…

Q: Which of the following is FALSE about interpreting the results of normal microbial flora experiment?…

A: Beta hemolysis is complete hemolysis . It is characterized by a clear zone surrounding the colonies.…

Q: A sample of water was enumerated using a counting chamber (haemocytometer) and 220 bacterial cells…

A: The viable plate count, or simply plate count, is a count of viable or live cells. It is based on…

Q: Why do Salmonella growing on XLT-4 agar is red colony with black center

A: Salmonella is a type of bacteria that can cause human food poisoning. It forms a distinct colony…

Q: I believe it is one of the following: 1) S. pyo.    2)S. agal .     3)S.pneu.   4)E. faecalis…

A: The correct response to this question is Staphylococcus epidermidis.

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A: The stool is physiologically defined as the waste material eliminated from the body through the…

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A: Introduction : Chris Grams classified bacteria into two types according to how they appeared under…

Q: Which cultures would be suitable for the transduction experiment and why？ Which cultures would not…

A: Transduction is a process of gene transfer in bacteria, where bacterial DNA is transferred from one…

Q: Which of the following is FALSE about interpreting the results of normal microbial flora experiment?…

A: Huge diversity of microbial flora could be found with the skin and mucous membranes of the hosts…

Q: 1. You have a culture of yeast that is at a density of 8x10' cells/mL 2. A lab technician took a…

A: Serial dilution is a process of diluting the stock sample to decrease its concentration by serially…

Q: while working with mannitol salt agar you notice the growth of staphylococci however other…

A: Mannitol Salt Agar is used as a selective and differential medium for the identification and…

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A: Hand sanitizer is used to remove or kill bacteria present on hands. Two types of sanitizers are…

Q: Which of the following tests can be used to distinguish between group D streptococcus and other…

A: Group D is the classification of streptococcus bacteria. These are gram positive bacteria, have…

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Q: Binary fission produces bacterial populations with genetic variability. O True O False

A: Introduction :- Binary fission is the process of division by which an organism divides into two…

Q: Which type(s) of medium would be used in each scenario?a. isolating the growth of Streptococcus…

A: A culture medium, also called the growth medium, can be a liquid or solid medium that supports the…

Q: You are working in a lab studying Streptococcus pyogenes as a cause of necrotizing fasciitiis.  You…

A: Streptococcus pyogenes as a cause of necrotizing fasciitiis.

Q: What is the microbiology laboratory test that Identifies Pseudomonas putida and what are the results…

A: Pseudomonas putida is a species of gram negative bacteria belonging to the Pseudomonas genus. It is…

Q: For an In vitro mimicking infection test:

A: Introduction: Cell culture is the process of growing cells in a controlled setting, usually outside…

Q: MacConkey agar plates represent ________ medium.   a differential a minimal a selective both a…

A: Microorganisms are grown in culture media.  The media used for growth of microbes contain necessary…

Q: Choose for the organisms below, depending on the incubation condition and media whether they will…

A: Culture media, also known as growth media, are specific nutrient and other substance mixtures that…

Q: 44)  Which answer is better related to coliform group?   Group of answer choices five different…

A: Bacteria are single-celled microorganisms that come in various shapes and sizes. They can be found…

Q: Which of the following is FALSE about interpreting the results of normal microbial flora experiment?…

A: From shortly after birth until death, every human being's skin and mucous membranes are home to a…

Q: Citrate utilization Nitrate reduction Yes Oxidase test No Yes Hydrolytic and Degradative tests…

A: Bacteria are a broad collection of tiny, unicellular creatures that have been classed as prokaryotic…

Q: Possible Unknown Strains: Stapylococcus epidermidis, Bacillus subtilis, Staphylococcus aureus,…

A: INTRODUCTION   Not only are most bacteria very small, they're also very clear and difficult to look…

Q: You attempted to determine the number of bacteria in a culture using the Turbidimetry method with a…

A: Bacterial cell counts in a broth or culture can be determined by culturing multiple plates and…

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Q: Describe the appearance of an S. agalactiae colony grown on blood agar. Describe how that colony…

A: The initial identification of the enterococcal and streptococcal species is based on their hemolytic…

Q: Explain why the media where the Staphylococcus aureus is plated has turned yellow but the media…

A: Mannitol Salt Agar (MSA) is a differential and selective medium. A member of the staphylococcus…

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

A: A sample of your blood, urine, skin, or any part of your body will be taken during a bacteria…

Q: S. epidermidis P. aeruginosa S. aureus E. coli Image 1. Results of special media lab. From left to…

A: Gram-staining is a staining procedure to separate bacteria based on cell wall constituents. This…

Q: 3. A bacterial culture was diluted and results from duplicate plates were obtained as indicated…

A: Note: Please upload your other questions separately as according to the answering policy the tutors…

Q: What type of media are culture medium 1 and culture medium 2? And its difference to each other?

A: Differential media allows growth of different species. This media is used to differentiate between…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.