Q: Explain how to correctly use the microscope using oil immersion.
A: Light tends to bend while entering one material from a different one. The refraction of light…
Q: (a) Which would be easier to prepare bacterial smear from, liquid or solid culture? Why? (b) Aside…
A: Introduction A bacterial smear is a small layer of bacteria that has been stained on a slide. A…
Q: Gram-positive cells are [ Select ] after the gram-stain is completed correctly and gram- negative…
A: A Gram stain is a test that looks for bacteria in areas where an infection is suspected, such as the…
Q: What is the importance of Gram-staining?
A: Introduction : Gram Staining, Commonly Known As Gram's Method, Is A Staining Technique That Is Used…
Q: What are the sources of error in performing Gram staining?
A: Bacteria can be divided into two categories namely gram positive(with thin layer of peptidoglycan)…
Q: Gram Stain Results: Staphylococcus aureus (a Gram-positive coccus) Escherichia coli (a Gram-negative…
A: Staphylococcus aureus It is a Gram positive coccus bacteria. These bacteria have the very distinct…
Q: Describe the bacteria observed in different staining procedures. Please refer to the photo -…
A: Bacteria can be stained by a variety of stains so that they can be visualised in contrast to the the…
Q: Sample diagram for the gram staining procedure and microscopic observation.
A: Danish Bacteriologist Hans Christian Gram in 1884 introduced differential staining techniques in…
Q: shape
A: There are different shapes of bacteria and different classes of bacteria on its shape These shapes…
Q: describe the agar-overlay technique
A: Biological techniques are processes or methods for trying to study living things. They include…
Q: Which of the following serves as a counterstain for the gram-stain technique? It also happens to be…
A: Gram staining is a technique used to differentiate two groups of bacteria based on the different…
Q: Name all the reagents used in Gram-staining and their roles in the staining procedure.
A: Staining is a strategy used to improve contrast in examples, for the most part at the minuscule…
Q: Create paragraphs to differentiate among the following terms: positive stain, negative stain, simple…
A: An organic molecule with a benzene ring, a chromophore, and an auxochrome group is known as a…
Q: What stain technique is used here? What is the primary stain, mordant, decolorizing agent, and…
A: What stain technique is used here? What is the primary stain, mordant, decolorizing agent, and…
Q: What color will a gram-negative cell be after Gram staining bythe conventional method?
A: Danish bacteriologist Hans Christian Gram developed the Gram staining method. This staining…
Q: Outline the steps in gram staining
A: The common microbial technique that is used to differentiate the two large groups of bacteria…
Q: After performing the gram stain you observe your result as gram negative. To help confirm this…
A: Gram staining is a technique used for staining the microbial samples. It was performed by the…
Q: list 4 advantages and 4 limitations of the Gram staining process
A: Gram staining process is the procedure which is uses differential gram stain which has two dyes to…
Q: Compare and contrast gram positive and gram-negative bacteria, include physical properties,…
A: Gram staining, often known as Gram's method, is a staining method for distinguishing and classifying…
Q: what is gram staining
A: Bacteria is a vast group of microorganisms that consists of various shapes, sizes, structure and…
Q: If you forgot to apply the safranin counterstain while performing a Gram stain, which outcome would…
A: Gram staining is a staining technique used to differentiate two large groups of bacteria based on…
Q: List the steps in a Gram stain.
A: Introduction: The principle of Gram's stain depends upon the Gram's reaction. The Gram's reaction…
Q: Based from the results obtained from Gram staining, explain why bacterial cells retained or changed…
A: Staining is a technique that is used to enhance the contrast of the microscopic image through the…
Q: Explain the principle of Gram staining. (You do not need to describe the procedure step by step).
A: The danish Bacteriologist Christian gram discovered this differential technique in order to…
Q: 2. Draw and label a microscopic presentation of: Positive Stain (indicate stain used) Negative stain…
A: Gram staining is a technique used to differentiate between two groups of bacteria namely…
Q: Define the following terms: a.Simple staining b.Complex medium c.Defined (synthetic) medium
A: Staining is used to visualise the bacteria i clinical specimen under a light microscope. Bacterias…
Q: Outline the acid fast staining technique using a flow chart.
A: ACID FAST STAINING TECHNIQUE : it is the differential staining techniques which was first developed…
Q: Explain the mechanism of Gram staining.
A: Gram staining is the technique used to classify the bacterial species into broad groups based on the…
Q: Match the following regarding the Gram stain.
A: Depending upon the structure of cell wall, bacteria are divided into two major classes. The basis of…
Q: Give the stages of gram staining
A: Gram staining also termed Gram's method is defined as a staining method for distinguishing and…
Q: The Gram staining procedure involves multiple steps with use different reagents. Complete the table…
A: Step 1 Christian Gram in 1884 developed a technique of staining bacteria called Gram staining.…
Q: Please provide the principle of gram staining method.
A: Introduction: Gram staining is the most widely used differential staining. It is based on the…
Q: Explain the relationship between bacterial cell wall with gram-positive and gram-negative in the…
A: Gram staining is the standard laboratory practice for distinguishing between two broad species of…
Q: Based on the photo, describe the bacteria observed from the different staining technique. -…
A: Microbiology was a blessing in the eradication of mass-destructive epidemics such as rabies,…
Q: Define the term gram staining.
A: Bacteria are a diverse group of microorganisms with a wide range of shapes, sizes, structures, and…
Q: List the primary stain, secondary stain, mordant, and decolorizer for the gram stair and write them…
A: The strains in the plate is give on two strains the primary strain and secondary strain. The primary…
Q: Regarding the Gram stain procedure: whether Gram-positive or Gram-negative, cells may appear…
A: Q. Regarding the Gram Strain procedure: Whether Gram positive or Gram negative,cells may appear…
Q: After performing the gram stain you observe your result as gram negative. To help confirm this…
A: Gram staining is a technique to identify bacterial stain gram-positive or gram-negative. It can be…
Q: Draw what you would expect to see for acid fast stain and endospore stain procedure if you did not…
A: only acid fast appears red/pink. Only endospore appears green. Vegetative cell become colourless.
Q: Gram stain: Cell shape: Based on your above results, indicate which tests need to be done & what…
A: Microbiology is the branch of science which deals with the study of organisms which are too small to…
Q: What is the purpose of iodine in the gram staining process? Explain.
A: Gram stains are used to distinguish between bacteria with and without cell walls. When the gramme…
Q: Give detailed reporting and information of organism observed in Gram staining, Ziehl-Neelsen, and…
A: Gram staining, Ziehl-Neelsen, and Kinyoun Method are the staining technique of microorganisms.
Q: What is Gram staining?Describe step by step the procedure.
A: GRAM STAINING METHOD:- This is a differential staining that was developed by Dr. Hans Christian Gram…
Q: Describe the procedure for performing a Gram stain. What is the procedure? How does each component…
A: * Gram staining is used to test that whether f bacteria is positive or negative and also be used to…
Q: Describe the procedure for performing a Gram stain. ▪ What is the procedure? ▪ How does each…
A: Bacteria are ubiquitous microscopic , one celled organism which possess variety of shape ,…
Q: cold method of Acid-fast staining.
A:
Q: Specific Dyes used in flagella stain: A wet-mount procedure (Ryu method) Dried-smear preparation…
A: Flagella is a hair-like structure that is found in bacteria, archaea, and Eukaryota. It allows the…
Q: ) Outline or discuss what happens to a gram negative and gram positive cell at EACH Individual step…
A: On the basis of lipid content and peptidoglycan layer in the cell wall, bacterias are classified…
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- Describe the color and appearance of a Gram positive and Gram negative bacteria as it is treated at every step of the Gram staining procedureWrite the protocol for lactophenol blue stain method indicating; materials, reagents, Principle, procedure and results.In four steps, describe the simple staining procedure.
- Explain the importance of steam during the acid-fast staining procedure. Discuss the advantages of differential staining procedures over the simple staining techniques. List and briefly describe the functions/purpose of each of the different stains used in acid fast staining.List the step-by-step procedure of Gram staining.Explain the importance of rinsing with water every after each step in gram staining.