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 procedureIn four steps, describe the simple staining procedure.Write the protocol for lactophenol blue stain method indicating; materials, reagents, Principle, procedure and results.
- List the reagents of the Gram stain technique in order and their general role in the staining process.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.