Inoculation Positive Results Negative Purpose Results Test Medium Reagents Mannitol Salts Loop Agar (MSA) Plate Needle Gelatinase Test (Gelatin Hydrolysis) Blood Agar Plate (Hemolysis) Loop EMB Agar Plate Loop Streak MacConkey Agar Loop Streak Plate Loop Streak Oxidase Test

Q: As the temperature of pasteurization increases, the time of treatment decreases. True False

A: Pasteurization is a technique by which some of the liquid foods such as milk, fruit juice etc is…

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…

Q: Why is a block of agar inoculated rather than streaking the fungal culture on a plate?

A: The culture medium or growth medium is a liquid, solid, or semisolid designed to support the growth…

Q: For sterilization to occur correctly it must include; heat and pressure:   true   False

A: The objective of the question is to determine whether both heat and pressure are necessary for…

Q: What additional test would you need to perform to distinguish between the two organisms you have…

A: Providencia species, P. alcalifaciens and P. rettgeri show similar results in biochemical tests.…

Q: 3 things about each one? are they selective , differential , positive , negative results etc.…

A: Selective media will be used for growth of only selected microorganisms. Differential media are…

Q: can you please explain how to interpret the results Of this. First one is negative blood agar test…

A: Blood agar is one of the differential media supports the growth of certain fastidious bacteria that…

Q: A capsule stain is kind of: A Simple and Negative Stain B Differential and negative stain C…

A: Introduction  Capsule is the outer most covering, which is present even outside the cell wall. This…

Q: How would you classify this patient?"     contaminated sample     possible infection…

A: Klebsiella is a type of Gram-negative bacteria. Klebsiella bacteria are normally found in the human…

Q: 18) Fill out the following table: Characteristics gram positive gram negative gram reaction color…

A: Gram staining is used to differentiate between gram-negative and gram-positive bacterial cells. The…

Q: amylasw test test for? medium+ - reagents   + Test/why?

A: Amylase is an enzyme produced by the salivary glands to digest carbohydrates. The amylase test is…

Q: Where should a label be written on an agar plate?

A: The aseptic technique is applied in a laboratory setup to reduce the risk of contamination. It…

Q: Using a diagram similar to those provided, describe how serial dilutions and the Standard Plate…

A: The stepwise dilution of a solution is termed as a serial dilution. Generally, the dilution…

Q: L. MONOCYTOGENES (LISTERIOSIS) Microscopy -If gram positive or gram negative - Morphology…

A: Listeria monocytogenes is a pathogenic bacterium that causes listeriosis infection. Since it is a…

Q: Please I want the gram negative identification, gram stain reaction, cell shape, cell…

A: An organism belonging to the coliform group can be identified using the IMViC tests, a collection of…

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: Bacteria of GI Tract Lab. 1. What information can you accurately report about this unknown sample

A: Different media plates help to characterise the type of organism.

Q: Is it important to have a standardized way of counting and reporting AFB seen on a direct sputum…

A: Acid-Fast Bacilli (AFB) is a bacterial species that causes tuberculosis in humans and testing of…

Q: Eosin methylene blue agar differential or selctive ? What are the ingridients/ chemicals make it…

A: Differential media is a type of growth media used in the labs to grow and differentiate or…

Q: This is how a hanging-drop slide is prepared. Figure from Macedo, Wikimedia Commons, 2016. 2 3 4…

A: Observing and studying living microorganisms, such as bacteria or protozoa under a microscope can be…

Q: What is the grade of raw milk in Figure 8? Grade of pasteurized milk?

A: Introduction The Resazurin test is designed for analyze the quality of  bulked milk. this is based…

Q: The following is a picture of Eosin Methylene Blue Agar. What does the growth on this plate…

A: INTRODUCTION Eosine methylene blue agar Used for the isolation of gram negative bacteria Toxic…

Q: Write short note or summary on Co acervation method of microencapsulation ,Please answer at your own…

A: Microencapsulation is the process of encasing small particles of solid, liquid, or gas, known as the…

Q: Out of the three gram-positive bacteria (Micrococcus luteus, Staphylococcus aureus, and…

A: Bacteria are small, microscopic and unicellular organisms that can live in variety of environment.…

Q: Test Description Terminal Terminal Medium, Incubation Incubation Results temperature time (°C)…

A: A difference in the physiology of bacteria from one to another is the necessity to utilize…

Q: If the concentration of solutes in the fluid surrounding the cell is greater than the cell's…

A: The tonicity of an extracellular solution is the ability of that solution to initiate a change in…

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: Which cellular structure is being detected in the motility test? bacterial ribosomes bacterial cilia…

A: Prokaryotes are characterised by the absence of nucleus and membrane bound organelles.

Q: J Gram Stain 1 A capsule Stain

A: Specimen is withdrawing blood, collecting urine, or swabs from mucosal surfaces.

Q: The medium shown here was inoculated with a bacterium then incubated for 48 hours; an uninoculated…

A: A control tube is used to minimize the variable factors other than the one being tested.

Q: Which laboratory procedure is represented in the diagram below? Paper towel 1) reducing the size of…

A: Often microscopic examination of a specimen involves many procedures to be followed, from slide…

Q: about how cultures are handled in a clinical laboratory

A: Microbial cultures are wont to confirm the sort of organism, its abundance within the sample being…

Q: Use of streak plate technique to isolate and purify psychrotrophic spoilage-causing bacteria

A: There are billions of bacteria in the human body that make up the natural flora to resist the…

Q: Why is 15 minutes generally used for sterilization? Why is agar added to medium?

A: Sterilization is the process in which all life forms like microbes (fungi, bacteria, viruses,…

Q: What test best matches the image below? O Novobiocin O ELISA O DNA hydrolysis O MSA

A: DNA hydrolysis test or DNase test is commonly performed test to check the ability of the organism to…

Q: Capsule presence aids in efficient transport of nutrients for bacteria   Group of answer choices…

A: The capsule is a thick viscous layer which is about 0.2µm that is present in the cell wall of some…

Q: Which test are you looking at below?

A: DNA Hydrolysis Test: It is used to determine the ability of an organism to hydrolyze DNA and use it…

Q: For which disease(s) is the Acid Fast stain diagnostic? (select all that apply) Strept throat…

A: A disease can be defined as abnormal conditions that negatively affect an organism’s body…

Q: The Unknown specie for identification is Staphylococcus epidermidis

A: Staphylococcus epidermidis thrives on the skin and mucous membranes and enters the circulation by…

Q: 1

A: In the given slides first one is Pseudomonas aeruginosa colony.  Pseudomonas aeruginosa is a common…

Q: Based on the growth you saw on your Lee’s Agar plate, what conclusions can you make about the…

A: Lee Agar is used to study the bacteria that can grow on yogurt. It is primarily used to count the…

Q: Tests Indication/Purpose Procedures/ Specific test sample used Draize Acute Skin Irritation Test…

A: The Draize rabbit test process entails the forceful application of the test material to the eye or…

Q: Answers Gram Stain Reaction Bacterial Cell Shape Bacterial Cell Arrangement

A: The capsule staining uses acidic and basic stains to check if the bacteria produce the capsule or…

Q: Why the microorganisms in the hay infusion are not stained?

A: Hay infusion :- It is dry plant based materials (grass, leaf litter) which is used to grow…