What is the gram positive identification, cell shape, cell arrangement, test and reaction

Q: What gram-positive bacterium can give a positive presumptive test?

A: In microbiology, the presumptive test is used to find out the presence of gas-forming lactose…

Q: What media do we use to visualize and differentiate hemolytic bacteria? List the different types of…

A: Culture media are nutrient-rich substances that are used to grow and cultivate microorganisms such…

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: What is the morphology of the following cells:       streptobacilli     streptococci…

A: Bacterial shape is a very important method for their identification. Bacteria are roughly classified…

Q: You have isolated a Gram positive cocci from a throat culture. You have determined that it is…

A: Gram-positive bacteria have a single cell wall anchored to the cell membrane by lipoteichoic…

Q: which bacteria is Coccobacillary,gram negative, non motile and negative oxidase test?

A: Bacteria are microscopic organisms which belong to prokaryote because these are unicellular…

Q: Why is staining of stool samples very important in identifying parasites?

A: In this question it is to describe that why is staining of stool samples very important in…

Q: n a culture tube labeled X as your unknown. Outline the 7 steps that will enable you to determine…

A: Being able to differentiate microorganism species is very important for a number of reasons, from…

Q: When innoculate the bacteria noticed yellow colonies, is that staphylococcus aureus or…

A: It is required to identify the yellow colonies seen after inoculation of the bacteria is…

Q: Which microbe requires serum components to be added to the growth medium?

A: Some microbes are nutritionally fastidious and hence needs some substances to be added to the growth…

Q: A urine sample with more than 100,000 organisms is considered indicative of infection. A urine…

A: Urine microscopy is a diagnostic tool used in diagnosis of various diseases such as bacterial…

Q: The goal of Disc diffusion test is   Select one: to determine the suitable concentration of an…

A: Antibiotics, such as penicillins and cephalosporins, are a form of antimicrobial drugs that fight…

Q: What Is an inoculum? What the use of : Congo red emulsion, acid/alcohol, and acid fuschin for…

A: Inoculation is defined as a set of methods or techniques of artificially inducing immunity against…

Q: In trypan blue exclusion method the cells that take up the dye are A) Living B) Non Living

A: Hi dear, here’s your answer. The dye exclusion check is employed to work out the quantity of viable…

Q: which bacteria is Rods with parallel sides and rounded ends, gram negative, non motile and negative…

A: Bacteria classified according to their shape ate of following types: Spherical bacteria known as…

Q: What is the name of the inverted mini tube inside the larger test tube? Simmons tube Malachite tube…

A: Test tubes These are pieces of laboratory glassware that have finger-like length of glasshold and…

Q: From , figure  Explain how this technique can beused to diagnose infections with group A…

A: An immune response is the type of antibody production and activates in response to foreign antigen.…

Q: why would selecting a colony from a blood agar plate to test with enterotube be bad

A: Selecting a colony from a blood agar plate to test with an Enterotube may not be ideal for several…

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: What is the advantage of immunological staining over traditional staining? In what field of science…

A: Immunological Staining: It is referred to as an advanced level of staining method wherein an…

Q: State and explain in detail the gram positive Staphylococcus aureus structure, morphology,…

A: Introduction  Bacteria are microscopic, single-celled organisms that can be found in a wide variety…

Q: What structures are found on agar plates when the bacteriophage T4 has penetrated Escherichia coll?…

A: ANSWER;- Colonies

Q: What is the purpose of Xanthoproteic test and explain the observation or rection for albumin and…

A: Xanthoproteic test is a type of colour test to detect a specific functional group, structural…

Q: How does one can differentiate staphylococcus aureus from streptococcus, with the test use, color,…

A: • Staphylococcus aureus is the most risky of the entirety of the numerous normal staphylococcal…

Q: is selecting a colony from a blood agar plate tested with enterotube bad or good?

A: In microbiology laboratories, the identification of bacteria plays a crucial role in understanding…

Q: What test can be performed to differentiate between group A and group C streptococci?

A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…

Q: What method of bacterial measurement does this graph represent? Is it considered direct, or…

A: Here Bacterial growth is measured in terms of absorbance so, bacterial growth is measured with the…

Q: What is the result of Staphylococcus epidermidis in the TSI agar test?

A: Bacteria are microorganism that most commonly occur in the soil, air, water and in adverse…

Q: purpose of using serum in culture media

A: A culture media is a media made in the lab, that is curated to facilitate the culture and growth of…

Q: what are the important principle in polyphenoloxidase test

A: Polyphenols, as the name sounds is a large family of organic compounds that are characterized by…

Q: What is the color result of tryptophan,tyrosine and phenylalanine in xanthoproteic test? Results and…

A: Xanthoproteic test was a specific test that was done to detect the presence of aromatic amino acids…

Q: Describe the steps of the Gram stain, and explain how it can be animportant diagnostic tool for…

A: Gram staining is a method used to differentiate and classify the bacterial species into two category…

Q: Differentiate between Gram positive and Gram negative cells in smears. 2. Discuss how to properly…

A: The Gram stain is the most important and commonly used staining technique in microbiology. It is…

Q: How does a positive reaction in an ELISA test appear? How manywells are positive in figure ?

A: ELISA or Enzyme-linked Immunosorbent Assay is a technique in which the specific ligand for antibody…

Q: What is a secondary antibody in an ELISA test?

A: Enzyme-linked immunosorbent assay (ELISA) is an assay technique used for detecting and quantifying…

Q: Why is skin contamination such a big problem in blood culture test?

A: Contamination can occur during venipuncture or catheter insertion site preparation, collection set…

Q: Why is penicillin more effective on Gram positive?

A: Penicillin (PCN) is a group of antibiotics, which is derived from the Penicillium mold. It is used…

Q: Clarince inoculates a TSI Slant on Tuesday and one day later the tube is all yellow. She does not…

A: Microbiologists use different types of growth media to isolate, culture , select and differentiate…

Q: Write a detailed description of the following plate  1- blood Agar plate  2-PEa Agar Plate

A: An agar plate refers to a Petri dish containing an agar solidified growth medium which is meant for…

Q: Why is a "needle" used to inoculate?

A: The aseptic method is used by laboratory staff for various tasks such as moving colonies, culturing…

Q: What things can be done during sample collection of a sick patient to help eliminate the culture of…

A: Normal flora is the organisms that are present in the body for normal functioning. The normal flora…

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.