Ask a question Our experts can answer your tough homework and study questions. Ask a question Search AnswersLearn more about this topic: Gram Stain | Purpose, Theory & Procedure from Chapter 4 / Lesson 3 75K Learn how to perform a Gram stain, and see the purpose of Gram staining. K...
Can you give an example of a bacterium that might not show up as gram-positive or gram-negative after being stained by Gram's metGive 5 examples of how to identify if the bacterial samples are gram-positive or gram-negative purely by observations from st...
•Gram stains and Neisser stainsshould be performed to differentiate certain characteristics of the filaments in order to identify them and determine the cause of them so corrective action can be taken. • Settleometer - SVI Filamentous Identification- Why is it used? Filamentous Identification sho...
The gram-positive cell wallis a thick cell wall containing a large amount of peptidoglycan, about 40 – 90% of the cell wall, arranged in several layers. This type of cell wall also contains acidic sugars like teichoic acids, teichuronic acids, and neutral sugars like mannose, arabinose, rha...
To observe and identify the species, Gram staining technique can be used.RequirementsA clean glass slide Gram stains (Crystal violet, Gram's iodine, Counterstain (safranin) and a decolorizing agent) Sample - Sample from a patient or culture. (If a sample from a culture is used, it should ...
tellurium. This indicates brown colonies for mostCorynebacteriumspecies but forms a black halo aroundC. diphtheriaecolonies. Elek’s plate test is anin vitrotest to determine the toxigenicity or virulence of the organism. It helps to identify whetherC. diphtheriaeis able to produce the diphtheria ...
identify and classify bacteria‚ it is adifferentialstain that allows you to classify bacteria as either gram-positive or gram-negative. The foloowing is a breif summerary of the gramstainingprocedure. Apply the primary stain Apply Mordant Apply decolorizing agent Apply ...
What is the REM seminogram? Another test that can be done as a complement to the seminogram is the motile sperm count or REM. If done, we would speak of seminogram or REM spermiogram. The seminogram REM consists of the separation of spermatozoa based on their mobility. To obtain the ...
Gram staining. Because of this,M. tuberculosisappears weakly gram-positive. Moreover, acid-fast stains such as Ziel-Neelsen or fluorescent stains such as auramine are frequently used to identifyM. tuberculosis. The genome of this bacterium was first sequenced in 1998 by using the strain...
Gram Stain:Gram test is an important microbiology test. It is used to identify bacteria and some types of fungi. It tests certain body fluids such as blood and urine. There are two different types of bacterial infection such as gram-positive and gram-negative. These two categories are ...