What is the purpose of Durham test ?
Q: Methyl red test Does a Phenol red organism have to be methyl red?
A: It is required to find if the Phenol Red organisms are also Methyl Red in the indicator tests.
Q: why does threonine and serine test positive for biuret test?
A: A protein is considered to be a biological macromolecule made up of one or more polypeptide…
Q: What is ninhydrin used to detect? How does it work?
A: Proteins are involved in several important body functions and are very much essential for all life…
Q: Using Benedict's Test would the substance (saliva + acid + potato chips) test positive or negative?…
A: Benedict's test is used for the identification of reducing sugars such as simple carbohydrates…
Q: Is Bacillus cereus negative or positive for methyl red, and Voges-Proskauer tests?
A: The methyl red (MR) test detects whether bacteria can ferment the glucose or not. It detects the…
Q: Match the test with the appropriate reagent/ chemical a. DNA test b. Paper chromatography c.…
A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…
Q: What is the role of H2SO4 in Hopkins cole test?
A: The Hopkin's Cole test, sometimes known as the 'glyoxylic acid test,' is a method for detecting the…
Q: All of the following about the chi-square test are true, except:
A: A chi-square test is a statistical test that indicates whether given variables are independent or…
Q: What amino acid found in proteins causes the response in the Hopkins- Cole test?
A: Amino acids are the simple basic units that are used to make up all the proteins inside the cell.…
Q: What is the principle of Molisch test, Benedict test, Biuret test, Xanthoproteic test, Sudan test,…
A: The tests that are mentioned above are the tests used for identification of biomolecules like…
Q: Is it possible for nonprotein compounds to test positive for the xanthoproteic test? What are these…
A: Proteins are made up of number of amino acids. Amino acids are organic compounds with two functional…
Q: What is the difference between Benedict and Barfoid's test?
A: Both Barfoeds and Benedict’s solution are made from same ingredients. But their capabilities are…
Q: ç00 HN-CH-CH," CHR CHR A. В. D.
A: Biuret test is performed in order to detect the presence of peptide bonds.
Q: What is the purpose of chewing gum in the Snyder Test procedure outlined?
A: Dental caries is the disease of teeth in which microbes demineralize the teeth leading to a cavity.…
Q: What is Clinical test?
A: A disorder of structure or function in any living organism is called disease. This generally…
Q: Between Proteus mirabilis and Proteus vulgaris which are positive or negative for ornithine…
A: ornithine decarboxylase test is a special kind of biochemical test that helps to determine whether…
Q: What is MODIFIED ALLEN TEST?
A: Blood is an important fluid tissue that is used to transport nutrients and oxygen to all parts of…
Q: What is the use of heat in Seliwanoff’s, Benedict’s and Barfoed’s tests?
A: The Seliwanhoff's, Benedicts's, and Barfoed's tests can qualitatively identify and distinguish among…
Q: What is the action of dexamethasone in the suppression test?
A: The disease is a state which is deviated from the normal condition. A disease can be caused by the…
Q: Explain the purpose of the Kirby-Bauer diffusion test?
A: Kirby-Bauer diffusion test/Disk diffusion method It is most widely used antibiotic susceptibility…
Q: What is Ames test ?
A: Ames Test : It was devised by a scientist 'Bruce Ames ' . It is also known as Salmonella…
Q: What are the different test of proteins and amino acids, reagents used, color reaction
A: Protein is a biomolecule, there are so many tests to identify the presence of it.
Q: What test could be used to differentiate between glucose and fructose? Explain
A: Glucose and fructose both are monosaccharide and are hexose sugar i.e having 6 carbon ring in their…
Q: Describe the biuret test. What does the Biuret test detect?
A: There are different types of biomolecules. The biomolecules greatly differ in their physical and…
Q: what are the important principle in invertase test?
A: To determine enzymatic activity, the amount of substrate remaining or the amount of product created…
Q: Explain the reason for the effect on mass spectroscopy method of diagnosis by culture conditions.
A: Mass Spectrometry is an analytical method. It is used to quantify known materials to identify…
Q: Discuss sabin feldman dye test.
A: A Sabin–Feldman dye test is a serologic test for toxoplasmosis diagnosis. Toxoplasma trophozoites…
Q: What are the examples of organisms that belong to the positive test in in-dose test?
A: Tryptophan is an amino acid that can undergo deamination. Indole is generated by reductive…
Q: How can a suspect bacterium be fingerprinted?
A: DNA fingerprinting is a technique for detecting a high number of minisatellites in the genome at the…
Q: does ribose-5-phosphate pass fehlings test?
A: Fehling's test is one of the sensitive test for detection of reducing sugars. Fehling's solution is…
Q: On the basis of the appearance of this place, what are you testing for? When you added a reagent to…
A: Catalase is an enzyme that reacts with hydrogen peroxide to form water and oxygen. Catalase enzyme…
Q: Why sucrose gives negative Benedict test?
A: Benedict's reagent is a chemical reagent which is a mixture of sodium carbonate, sodium citrate, and…
Q: What is the proper way of Modified Allen test?
A: Allen test are the tests used to assess the arterial blood supply of the hands. This test is used…
Q: How could hemophiliacs benefit from affinity affinity chromatography?
A: Hemophilia shows the X linked recessive pattern of inheritance.This disease mostly affected the…
Q: Why is a 1:20 dilution of patient serum, rather than undiluted patient serum, used for the…
A: In the laboratory blood samples are used to detect various disease conditions. There are different…
Q: How to test for reducing sugar?
A: Benedict's reagent often called Benedict's qualitative solution or Benedict's solution is a chemical…
Q: Can you identify 3 more chemical tests?
A: Proteins are the fundamental biomolecules, consisting of at least one long chain of amino acid…
Q: Name the reagent test for amino acids and proteins
A: Amino acids are the building blocks of proteins. The amino acid polymer which joins together with…
Q: Explain how to perform a catalase test and what a positive result looks like
A: Catalase enzyme is a common enzyme that is found in all living beings that survive in oxygen and…
Q: Make an illustration showing the steps in the Goldbeater’s test.
A: Tannins are phenolic compounds derived from plants. They are used in the preparation of leather. The…
Q: what is the tuberculin test, and why is it used in clinics?
A: Tuberculin test It is a screening test for tuberculosis (TB). It is performed by injecting a small…
Q: The Xanthoproteic test involves what type of reaction?
A: The xanthoproteic reaction is the method that is used to detect a presence of the proteins soluble…
Q: What is similar about this test and the TSIA test?
A: SIM medium is used to check different parameters such as Sulphur Reduction, Indole Production,…
Q: Why is cobalt chloride paper used in the experiments?
A: The indicators are used in the experiment to detect the distinct observable change. Many types of…
Q: which kind of sample gives positive result for Molish test?
A: It is a chemical test which is named after the botanist Hans Molisch. This test involves the…
Q: Which is better? A test with high sensitivity or a test with high specificity?
A: Tests can be differentiate from each other based on the differentiating evaluating factors. The…
Q: What is Hemin test and Benzidine test?
A: Hemin test - Hemin can be produced from haemoglobin by the so-called Teichmann test, when…
Q: What is Gunning’s Test?
A: Quantitative assays are assays that give accurate and exact numeric quantitative measure of the…
Q: What is the principle of Bial's test?
A: Bial’s test is known as biochemical test which is used to detect the presence of carbohydrates as…
What is the purpose of Durham test ?
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Solved in 2 steps
- What is the purpose of Biuret’s test? In biuret’s test, does the color in each test tube containing the sample vary? Why or why not?What is similar about this test and the TSIA test?What is the principle behind Liebermann-Burchard test? And What is the clinical significance of Liebermann-Burchard test?