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: Which is the commonly occurring sugar in milk? Will the milk containing this sugar gives a positive…
A: The nutrient-rich drink, which is produced with the help of mammary glands in mammals, is called…
Q: What is different between Benedict test that use for qualitative determination and quantitative…
A: Glucose is the monosaccharide carbohydrate that has a free carbonyl group i.e. aldehyde which makes…
Q: Why Do not add more than 2 drops of copper sulfate in Biuret reagent?
A: There are several biochemical tests to identify the presence of protein in a sample. There are tests…
Q: What would be the expected out come of a triple sugar iron test If the bacteria is a pathogenic…
A: TRIPLE SUGAR IRON TEST 1.The Triple Sugar Iron test is a microbiological test having ability to test…
Q: What is a folin-ciocalteau reagent and how can it be used to determine the concentration of uric…
A: Uric acid is the end product formed by the catabolism of purine bases. The normal range of uric acid…
Q: How is the proper amount of water to be filtered determined? Why is this determination critical to…
A: The quality of water shows the water condition including biological, chemical, and physical…
Q: Why should excess bromine water be avoided in the test for free Tryptophan?
A: Bromine water: a. It is a qualitative test for identifying the alkane or alkene function group…
Q: 4. Complete the table for Watson-Schwartz Test Results for porphobilinogen and urobilinogen…
A: Watson Schwartz test: This test detects the intermittent porphyria by identifying the presence of…
Q: Sodium iodide. Dosage form, qualitative and quantitative analysis?
A: Sodium IODIDE(Sodium/potassium) is water solublea ionic compound form formation from chemical…
Q: if the biuret reagent was allowed to stand for 1 hour, what would the effect on the accuracy of the…
A: * biuret test is also called as Piotrowski test used to detect presence of peptide bonds. *In…
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 alkaline reversion? Explain why this condition gives a false negative result
A: The microbes that affect the intestine of an individual are referred to as enteric pathogens. The…
Q: yield
A: The Dische's test is a chemical test that is utilized to detect the presence of DNA in a solution.It…
Q: In the differential absorption heterophile test, what findings are diagnostic of IM?
A: Infectious mononucleosis is a very common disease in adults with symptoms such as malaise,…
Q: Calculate the IV rate in drops per minute for a 1 L bag of Lactated Ringers solution running at…
A: Drop factor refers to the number of drops that are required to make one ml of liquid. Here the drop…
Q: What level of RF in serum is clinically significant? Why is a 1:20 dilution of patient serum,…
A: RF (rheumatoid factors) are a type of proteins that is produced by the immune system which can…
Q: same test, calculate the concentration of this test ? Concentration of standard
A: Given, Absorbance of urea = 0.335 Absorbance of standard = 0.214 Concentration of standard = 50…
Q: In your own words, explain how you determine the susceptibility for tooth decay for individuals…
A: Snyder Test is a colorimetric test to detect susceptibility of dental caries. It is based on the…
Q: A solution of flycine and a solution of albumin were prepared with the same concentration (g/L). One…
A: The ninhydrin test is a chemical that is used to determine the presence of alpha amino groups in the…
Q: Is tripple sugar iron test a efficient test for unknown intestinal bacteria?
A: Triple sugar iron agar is a differential medium that contains lactose, sucrose, a small amount of…
Q: Wintrobe from Westergreen regarding accuracy of the test in a tabulated order.
A: Both methods are used for estimating E.S.R rate or the erythrocyte sedimentation rate. Most of the…
Q: How else could you test for purity of the phycocyanin sample? Briefly outline the steps to be taken
A: C-phycocyanin is a promising naturally/pharmaceutical agent with more well-documented…
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: After how minutes the color is obtained with each carbohydrate in Resorcinol test?
A: this a test for carbohydrates.
Q: What is the most commonly used fixative in stool samples and why?
A: Fixative is a moist environment for transporting and preserving intestinal parasites in stool…
Q: True or False: In the soil test for phosphorus, using the soil test kit, adding solution E will…
A: The acidity or alkalinity of the soil determines how easily the plants take up the nutrients from…
Q: What is the purpose of PSP (Phenolsulfonpthalein) Test?
A: Please follow step 2 for detailed explanations.
Q: What is the principle of pettenkofer's test in detetecting the presence of bile salt in the urine…
A: The chief components of bile juice are the bile salts. Bile is a pigmented fluid having the color…
Q: For an exponentially growing culture that increases from 5 *106cells/ml to 5 * 108cells/ml in 8 h,…
A: Bacteria are microorganism that most commonly occur in the soil, air, water and in adverse…
Q: Can galactric acid test/mucic acid test be used to determine the presence of milk in milk-chocolate…
A: A nutrient-rich white fluid secreted by the mammary glands of the mammals is referred to as milk.…
Q: Briefly describe the phenol coefficient test.
A: Sterilization is a process that involves the removal of harmful microbes either by inhibit the…
Q: Outline in detail the procedure for celloidin embedding .
A: Embedding is that the method during which the tissues or the specimens are capsulate in a very mass…
Q: Voges Proskauer test Is it positive or negative for fermentation of glucose to 2,3 butanediol?
A: It is required to determine if Voges Proskauer test is positive or negative for fermentation of…
Q: In a Triple Sugar Iron test, what are the results and (what should they look like) for the bacteria:…
A: triple sugar ion test or TSI is a confirmatory as well as a differentiative biochemical test which…
Q: ESR
A: ESR testing or erythrocyte sedimentation rate checks how fast the red blood cells in a blood sample…
Q: Methyl red test does the color of the medium change to red when methyl red was added? Is it positive…
A: Biochemical method of bacterial identification is a classical method that is used for the…
Q: Differentiate Wintrobe from Westergreen regarding the accuracy of the test in a tabulated order.
A: As per our policy, We are answering only question 1. For the rest of the questions please repost.…
Q: What is the main purpose of Huble's Test? How does it differ/similar to Unsaturation Test? How do…
A: Lipids are a group of compounds that are oily or greasy in nature. They consist of alcohol generally…
Q: Describe the proper technique for performing reagent strip testing.
A: These are the plastic strip consists of chemicals. It changes colour when dipped in urine.
Q: list the reagents used in the IMViC tests and what they detect
A: IMViC is a series of tests that include the indole test, methyl red test, Voges-Proskauer test, and…
Q: Calculate the amount of casein obteined from %20 milk solution with %2 HCl isoelectric point…
A: Protein precipitation is widely used in downstream processing of biological products in order to…
Q: how is the 0.5 McFarland standard prepared? What is the role of this standard in performing…
A: Antimicrobial susceptibility tests (AST) are microbial sensitivity tests that determine the…
Q: why are methanol, acetone, and 2-propanol quantified for BAC determinations
A: Blood Alcohol Concentration BAC is a technique that is used to measure alcohol content in the…
Q: Please directly answer the theoretical background (positive color reactions and what is being…
A: All the given tests are qualitative tests for detection of protein. The tests are as follows:…
Q: What are the different test for non-reducing sugar?
A: Carbohydrates or carbs are maconutrient consisting of Carbon, hydrogen and oxygen atoms. In nature…
Q: Triple Sugar Iron (TSI)Agar Report Slant/Butt reaction (use the letters): ______________________…
A: Triple Sugar Iron Agar Test It is defined as a microbiological test which is used to test the…
Q: Explanation for Acrolein test equation
A: Acrolein is an unsaturated aldehyde. It is ubiquitously present in cooked foods. Acrolein is formed…
- What is Zeta Sedimentation Ratio?
- Differentiate Wintrobe from Westergreen regarding the accuracy of the test in a tabulated order.
- Why do men have lower ESR values than women?
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- What is the clinical significance of ESR determination? Differentiate Wintrobe from Westergreen regarding accuracy of the test in a tabulated order. NOTE: Kindly asnwer all the questions. Thank you!Differentiate Wintrobe from Westergren regarding accuracy of the test in a tabulated order.Differentiate Wintrobe from Westergreen regarding accuracy of the test in a tabulated order.
- What is function of ''quinoline molybdophosphoric acid'' in the Phosphate Gravimetric Quimociac Test?What level of RF in serum is clinically significant? Why is a 1:20 dilution of patient serum, rather than undiluted patient serum, used for the qualitative test? Describe how the RF concentration is computed?How would you make two-fold serial dilutions such that the last tube is a 1:32 dilution of the original, concentrated material? Assume that you need to have at least 500 µl of each dilution, and you should be able to perform the dilutions in microfuge tubes with a maximum capacity of 1.5 ml.
- What is the result for the yellow tube of Methyl red test? What must the pH be in each tube? What is the reagent used in this test? What media is used? Describe the biochemical abilities of these organisms .Why are only few drops of CuSO4 solution added during the biuret test?what are the Amino Acids that test positive for Ninhydrin test? what is the principle of detection?
- What is the purpose of the sodium thiosulphate in the testing of treated water?If the inoculated lactose broth cube exhibits acid production but without gas formation, will you consider this as a negative or positive result? Explain Why is the MPN test qualitative rather than quantitative? Why is the MPN test qualitative rather than quantitative? Why is MPN test qualitative rather than quantitativeAfter performing a plate and liquid lysate, it was found that the plate lysate achieved the common titre range of 1010-1011 pfu/ml whereas the liquid lysate achieved a range of 108 PFU/mL; what is the reason for the lower titre in different methodologies? How can we troubleshoot this issue in the future?