Methyl Red test What color is the ph indicator in the dropper bottle?

Q: • TEST done and RESULT • MOLISCH • SELIWANOFF • BENEDICT • BARFOED • LUGOL'S - • OZAZONE TEST IODINE…

A: Carbohydrates are a major source of energy. Depending on the number of monomers forming the…

Q: What is the result for the yellow tube of Methyl red test? What must the pH be in each tube? What is…

A: Methyl red test This test usually aims to differentiate the facultative anaerobes enteric bacteria.…

Q: Write the materials,  reagents, Principle and  procedure for the Periodic acid Schiff technique

A: Answer: STAINING = It is the method to colorize the smear or transparent tissue or cells in order to…

Q: Give the principle involved in the ninhydrin test. What is its purpose?

A: The principle involved in the ninhydrin test is that the two molecules of ninhydrin react with the…

Q: A carbohydrate sample reacts positively with all test reagents except for Lugol's. The sample could…

A: The sample could be possibly Sucrose.

Q: Choline test procedure (chemical reagents added), positive results/observations, and positive for…

A: Choline is an essential nutrient for humans and animals. Choline occurs in the form of ions that…

Q: Citrate test What critical enzyme allows the organism to acquire carbon from the  medium?

A: Citrate or citrate utilization test is one of the biochemical tests (IMViC tests) that are used for…

Q: What are the advantages of the API 20E test compared to regular biochemical tube media

A: API 20E test helps in the determination of bacteria from lab-scale activated sludge treatment…

Q: Strong Iodine Solution USP Formula: Iodine pellets ____ Potassium iodide ____ Purified water ____…

A: Pharmacopeia has a collection of medicinal preparations, dosage forms, information about the purity…

Q: Bial's test uses concentrated HCI as a dehydrating acid and orcinol + traces of ferric chloride as…

A: We'll answer the first question since the exact one wasn't specified. please submit a new question…

Q: Necessary Conditions for Benedict's test Which conditions must be present for Benedict's test to be…

A: Reducing sugars:  A sugar that reacts with the oxidizing agent to form an aldonic acid is known as…

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: COLOR REACTIONS OF PROTEINS AND AMINO ACIDS

A: For tryptophan amino acid, the Hopkin-Cole reaction is used. Because of the indole ring of the amino…

Q: Test Reagents Used Positive Color Purpose Structure of Chemical Change 1. Biuret test 1% CuSO4 in…

A: Proteins are essential biomolecules, consisting of one or more long chains of amino acid residues.

Q: COLOR REACTION OF PROTEINS Question Guide: 1. Write the positive result, the chemical group…

A: The test which are given are test performed on protein to check for specific chemical group or bond…

Q: REAGENTS. Match the name of the reagent with the physiological test. Tests may require more than one…

A: A reagent is a substance added to a system to cause a chemical reaction or test if a reaction…

Q: heat the samples. Would increasing the concentration of acid in the solution, in lieu of heating,…

A: In Barfoed's test heating is used to break the bonds between the disaccharides forming…

Q: Nitrate reduction to nitrite is indicated by the formation of a pink to red colour after addition of…

A: Sulfanilic acid reacts with nitrous acid to form diazotized sulfanilic acid if introduced. This…

Q: General Concept: Match each test with the substance detected Match each test with the substance it…

A: There are several tests available to detect different substance in any food products or other…

Q: Periodic acid Schiff technique detail  explanation

A: Staining methods are used to improve and enhance the sample contrast for it to be studied under a…

Q: Ninhydrin test for amino acids or protein requires that sample test solution should be at initially…

A: Proteins are one of the essential macronutrients for a human body. The building blocks of proteins…

Q: Explain the decomposition of drug by redox reaction

A: Introduction Drugs are complex biologically active compounds that are degraded or decomposed by the…

Q: Citrate test Explain what is the color of the medium after incubation? Green or blue

A: To correctly identify a microbial species, we make use of various biochemical assays that have…

Q: What will be the results after you reconstitued a cefixime 60 ml a powder for suspension and stand…

A: A coarse dispersion suspension is a system in which an internal phase(also called the solid…

Q: Why an equal volume of air is injected when performing self-saleability test for rubber closure of a…

A: Self-sealability test is a form of quality control test that is done to test the integrity of rubber…

Q: When preparing samples for SDS-PAGE, what is the purpose of boiling the samples at 95°C?

A: Electrophoresis is a laboratory technique used to separate and isolate desired nucleic acid…

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: Voges Proskauer test Does color of the medium change to red after both reagents were added and…

A: Biochemical method of bacterial identification is a classical method that is used for the…

Q: Eosin Y Test solution

A: Eosin Y- test is a test that is used to check sperm health. It helps to check the intactness of the…

Q: Methyl Red test What color is the medium prior to addition of the pH indicator?

A: Methyl red test is one of the biochemical tests, carried out on bacteria. This test is performed to…

Q: Composition (+) of reagents Test Importance of the test Group Result Responsible

A: Proteins are macromolecules formed by amino acids; they are essentially polymers of structural units…

Q: Actual resut or product Name of test Test compound Reagents used Formaidehyde Benzaidehyde Tollen's…

A: The chemical group that consists of a carbonyl-carbon atom and a carbonyl-oxygen atom that are…

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: Why do we add powdered zinc to the nitrate reduction test?

A: Bacteria are prokaryotic simple unicellular organisms. Their mode of respiration may be aerobic or…

Q: 7.3x105 CFU/ml= Broth culture, how many bacteria would be contained

A: The number of viable bacterial cells in liquid culture is estimated by means of a colony-forming…

Q: Plating 0.1 mL of a sample diluted by a factor of 10^(-3) produced 43 colonies. What was the…

A: The question asks the original concentration (OCD) is to be identified in an undiluted…

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: Explain the reason not for trusting the results after the change of temperature of the incubator…

A: Biochemical test strip Biochemical test strips contain dehydrated bacterial media which are further…

Q: Citrate test What color indicates a rise in pH from the production of alkaline or basic products?

A: Citrate or citrate utilization test is one of the biochemical tests (IMViC tests) that are used for…

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: Color Reactions Test                                         Composition of Reagents…

A: Bio molecules also known as biological molecules. These are the molecules which are produced by…

Q: Results and Discussion:   Folin's McCarthy Sullivan Test: Samples: proline, methionine, alanine…

A: Amino acids are the molecules that join to form a protein structure. The bond formed between two…

Q: Citrate test What is the only souce of carbon in this medium?

A: Biochemical method of bacterial identification is a classical method that is used for the…

Q: Citrate test What pH idicateor is in this medium?

A: It is required to identify the pH indicator in citrate test.

Q: Pour-Plate Method 1. Three milliliters instead of 1 mL was placed in the Petri dish. Effect:…

A: Pour plate method is used for counting of  colony forming bacteria present in liquid specimen. In…

Q: Catalase test What is the reagent used in this test?

A: It is required to identify the reagents that are used in the Catalase test.

Q: Granulation of powder is an essential step in pr of all types of tablets [] True

A: Tablets are solid dosage unit. It consists of active substances in the powder form and can be…

Q: Ruhemann’s purple/blue-violet coloration in Ninhydrin test

A: Ninhydrin test is used for the detection of proteins and amino acids in a a sample. Ninhydrin…

Q: 100 mL Sterile water for injection q.s. Sig: as directed How many milliliters of a 100 mg/mL…

A: Available concentrate of Rhus toxicodendron extract is 100 mg/ml. While required concentrate is 10…