Observations: Test Sample Observations Water   Glucose   Fructose   Arabinose   Inferences: What is the principle behind this test?     What kind of sugars will give a positive result to this test?

Q: You are growing yeast cells in your lab. The Yeast Growth Medium contains 56 mM glucose (Mol. Weight…

A: Yeast growth medium, also referred to as yeast culture medium or yeast nutrient medium, is a…

Q: Determine the objective of the test.  Choices:  Confirm the hydrogenation reaction Identify degree…

A: Determine the objective of the given test.  Choices:  Confirm the hydrogenation reaction Identify…

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: Which of the following fat-soluble vitamins would test positive for the Baeyer's test? Stapanan…

A: Baeyers test is a test for unsaturation. Baeyers reagent consists of cold alkaline KMnO4. It gives…

Q: Suppose a positive Barfoed's test was obtained with sucrose solution suggest and 1-3 sentence…

A: Sucrose is a disaccharide. It is formed from the dehydration reaction of glucose and fructose…

Q: 5. What are the positive results, composition of reagents and the importance of each test? Test…

A: Carbohydrates are hydrated carbons and has the common formula of [C(H2O)]n. Carbohydrates along with…

Q: Triple Sugar Iron slant for Staphylococcus Epidermidis , tell me the results I would get if I did…

A: The Triple Sugar Iron (TSI) test may be a microbiological check roughly named for its ability to…

Q: What are the possible interferences or complications in detecting and differentiating aldehydes and…

A: Both the aldehydes and ketones are classified as functional groups. The aldehydes are usually…

Q: The order is for Moxam 5 gm IM every 8 hours.  On hand is 10 gram of Moxam with the following…

A: Medication order is the terms used to define the directions for a drug needed to be given to the…

Q: Can you classify the following biochemical tests based on the following criteria and explain why you…

A: Different bacteria survives on different biochemical reactions. These biochemical reactions are used…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST BENEDICTS TEST SUGAR…

A: Benedict's test is a qualitative test that is used to detect the presence of reducing carbohydrates.…

Q: MATERIALS: Potato Thermometer Test Tubes Bunsen burner and tripod set up Distilled water 0.1%…

A: Polyphenoloxidase ia a copper containing enzyme which catalyses the oxidation of di or tri hydroxy…

Q: Match inhibitors, selective ingredients, pH indicators and other components to correct medium phenol…

A: Cultured bacteria are any bacteria that grow in the lab by the microbiologist using the required or…

Q: DISCUSS THE FOLLOWING 1.STAINING OF CARBOHYDRATES 2.Periodic Acid Schiff (PAS) Reaction 3.General…

A: Carbohydrates are one of the major macromolecules that play an essential role in energy storage…

Q: Match the biochemical test mediums to the chemical components for test reaction: OTSI TSI and SIM…

A: Biochemical test media are specialised growth mediums created to promote the growth and metabolic…

Q: Before starting the freeze-drying process, the weight of the test tube, Wi which is 15.33g and test…

A: Given, Weight of the test tube is 15.33g Test tube weight with microbial cell pellets is 34.94g…

Q: Below are the results for your unknown organism. S LM fluid 6 -L-M -s -LM fluid Please record your…

A: Phenol Red It is recommended that the carbohydrate fermentation reaction be determined to isolate…

Q: All recipes are given per litre unless specified.   Lambda Broth (LB) Plates…

A: Give, The final volume (V2) = 5mL. The stock concentration of MgSO4 (C1)= 1M The desired…

Q: Using the language of this unit explain whether the tri-saccharide is a reducing sugar? In your…

A: Reducing Sugar :   The term "reducing sugar" refers to a type of sugar that is capable of reducing…

Q: Type of Medium Original Color Any Chemicals Added to Visualize Reaction? Negative Result Positive…

A: Phenol red Glucose original colour will be yellow.  Negative results indicates that there is drop in…

Q: Before using the top agar, maltose and MgSO4 must be added. Why are maltose and MgSO4 added after…

A: Given, The stock concentration of maltose is 20% Required concentration is ~0.2% Final  volume is…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST MOLISCH’S TEST SUGAR…

A: Carbohydrates or sugars are the most abundant biopolymers in living organisms. Carbohydrates are…

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: Urine samples for each patient were tested for ketone bodies, and a Benedict's reagent and glucose…

A: Diabetes is a metabolic disorder characterised by hyperglycemia. It can be classified into two…

Q: A water sample from which 10, 1, and 0.1 ml/100mL dilutions resulted in 5, 4 and 3 positive…

A: Most probable number (MPN) is a method for estimation of the concentration of viable micro-organisms…

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: Which is the odd one out ? For the rest, explain the concept/process/technique they are involved…

A: Nucleic acid and proteins The nucleic acids are biomolecules which are made up of nucleotides…

Q: draw a schematic diagram on the Extraction of Flavonoids using the procedures stated below.

A: Extraction of flavonoids

Q: SIM (Indole): 1. Explain the incubation conditions 2. Explain the reagents being added 3. Explain…

A: The topic at hand includes a particular microbiological test known as the SIM test, which is…

Q: Which Unknown (a, b, c, d, or e) matches the test results pictured here (same as previous question)?…

A: Biomolecules such as carbohydrates, lipids, proteins etc present in a sample can be qualitatively…

Q: It is quite possible to have a positive reaction in a glucose carbohydrate broth and yet a negative…

A: Bacteria utilize sugar as their source of energy and some bacteria use glucose. They convert glucose…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST PICRIC ACID TEST…

A: Principle of the picric acid test: The reducing sugars react with Picric Acid  (2,4,6-trinitrophenol…

Q: Draw the products formed when β-D-galactose is treated with below reagent. NaH + C6H5CH2Cl

A: The products formed when β-D-galactose is treated with NaH and benzyl chloride has to be given.

Q: Compare and contrast Benedict's Tests for identifying reducing sugars and non-reducing sugars. What…

A: Carbohydrate is a macromolecules which is formed of carbon , hydrogen as well as oxygen . It is…

Q: Please submit your assignment on the following topic 1. Lipid Hydrolysis Test principle and their…

A: Introduction: Microorganisms are present everywhere around us, and they play an essential role in…

Q: In the third video, glucose, glycine and maltose are tested as samples with the Benedict's reagent.…

A: Introduction: The benedict is used for the detection of simple carbohydrates. It identifies the…

Q: DESCRIBE THE RESULTS OF THE REDUCTION TEST FOR SUGARS USING THE FOLLOWING TEST SELIWANOFF’S TEST…

A: Seliwanoff's test is used to distinguish between aldolases and ketoses. Sugars with ketone groups…

Q: For the free fatty acid samples, lipase had been added to corn oil and samples taken over time as…

A: Lipids are organic molecules that are soluble in organic solvents such as ether and chloroform but…

Q: What will you observe when the isolated beta amylase enzyme is subjected to biuret test

A: An enzyme is a biocatalyst that increase the rate of chemical reaction without itself being…

Q: A 250mL solution of penicillin and streptomycin needs to be made from penicillin G powder and…

A: Creating a 250 mL solution of penicillin and streptomycin from their respective powders involves…

Q: Explain how to prepare 250 ml liquid and 500 ml solid form separately from LB (Luria Bertani) medium…

A: The LB agar medium is designed in such a way that it is nutrient rich which supports the growth of…

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