One test for the presence of many simple carbohydrates is to use Benedict's reagent. What is the use of a two-fold control?
Q: What are the hydrolytic products of sucrose?
A: Sucrose is a disaccharide. Its sweet in taste. It is composed of Glucose and fructose attached with…
Q: Is it still possible to find polysaccharides in the result of starch hydrolysis? What tests may have…
A: Starch is the carbohydrate made up of several glucose molecules linked together by glyosidic…
Q: Explain how the color change occurs with the biuret reagent in the presence of proteins
A: Protein is a polypeptide chain of amino acid, Biuret test is a kind of biochemical test, used to…
Q: Give one test to show the difference between reducing and non-reducing sugars. (Give the indication…
A: Sugars are sweet-tasting compounds. They can be monosaccharides, disaccharides based on the number…
Q: What are difference between phenylketoneuria and thalassemia?
A: Human genetic disorders are defects caused by any genetic mechanism like Mendelian genes,…
Q: Name the tests for aromatic amino acids .
A: Aromatic amino acids are those amino acids that contain aromatic ring as a side chain. Aromatic…
Q: What are the hydrolytic products of sucrose?…
A: Hi! Thank you for your questions. But since you have posted multiple questions, according to our…
Q: Why does the violet color of the Hubble’s reagent fade away in unsaturated fats/oil?
A: a. Fatty acids are classified into saturated and unsaturated fatty acids. b. Saturated fatty acids…
Q: What color difference will be observed in glycogen with iodine test or how can iodine test be used…
A: The iodine test is a qualitative chemical test used to distinguish mono and disaccharides from…
Q: A culture medium contains 1mM NaCl, 1mM of each essential amino acid, and 5g/L honey. Is the medium…
A: A culture medium is defined if it contains various constituents with known and measurable…
Q: What difference can you observe in the iodine test for glycogen and starch? Explain the difference
A: Carbohydrates are one of the main organic molecules required by the body for proper functioning and…
Q: Why is Molisch’s test used for the determination of presence of pentose in the hydrolysate? What…
A: Carbohydrates are polyhydroxy compounds, composed of carbons, hydrogen, and an oxygen atom. It is…
Q: what is the purpose of adding HCl in the precipitation of proteins by alkaloidal reagents?
A: Protein precipitation is the process in which protein is separated from any extra contaminants that…
Q: what is Galactosemia. How does galactosemia manifest itself ( give details)
A: Genetic metabolic disorder - It is a metabolic problem occurs because of genetic disorder or…
Q: Why is the Molisch test nonspecific for carbohydrates?
A: Molisch test: The test is named after an Austrian botanist named Hans Molisch. The molisch reagents…
Q: What metabolic defect causes galactosemia?
A: Recessive genetic disorders happen when an individual acquires a non-working quality from each…
Q: What test will identify this lipid?
A: The given lipid is sphingomyelin. It has Sphingosine as its platform molecule and Phosphocholine as…
Q: What test can be performed to identify this lipid structure?
A: A group of organic compounds includes lipids that are insoluble or poorly soluble in water.…
Q: What is phenylketonuria? Discuss its occurrence, symptoms if any, treatments if there are, and any…
A: The pattern of inheritance of a condition caused by a recessive faulty gene copy located on an…
Q: Why do trioses and tetroses give negative result for the Molisch’s Test? Explain with the help of…
A:
Q: Ellman's reagent is used to quantify the (one word) content of proteins.
A: Proteins are large biological polymers (macromolecules) made up of monomer units of amino acid…
Q: Can the Molisch test distinguish monosaccharides, disaccharides, oligosaccharides, and…
A: Carbohydrates are molecules with the formula (CH2O)n that contain carbon, hydrogen, and oxygen.…
Q: what substances interfere with the tests for fructose? for lactose?
A: Seliwanoff's test is the qualitative test for the detection of ketose sugars in a sample. The ketose…
Q: What test is used to differentiate glucose and galactose? Explain the answer
A: Galactose and glucose are hexokinase monosaccharides. Both these sugars are sweet in tase. Galactose…
Q: What are the advantages and disadvantages of using the Lieberman-Burchard Test for Lipids
A: Lieberman-Burchard Test : this is the specific test used for detection of cholesterol in which…
Q: Reduction of D-fructose with a reducing agent yields a mixture of d-sorbitol along with a second,…
A: Reducing sugars are the sugars that are capable of reacting with reducing agents because they…
Q: This is the compound tagatose. Is this an aldose or a ketose?
A: Tagatose is a six-carbon monosaccharide. It is a rare sugar. Tagatose is used as a low-calorie…
Q: What is the chemical equation of benedict's test for traceable levels of reducing sugars in blood?
A: The presence of any reducing sugar in an analyte can be detected using Benedict's test. The reagent…
Q: What are the conjugation reactions that the bile acidsundergo and what is their function?
A: Bile acids are the amphipathic steroidal molecules that are derived from the catabolism of…
Q: What is the Beer-Lambert’s Law? Why is it relevant to the quantitative analysis of proteins?
A: The Beer-Lambert Law is given by It is a relationship between the absorption of light energy by a…
Q: In the acid- catalyzed hydrolysis of starch, how can you tell when the hydrolysis of starch is…
A: Starch is a branched polysaccharide that is made up of glucose units linked by Alpha 1,4 ans 1,6…
Q: Why is Hart's test considered as an indirect way of determining the presence of ß hydroxybutyrate?
A: Beta hydroxybutyrate is not detected directly but it can be converted into acetone which can be…
Q: Which of the following foods can someone who has lactoseintolerance eat?(a) ice cream(b) french…
A: Lactose intolerance is a condition where an individual cannot fully digest lactose, due to either…
Q: What is a positive result for Osazone test Carbohydrates?
A: Osazone test is used to detect different types of reducing sugar or differentiate reducing sugar…
Q: Five amino acids were subjected to normal phase chromatography, and the following Rf values were…
A: Retention factors are useful for the comparison of the results of chromatographic separation of one…
Q: Give the chemical principles involved in a positive Biuret test, Millon’s Test and Sakaguchi Test.…
A: The color reactions of the proteins are useful in identifying the amino acids present in them. The…
Q: Why can galactosemia be relieved by feeding an affected infant a formula containing sucrose as the…
A: Galactosemia is a genetic disorder that occurs due to mutation in the GALK1, GALT, and GALE genes.…
Q: Which is a low calorie non-saccharide artificial sweetener?
A: Aspartame Aspartame (APM) is an artificial, non-saccharide, low-calorie sweetener used as a sugar…
Q: Is spelt flour a wheat flour or a non-wheat flour?
A: A flour is a powder made by grinding raw grains, roots, beans, nuts, or seeds. Flours are used to…
Q: What is the molecular weight of the Botulinum neurotoxin, a protein that contains 1350 amino acids?…
A: Given Values: Number of residues present in botulinum toxin = 1350
Q: What is galactosemia? Explain briefly.
A: Galactose is a monosaccharide sugar present in diet and it is metabolise into glucose to provide…
Q: How does stereoisomerism features affect the pharmacodynamic effect? explain briefly
A: To study a biological property and physical property of an organic compound to become a drug is…
Q: Is it true that coconut oils contain no cholesterol? Provide reasons
A: Coconut oil is basically a tropical oil derived from the dried nuts of coconut palm tree.
Q: aside from Benedict's test, by what other method can reducing sugars be differentiated from each…
A: Reducing sugars are those that contain a free anomeric carbon. Examples of reducing sugars are…
Q: What is the chemical make-up of the vast majority of gallstones, and how do they form?
A: The gallbladder, or chole cyst, is a tiny hollow organ that stores and concentrates bile before…
Q: What is this lipid? What test wll identify this?
A: Lipids are not polymers. The simplest form of lipid is fatty acids that are a long chain…
Q: Refer to the lipid structure below. CH, O-C-(CH,),,CH, CH-O-C-(CH,),,CH, NH,+ CH O-P-O-CH,-CH-COO-…
A: Lipids are biomolecules which serves a variety of functions in lifeforms as it undergoes specific…
Q: Why is Hart’s test considered as an indirect way of determining the presence of β hydroxybutyrate?
A: The formation of ketone bodies occurs in liver mitochondria when acetyl CoA is stored in large…
One test for the presence of many simple carbohydrates is to use Benedict's reagent. What is the use of a two-fold control?
Step by step
Solved in 3 steps
- Instead of Molisch's test, what specific test can be used to detect the presence of pentose sugar?Inulin is a polysaccharide compound entirely of fructose units. What would be the effect of the seliwanoff's test on inulin? Explain in 2-3 sentences.In the acid- catalyzed hydrolysis of starch, how can you tell when the hydrolysis of starch is complete, why does the test work this way? What is the monosaccharide at the end?
- Can the iodine test distinguish between amylose and amylopectin? What would you look for?What does a “reducing sugar” mean? Which of the following tests is/are specific to reducing sugars?What color difference will be observed in glycogen with iodine test or how can iodine test be used to distinguish between amylose and glycogen?