Draw the reactions that convert fructose into glycolyticintermediates.
Q: Would glucose be an inhibitor of fructose? Why?
A: Glucose: Glucose is a monosaccharide, is a major carbohydrate present in table sugar, starch and…
Q: When glucose is reduced, only one alditol is produced.When fructose undergoes the same reaction,…
A: Fructose on reduction gives a mixture of two alcohols which are related as diastereomers as well as…
Q: Which step in lipid metabolism would you expect to be affected by 3,4-dihydroxybutyl-1-phosphonic…
A: Lipid metabolism is the synthesis and degradration of lipids in cells, involving the breakdown or…
Q: Write in detail about the properties of Beta-glucanase.
A: Beta Glucanase is an accelerator that hydrolyzes β-glucans. ... β-Glucanases are vital in this…
Q: Acetoacetate undergoes a spontaneous decarboxylation to produce what?
A: The decarboxylation reaction is the chemical reaction that deals with the removal of carbon in the…
Q: How can the synthesis and breakdown of fructose-2,6-bisphosphate be controlled independently?
A: Glycolysis is regulated in 3 steps and is 1.Glucose-6-phosphate formation 2.Fructose -6-phosphate to…
Q: Why are thioesters considered high-energycompounds?
A: Energy-rich compounds in cells comprise five kinds of high-energy bonds: phosphoanhydride, acyl…
Q: F L-carnitine in fatty acid metabolism is
A: Carnitine is important nutrient present in diet and synthesized from Amino acids.
Q: If glucose is such a readily available fuel, why is gluconeogenesis necessary?
A: Gluconeogenesis refers to the synthesis of glucose from non-carbohydrate substrates such as glycerol…
Q: is lycopene an intermediate in the biosynthesis of cholesterol?
A: Lycopene, a plant nutrient have antioxidant properties is an intermediate in biosynthesis of many…
Q: Why is acetyl phosphate considered an energy-richcompound while glucose 6-phosphate is not?
A: Energy-rich compounds are compounds having specific structural capabilities that result in a release…
Q: Arrange the intermediates of galactose metabolism via gycolysis in order trom the first intermedate…
A: Galactose is a monosaccharide having same chemical formula as glucose. It is a C-4 epimer of…
Q: Alanine, cysteine, glycine, serine, and threonine are amino acids whose breakdown yields pyruvate.…
A: Amino acids catabolism can either be done to produce urea by removal of α-amino groups or to form…
Q: Discuss galactose metabolism.
A: Galactose metabolism : It occurs in the cytoplasm of cells of the liver. Galactose gets metabolized…
Q: How can the remainder of the glycogen molecule be mobilized for use as a fuel?
A: The excess glucose molecules (Greater than 80-120 mg/dl) are permitted via insulin released by the…
Q: Given the question as what os the role of L- carnitine in fatty acid metabolism, what is the correct…
A: The beta-oxidation of the fatty acids involves three stages. Activation of fatty acids- occurs in…
Q: Write the equation for the final step in the catabolism of any fatty acid with an even number of…
A: Fatty acid catabolism is the breakdown of fatty acid to acetyl-CoA molecule through a process called…
Q: Explain why maltase, not amylase, hydrolyses maltose completing the digestion of starch.
A: Carbohydrate digestion begins mechanically and chemically in the mouth. Saliva is secreted by…
Q: Describe the role of glutamine and glutamate in amino acid metabolism.
A: Amino groups of most of the amino acids are transferred to α-ketoglutarate to form glutamate this is…
Q: Can an amino acid be both glucogenic and ketogenic? Explain why or why not.
A: The the amino acid is the basic subunit of the protein, which helps to form protein functional…
Q: what are roles performed by sodium sulfide and ethanol in catalase and amylase, respectively?
A: Introduction: Enzymes are biological catalysts which means they are the catalysts of life. They are…
Q: What is the role of malonyl CoA in fatty acid synthesis?
A: Fatty acid synthesis takes place within the cytoplasm where the synthesis of fatty acid occurs from…
Q: Will an amino acid be glucogenic or ketogenic if it is catabolized to the following molecules?(a)…
A: Glucogenic amino acids are the amino acids that are converted into glucose through gluconeogenesis…
Q: What are the functions of oxidative pentose phosphate pathway?
A: The pentose phosphate pathway is a metabolic pathway in which ribulose-5-phosphate, NADPH, and some…
Q: Identify the regulatory processes in cholesterol synthesis.
A: Cholesterol is considered the major sterol present in animal tissue. It is present in the animal…
Q: What is the role of bicarbonate in fatty acid synthesis?
A: A fatty acid can be defined as carboxylic acids along with a long aliphatic chain that could be…
Q: Name the starting material for fatty acid synthesis.
A: The starting material which is used for the synthesis of fatty acid through lipogenesis process is…
Q: Name the process of formation of glucose from non carbohydrates.
A: Glucose is the main type of sugar(monosaccharide) present in the blood and is the major source of…
Q: A glycogen polymer and an amylopectin polymer, each containing 100 monosaccharide subunits, are…
A: Amylopectin and glucogen are examples of branched polysaccharides.
Q: What are the unique enzymes needed to -oxidize amonounsaturated fatty acid?
A: Fatty acids are a source of energy in living organisms. Fatty acids can be saturated or mono- or…
Q: What enzymes are required for the synthesis of a glycogen particle starting from glucose…
A: Glycogen : It is a multibranched polysaccharide of glucose that serves as a form of energy storage…
Q: Margarine is made from vegetable oil by a chem-ical process. Do you suppose this process converts…
A: Margarine is a flavouring, baking, and cooking spreading. It's most commonly used as a butter…
Q: In your own words, what is the relevance of the pentose phosphate pathway? a comprehensive…
A: The pentose phosphate pathway (PPP), also known as the pentose phosphate shunt, is an important part…
Q: How would a lack of carbohydrates affect the processing of fats by β-oxidation?
A: The rate of fatty acid oxidation changes in response to the nutritional and hormonal state of the…
Q: If glycerol enters glycolysis as dihydroxyacetone phosphate, what other steps are required to form…
A: Glycolysis is the process to convert glucose to pyruvate. Glucose is a six-carbon compound whereas…
Q: Show the complete reaction mechanism for the deamination of alanine until the amino group is…
A: The deamination of the alanine amino acid takes place with the help of the transaminase enzyme to…
Q: How can you explain the importance of catalase activity in everyday life?
A: Catalase is an enzyme present in both eukaryotes and in some prokaryotes, the enzyme is common to…
Q: How many NTP molecules are required to synthesize glucose from each of the following compounds? (a)…
A: Introduction: Gluconeogenesis is a metabolic pathway that creates glucose from carbon substrates…
Q: What type of bond is hydrolyzed by alpha Amylase?
A: Amylases are of three types namley : 1.Alfla amylase 2.Beta amylase 3.Gamma amylase Amylases are the…
Q: What are the unique enzymes needed to -oxidize a polyunsaturated fatty acid?
A: Saturated fatty acids with an even number of carbon atoms are completely degraded via the…
Q: The pentose phosphate pathway is composed of two distinct phases. What are the two phases and what…
A: Introduction: The pentose phosphate pathway (PPP) is a branch of the glycolytic or gluconeogenic…
Q: Describe the roles of dihydroxyacetone phosphate and fatty acids in the synthesis of triacylglycerol
A: Triacylglycerol are the tri-esters of fatty acids and glycerol. It is made up of one glycerol and…
Q: What is the metabolic advantage of having both hexokinase and glucokinase to phosphorylate glucose?
A: The enzyme kinase is a class of enzymes that are involved in the addition of the phosphate group to…
Q: Which of the following is NOT TRUE about cholesterol biosynthesis?
A: Cholesterol is a form of lipid and is insoluble in water and soluble in organic solvents like…
Draw the reactions that convert fructose into glycolytic
intermediates.
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- Why is acetyl phosphate considered an energy-richcompound while glucose 6-phosphate is not?What are the functions of oxidative pentose phosphate pathway?Can the carbons in ketones be metabolized and wind up in a glucose monosaccharide? If yes, using merely the information presented in class, outline a possible metabolic route for these carbons. If no, explain why not.
- Maltase is an enzyme that catalyzes the hydrolysis of the disaccharide maltose. This process occurs during human digestion when maltase is secreted by the intestine and then converts maltose into glucose. Which two classes of biomolecules are directly involved in this process?During glycolysis, fructose 1,6-biphosphate splits into two compounds: ______________ after reacting with aldolase and _____________Why is glycolysis more rapid after the infusion of fructose?