After the action of phosphorylase, glycogen is converted into (A) Amylopectin (B) dextrin (C) Amylose (D) Maltose

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Answer :

Answer :  B

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Description : Maltose can be formed by hydrolysis of (A) Starch (B) Dextrin (C) Glycogen (D) All of these

Last Answer : D

Description : Glycogen phosphorylase liberates the following from glycogen (A) Glucose (B) Glucose-6-phosphate (C) Glucose-1-phosphate (D) Maltose

Last Answer : Answer : C

Description : The salivary hydrolase is known as salivary amylase, or ptyalin. Ptyalin digests carbohydrates breaking starch and glycogen, glucose polymers, into maltose (a glucose disaccharide) and dextrin.

Last Answer : Why doesn't the food enter the trachea instead of going to the esophagus?

Description : A polymeric unit of starch which has a branched structure is (A) Glucose (B) Amylopectin (C) Isomaltose (D) Amylose

Last Answer : Answer : B

Description : Which of the following is not a polymer of glucose? (A) Amylose (B) Inulin (C) Cellulose (D) Dextrin

Last Answer : B

Description : Glycogen while being acted upon by active phosphorylase is converted first to (A) Glucose (B) Glucose 1-phosphate and Glycogen with 1 carbon less (C) Glucose-6-phosphate and Glycogen with 1 carbon less (D) 6-Phosphogluconic acid

Last Answer : C

Description : Glycogen is converted to glucose-1- phosphate by (A) UDPG transferase (B) Branching enzyme (C) Phosphorylase (D) Phosphatase

Last Answer : C

Description : Starch (a) is a trisaccharide. (b) is also called amylose. (c) is also called amylopectin. (d) is a mixture of amylose + amylopectin

Last Answer : is a mixture of amylose + amylopectin

Description : Which of the following statements best describes the difference between amylose and amylopectin? (a) Amylose is a branched polysaccharide while amylopectin is a chain polysaccharide. (b) Amylose is a ... of thousands of D-glucose units while amylopectin is composed of thousands of D-galactose units.

Last Answer : Amylose is a straight-chain polysaccharide while amylopectin is a branched polysaccharide

Description : Iodine test is positive for starch, dextrin and (A) Mucoproteins (B) Agar (C) Glycogen (D) Cellulose

Last Answer : C

Description : Iodine solution produces no color with (A) Cellulose (B) Starch (C) Dextrin (D) Glycogen

Last Answer : A

Description : Amylose is a constituent of (A) Starch (B) Cellulose (C) Glycogen (D) None of these

Last Answer : A

Description : Iodine gives a red colour with (A) Starch (B) Dextrin (C) Glycogen (D) Inulin

Last Answer : C

Description : A carbohydrate, commonly known as dextrose is (A) Dextrin (B) D-Fructose (C) D-Glucose (D) Glycogen

Last Answer : C

Description : A polysacchharide which is often called animal starch is (A) Glycogen (B) Starch (C) Inulin (D) Dextrin

Last Answer : D

Description : Her’s disease is characterized by deficiency of (A) Muscle phosphorylase (B) Liver phosphorylase (C) Debranching enzyme (D) Glycogen synthase

Last Answer : Answer : B

Description : Cori disease (Limit dextrinosis) is caused due to absence of (A) Branching enzyme (B) Debranching enzyme (C) Glycogen synthase (D) Phosphorylase

Last Answer : Answer : B

Description : Pyridoxal phosphate is a coenzyme for (A) Glycogen synthetase (B) Phosphorylase (C) Both (A) and (B) (D) None of these

Last Answer : Answer : B

Description : One of the following enzymes does not change glycogen synthase a to b. (A) Glycogen synthase kinases 3, 4, 5 (B) Ca2+ calmodulin phosphorylase kinase (C) Ca2+ calmodulin dependent protein kinase (D) Glycogen phosphorylase a

Last Answer : D

Description : What will activate glycogen phosphorylase?

Last Answer : Epinephrine, glucagon, cyclic AMP.

Description : Floridean starch has structure similar to (a) starch and cellulose (b) amylopectin and glycogen (c) mannitol and algin (d) laminarin and cellulose.

Last Answer : (b) amylopectin and glycogen

Description : The ultimate respiratory substrate, yielding maximum number of ATP molecules, is (a) glycogen (b) ketogenic amino acid (c) glucose (d) amylose.

Last Answer : (c) glucose

Description : A carbohydrate which can not be digested in human gut is (A) Cellulose (B) Starch (C) Glycogen (D) Maltose

Last Answer : Answer : A

Description : Pyridoxal phosphate is a coenzyme for (A) Glycogen synthetase (B) Phosphorylase (C) Both (A) and (B) (D) None of these

Last Answer : (B) Phosphorylase

Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin

Last Answer : Answer : B

Description : A polymer of glucose synthesized by the action of leuconostoc mesenteroids in a sucrose medium is (A) Dextrans (B) Dextrin (C) Limit dextrin (D) Inulin

Last Answer : A

Description : Glucose-1-phosphate liberated from glycogen cannot be converted into free glucose in (A) Liver (B) Kidneys (C) Muscles (D) Brain

Last Answer : Answer : C

Description : In which of the following groups are all polysaccharides? (a) Sucrose, glucose and fructose (b) Maltose, lactose and fructose (c) Glycogen, sucrose and maltose (d) Glycogen, cellulose and starch

Last Answer : (d) Glycogen, cellulose and starch

Description : Which compound is a monosaccharide? w) maltose x) sucrose y) glucose z) glycogen

Last Answer : ANSWER: Y -- GLUCOSE

Description : Which of the following yields a substance other than glucose on degradation by water? w) Cellulose x) Glycogen y) Sucrose z) Maltose

Last Answer : ANSWER: Y -- SUCROSE 

Description : In digestion, proteins are converted into (1) Fatty acids (2) Glucose (3) Amino acids (4) Maltose

Last Answer : (3) Amino acids Explanation: Most proteins are decomposed to single amino acids in digestion. Digestion typically begins in the stomach when pepsinogen is converted to pepsin by the action of ... intestine, most proteins are already reduced to single amino acid or peptides of several amino acids.

Description : In digestion, proteins are converted into (1) Fatty acids (2) Glucose (3) Amino acids (4) Maltose

Last Answer : Amino acids

Description : The following examples are important heteropolysaccharides except (A) Amylopectin (B) Heparin (C) Peptidoglycan (D) Hyaluronic acid

Last Answer : A

Description : Each branch of amylopectin is at an interval of glucose units: (A) 14–20 (B) 24–30 (C) 34–40 (D) 44–50

Last Answer : B

Description : In amylopectin the intervals of glucose units of each branch is (A) 10–20 (B) 24–30 (C) 30–40 (D) 40–50

Last Answer : B

Description : The approximate number of branches in amylopectin is (A) 10 (B) 20 (C) 40 (D) 80

Last Answer : D

Description : Amylose contains glucose units (A) 100–200 (B) 200–300 (C) 300–400 (D) 500–600

Last Answer : C

Description : A heteropolysacchraide among the following is (A) Inulin (B) Cellulose (C) Heparin (D) Dextrin

Last Answer : C

Description : Action of salivary amylase on starch leads to the formation of (A) Maltose (B) Maltotriose (C) Both of the above (D) Neither of these

Last Answer : C

Description : The glucose is converted into glycogen in liver and stored in `:`

Last Answer : The glucose is converted into glycogen in liver and stored in `:` A. Liver B. Liver and musles C. Liver and spleen D. Spleen and muscles

Description : The lactic acid generated during muscle contraction us flnally converted to glycogen in

Last Answer : The lactic acid generated during muscle contraction us flnally converted to glycogen in A. Muscle B. Kidney C. Liver D. Pancreas

Description : Action of glycogen synthase is inhibited by (A) Insulin (B) Glucose (C) Mg2+ (D) Cyclic AMP

Last Answer : Answer : C

Description : Mammals other than higher primates do not suffer from gout because they (A) Lack xanthine oxidase (B) Lack adenosine deaminase (C) Lack purine nucleoside phosphorylase (D) Possess uricase

Last Answer : Answer : D

Description : Inherited deficiency of purine nucleoside phosphorylase causes (A) Dwarfism (B) Mental retardation (C) Immunodeficiency (D) Gout

Last Answer : Answer : C

Description : The enzyme common to catabolism of all the purines is (A) Adenosine deaminase (B) Purine nucleoside phosphorylase (C) Guanase (D) None of these

Last Answer : Answer : B

Description : The region of DNA known as TATA BOX is the site for binding of (A) DNA polymerase (B) DNA topoisomerase (C) DNA dependent RNA polymerase (D) Polynucleotide phosphorylase

Last Answer : Answer : C

Description : Insulin regulates fatty acid synthesis by (A) Dephosphorylating of acetyl CoA carboxylase (B) Activating phosphorylase (C) Inhibiting malonyl CoA formation (D) Controlling carnitine-Acyl CoA transferase activity

Last Answer : Answer : A

Description : Insulin increases the activity of (A) Pyruvate kinase (B) Phosphorylase (C) Triacylglycerol kinase (D) Fructose 2, 6-bisphosphatase

Last Answer : Answer : A

Description : The enzyme that converts glucose to glucose-6-phosphate is (A) Phosphatase (B) Hexokinase (C) Phosphorylase (D) Glucose synthetase

Last Answer : Answer : B

Description : Cyclic AMP binds to (A) Catalytic subunits of protein kinase (B) Regulatory subunits of protein kinase (C) Catalytic subunits of phosphorylase kinase (D) Regulatory subunits of phosphorylase kinase

Last Answer : Answer : B