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
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
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
Description : Iodine gives a red colour with (A) Starch (B) Dextrin (C) Glycogen (D) Inulin
Description : A carbohydrate, commonly known as dextrose is (A) Dextrin (B) D-Fructose (C) D-Glucose (D) Glycogen
Description : A polysacchharide which is often called animal starch is (A) Glycogen (B) Starch (C) Inulin (D) Dextrin
Description : Her’s disease is characterized by deficiency of (A) Muscle phosphorylase (B) Liver phosphorylase (C) Debranching enzyme (D) Glycogen synthase
Description : Cori disease (Limit dextrinosis) is caused due to absence of (A) Branching enzyme (B) Debranching enzyme (C) Glycogen synthase (D) Phosphorylase
Description : Pyridoxal phosphate is a coenzyme for (A) Glycogen synthetase (B) Phosphorylase (C) Both (A) and (B) (D) None of these
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
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
Last Answer : (B) Phosphorylase
Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin
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
Description : Glucose-1-phosphate liberated from glycogen cannot be converted into free glucose in (A) Liver (B) Kidneys (C) Muscles (D) Brain
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.
Last Answer : Amino acids
Description : The following examples are important heteropolysaccharides except (A) Amylopectin (B) Heparin (C) Peptidoglycan (D) Hyaluronic acid
Description : Each branch of amylopectin is at an interval of glucose units: (A) 14–20 (B) 24–30 (C) 34–40 (D) 44–50
Description : In amylopectin the intervals of glucose units of each branch is (A) 10–20 (B) 24–30 (C) 30–40 (D) 40–50
Description : The approximate number of branches in amylopectin is (A) 10 (B) 20 (C) 40 (D) 80
Description : Amylose contains glucose units (A) 100–200 (B) 200–300 (C) 300–400 (D) 500–600
Description : A heteropolysacchraide among the following is (A) Inulin (B) Cellulose (C) Heparin (D) Dextrin
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
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
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
Description : The enzyme common to catabolism of all the purines is (A) Adenosine deaminase (B) Purine nucleoside phosphorylase (C) Guanase (D) None of these
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
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
Description : Insulin increases the activity of (A) Pyruvate kinase (B) Phosphorylase (C) Triacylglycerol kinase (D) Fructose 2, 6-bisphosphatase
Description : The enzyme that converts glucose to glucose-6-phosphate is (A) Phosphatase (B) Hexokinase (C) Phosphorylase (D) Glucose synthetase
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