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 : Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product? (a) Small intestine : Proteins Pepsin → ... Trypsin → Monoglycerides (d) Small intestine : Starch α-Amylase → Disaccharide (maltose)
Last Answer : (d) Small intestine : Starch α-Amylase → Disaccharide
Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.
Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na
Description : Only two of the following Statements accurately describe what happens in the mouth. 1. 2. 3. 4. Amylase breaks down large starch molecules into smaller maltose molecules. Chewing increases the surface area of food for digestion. Saliva emulsifies ... ? (a) 1 and 2 (b) 2 and 3 (c) 3 and 4 (d) 1 and 4
Last Answer : (a) 1 and 2
Description : Which of the following human digestive enzymes is incorrectly matched to its substrate? a) pepsin - protein b) trypsin - starch (pron: TRIP-sin) c) pancreatic amylase - starch (pron: AM-i-lase) d) lipase - fat e) maltase - maltose.
Last Answer : ANSWER: B -- TRYPSIN - STARCH
Description : What is the end product of action of pancreatic amylase on starch?
Last Answer : Maltose.
Description : The ion which activates salivary amylase activity is (A) Chloride (B) Bicarbonate (C) Sodium (D) Potassium
Last Answer : Answer : A
Description : Catalytic activity of salivary amylase requires the presence of (A) Chloride ions (B) Bromide ions (C) Iodide ions (D) All of these
Last Answer : A
Description : An enzyme in saliva which hydrolyzes starch is (A) Pepsinogen (B) Chymotrysin (C) α-Amylase (D) Malate
Last Answer : Answer : C
Description : The substrate for amylase is (A) Cane sugar (B) Starch (C) Lactose (D) Ribose
Last Answer : Answer : B
Description : Diastase can be used for the hydrolysis can be used for the hydrolysis of (A) Sucrose (B) Starch (C) Cellulose (D) Maltose
Description : A carbohydrate which can not be digested in human gut is (A) Cellulose (B) Starch (C) Glycogen (D) Maltose
Description : Honey contains the hydrolytic product of (A) Lactose (B) Maltose (C) Inulin (D) Starch
Last Answer : C
Description : Maltose can be formed by hydrolysis of (A) Starch (B) Dextrin (C) Glycogen (D) All of these
Last Answer : D
Description : Why is salivary amylase unable to function in the stomach? -Biology
Last Answer : answer:
Description : Salivary amylase convert ____into____
Last Answer : Salivary amylase convert ____into____
Description : Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal
Last Answer : (2) Pepsin Explanation: Protein digestion begins in the stomach with the action of pepsin. Pepsin is the active protein-digesting enzyme of the stomach. When pepsin acts on the protein ... that are digested in the small intestine with the help of trypsin, chymotrypsin, and carboxypeptidase.
Description : Which enzymes are likely to act on the baked potatoes eaten by a man, starting from the mouth and as it moves down the alimentary canal? (a) Pancreatic amylase → Salivary amylase ... (c) Salivary amylase → Pancreatic amylase → Disaccharidases (d) Salivary maltase → Carboxypeptidase → Trypsinogen
Last Answer : (c) Salivary amylase → Pancreatic amylase → Disaccharidases
Description : Which one of the following is the matching set of the gland and its secretion (a) Pituitary gland - Thyroxin (b) Salivary gland - Amylase (c) Adrenal cortex - Vasopressin (d) Islets of Langerhens - Secretin
Last Answer : (b) Salivary gland - Amylase
Description : Ptyalin is also known as (a) Salt solution (b) Salivary amylase (c) Sugar solution (d) None
Last Answer : (b) Salivary amylase
Last Answer : Pepsin
Description : _____ from the mold Aspergillus oryzaeis used as a spot remover in laundry presoaks, as an adhesive, and in baking, where it digests starch to glucose. a. Amylase b. Lactase c. Sucrase d. Maltase
Last Answer : a. Amylase
Description : Which of the following terms describes a gastric secretion that combines with vitamin B-12 so that it can be absorbed? a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged ... in protein digestion. d) Trypsin Trypsin is an enzyme that aids in the digestion of protein.
Last Answer : a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged patient.
Description : The enzyme for starch digestion (a) Maltase (b) Invertase (c) Lipase (d) Amylase
Last Answer : (d) Amylase
Description : Enzyme responsible for the digestion of starch in food of main is Present in (e) Salivary and gastric secretion. (b) Salivary and pancreatic secretion (c) Gastric and pancreatic secretion (d) Gastric and duodenal secretion
Last Answer : (b) Salivary and pancreatic secretion
Description : An enzyme which brings about the conversion of starch into maltose is known as
Last Answer : An enzyme which brings about the conversion of starch into maltose is known as A. Diastase B. Zymase C. Maltase D. Invertase
Description : Consider the following statements: (1) Cutin is a fatty acid polymer (2) Starch is a fatty acid polymer (3) Sucrose is monosaccharide (4) Maltose is polymer of fructose
Last Answer : Ans. ((b))
Description : Cereals are a rich source of - (1) Starch (2) Glucose (3) Fructose (4) Maltose
Last Answer : (1) Starch Explanation: Starch or amylum is a carbohydrate consisting of a large number of glucose units joined by glycosidic bonds. This polysaccharide is produced by all green plants as an ... It consists of two types of molecules: the linear and helical amylose and the branched amylopectin.
Description : The end product of the digestion of starch in the alimentary canal is — (1) glucose (2) galactose (3) maltose (4) isomaltose
Last Answer : (1) glucose Explanation: Starch or amylum is a carbohydrate consisting of a large number of glucose units joined by glycosidic bonds. Sugar from molasses or sugarcane, fruits or starch is first converted to glucose and fructose in presence of an enzyme called invertase.'
Description : Which converts starch into maltose?
Last Answer : Saliva
Description : Which is the enzyme that converts starch into maltose?
Last Answer : Ptyalin
Description : Translocation of carbohydrate nutrients usually occurs in the form of (a) glucose (b) maltose (c) starch (d) sucrose.
Last Answer : (d) sucrose.
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 : The monosaccharide obtained by hydrolysis of starch is : (a) D-Glucose (b) Maltose (c) D-Galactose (d) D-Ribose
Last Answer : D-Glucose
Description : Which of the following is a disaccharide? (A) Sucrose (B) Glucose (C) Starch (D) Maltose
Last Answer : (A) Sucrose
Description : __________ is a polysaccharide. (A) Maltose (B) Starch (C) Sucrose (D) Glucose
Last Answer : (B) Starch
Description : The enzyme which converts starch into the disaccharides maltose is (A) Diastase (B) Maltase (C) Yeast (D) None of these
Last Answer : (A) Diastase
Description : The end product of the digestion of starch in the alimentary canal is— (1) glucose (2) galactose (3) maltose (4) isomaltose
Last Answer : glucose
Description : Cereals are a rich source of (1) Starch (2) Glucose (3) Fructose (4) Maltose
Last Answer : Starch
Description : After the action of phosphorylase, glycogen is converted into (A) Amylopectin (B) dextrin (C) Amylose (D) Maltose
Description : Retention of sodium in the body leads to a retention of (A) Potassium (B) Water (C) Potassium and water (D) Neither potassium nor water
Description : Which of the following terms is used to describe stone formation in a salivary gland, usually the submandibular gland? a) Sialolithiasis Salivary stones are formed mainly from calcium phosphate. b ... of the salivary glands. d) Stomatitis Stomatitis refers to inflammation of the oral mucosa.
Last Answer : a) Sialolithiasis Salivary stones are formed mainly from calcium phosphate.
Description : What DOES NOT prevent the calculus formation: A. Mastication B. Tooth shape C. Tooth inclination and crowding D. Salivary flow E. Oral flora
Last Answer : A. Mastication
Description : Hormonal stimulation of the formation of the second messenger inositol 1,4,5 triphosphate (IP3) quickly leads to the release of which other intracellular messenger? (A) cAMP (B) Prostaglandin (C) Calcinon (D) Leukotriene
Description : Assertion `:` Emulsification is necessary for the digestion of fat. Reason `:` After fats are emulsified, the action of enzyme amylase gets significan
Last Answer : Assertion `:` Emulsification is necessary for the digestion of fat. Reason `:` After fats are emulsified ... D. If both Assertion & Reason are false.
Description : n mammals milk is digested by the action of (a) rennin (b) amylase (c) intestinal bacteria (d) invertase.
Last Answer : (a) rennin
Description : Zinc is a cofactor for (A) Acid phosphatase (B) Alkaline phosphatase (C) Amylase (D) Lipase
Description : A mitochondrial marker enzyme is (A) Aldolase (B) Amylase (C) Succinic dehydrogenase (D) Pyruvate dehydrogenase ENZYMES 175
Description : Genetic engineering requires enzyme: (A) DNA ase (B) Amylase (C) Lipase (D) Restriction endonuclease
Last Answer : Answer : D