Description : Multiple forms of the same enzymes are known as (A) Zymogens (B) Isoenzymes (C) Proenzymes (D) Pre-enzymes
Last Answer : Answer : B
Description : Inactive precursors of enzymes are known as (A) Apoenzymes (B) Coenzymes (C) Proenzymes (D) Holoenzymes
Last Answer : Answer : C
Description : Coenzymes combine with (A) Proenzymes (B) Apoenzymes (C) Holoenzymes (D) Antienzymes
Description : Enzymes, which are produced in inactive form in the living cells, are called (A) Papain (B) Lysozymes (C) Apoenzymes (D) Proenzymes
Last Answer : Answer : D
Description : An enzyme in saliva which hydrolyzes starch is (A) Pepsinogen (B) Chymotrysin (C) α-Amylase (D) Malate
Description : Conversion of pepsinogen to pepsin is (A) Intra molecular rearrangement (B) Breaking of hydrogen bonds (C) Covalent modification (D) Polymerisation
Description : Whcih of the following is a proenzyme? (A) Carboxypeptidase (B) Aminopeptidase (C) Chymotrypsin (D) Pepsinogen ENZYMES 159
Description : All the following statements about pepsin are correct except (A) It is smaller than pepsinogen (B) It is formed by the action of HCl on its precursor (C) Its optimum pH is 1.0–2.0 (D) It hydrolyses the C-terminal and N-terminal peptide bonds of proteins
Description : Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase
Last Answer : Answer : A
Description : HCI Production (a) Activate pepsinogen (b) Prorenin (c) Both (d) None
Last Answer : (c) Both
Description : What convert inactive pepsinogen into active pepsin?
Last Answer : Hydrochloric Acid (HCL) converts inactive pepsinogen into an active pepsin. HCL also kills harmful pathogens or particles in our food when it reaches the stomach through the gastrointestinal duct.
Description : Pepsinogen is secreted by
Last Answer : Pepsinogen is secreted by A. chief-cells B. Oxyntic cells C. mast cells D. parietal cells
Last Answer : Pepsinogen is secreted by A. argentaffin cells B. Goblet cells of ileum stimulates secretion of succus entricus C. chief cells D. parietal cells
Description : Just as hydrochloric acid is to pepsinogen, so is
Last Answer : Just as hydrochloric acid is to pepsinogen, so is A. haemoglobin to oxygen B. enterokinase to typsinogen C. bile juice to fat D. glucagon to glycogen
Description : Which cells of mucous layer of stomach secrete pepsinogen
Last Answer : Which cells of mucous layer of stomach secrete pepsinogen A. Chief cell B. Goblet cell C. Parietal cel D. Oxyntic cell
Description : How many enzymes are active in given enzymes ? Trypsin, Chymotrypsinogen, Pro carboxypeptidase, Pepsinogen, Rennin
Last Answer : How many enzymes are active in given enzymes ? Trypsin, Chymotrypsinogen, Pro carboxypeptidase, Pepsinogen, Rennin A. 1 B. 2 C. 3 D. 4
Description : Name the cells found in gastric glands which secrets the proenzyme pepsinogen
Last Answer : Name the cells found in gastric glands which secrets the proenzyme pepsinogen
Description : Name the hormone which increases the secretion of pepsinogen and hydrochloric acid from gastric glands.
Last Answer : Name the hormone which increases the secretion of pepsinogen and hydrochloric acid from gastric glands.
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 : What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor? (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active ... c) Gastric juice will be deficient in chymosin. (d) Gastric juice will be deficient in pepsinogen.
Last Answer : (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin.
Description : Which of the following statements is not correct? (a) Oxyntic cells are present in the mucosa of stomach and secrete HCl. (b) Acini are present in the pancreas and secrete carboxypeptidase. (c ... and secrete pepsinogen. (d) Goblet cells are present in the mucosa of intestine and secrete mucus
Last Answer : (c) Brunner’s glands are present in the submucosa of stomach and secrete pepsinogen.
Description : Gastric juice of infants contains (a) pepsinogen, lipase, rennin (b) amylase, rennin, pepsinogen (c) maltase, pepsinogen, rennin (d) nuclease, pepsinogen, lipase
Last Answer : (a) pepsinogen, lipase, rennin
Description : The enzyme enterokinase helps in conversion of (a) protein into polypeptides (b) trypsinogen into trypsin (c) caseinogen into casein (d) pepsinogen into pepsin.
Last Answer : (b) trypsinogen into trypsin
Description : Which of the following set is required for digestion of protein (a) Rennin, lipase, pepsinogen (b) Rennin, pepsin, trypsin (c) Pepsin, trypsin, erepsin (d) Trypsin, chymotrypsin, rennin
Last Answer : (c) Pepsin, trypsin, erepsin
Description : Zymogen cells of gastric gland secrete (a) Pepsinogen (b) Chymotrypsin (c) Pepsin (d) Trypsin
Last Answer : (a) Pepsinogen
Description : Which of the following converts inactive pepsinogen into active pepsin : (a) HCI (b) Mucous (c) Hormone (d) Enterokinase
Last Answer : (a) HCI