Description : What are enzymes? Name any one enzyme of our digestive system and write its function. -Biology
Last Answer : Enzymes are biological catalysts. Catalysts are proteins that increase the rate of chemical reactions without being used up. For example: Amylase catalyses the breakdown of starch into sugars in the mouth and small intestine
Description : What are the main digestive enzymes and what factors affect how they function?
Last Answer : What is the answer ?
Description : What is the role of digestive enzymes and the factors that affect their function?
Last Answer : Digestive enzymes break down the food we eat into smallerparticles. In the mouth, there is salivary amylase which starts thebreak down of carbohydrates. Next, the stomach has pepsin whichstarts ... they are placed in an unsuitable pH ortemperature and therefore are unable to work.Hailey Amstrong
Description : State the role of the following in human digestive system : (i) Digestive enzymes (ii) Hydrochloric acid (iii) Villi -Biology
Last Answer : (i) Digestive enzymes – Foods need to be broken into their small or simpler molecules so that they can be absorbed into the bloodstream. However, the physical breakdown of food is not enough. ... are richly supplied with blood vessel which help to absorb digested food in to the blood stream.
Description : Digestive enzymes along with their substrates and products. -Biology
Last Answer : answer:
Description : why do digestive enzymes not work on all groups of food?
Last Answer : takes place in the mouth
Description : What kind of enzymes are in digestive juices ?
Last Answer : Digestive juice contains an enzyme called pepsin.
Description : Assertion: Bile is not a true digestive juice Reason: Bile lacks digestive enzymes.
Last Answer : Assertion: Bile is not a true digestive juice Reason: Bile lacks digestive enzymes. A. If both Assertion ... D. If both Assertion & Reason are false.
Description : Digestive enzymes are
Last Answer : Digestive enzymes are A. hydrolase B. oxido-reductase C. transferase D. none of these
Description : Which part of the digestive system Produces basis solution, enzymes and insulim :-
Last Answer : Which part of the digestive system Produces basis solution, enzymes and insulim :- A. Liver B. Pancreas C. Gall bladder D. Crypt of Lieber Kuhn
Description : How many of the following substances are secreted by exocrine glands. mucus, thyroxine, saliva, earwax, insulin, oil, milk, digestive enzymes, melaton
Last Answer : How many of the following substances are secreted by exocrine glands. mucus, thyroxine, saliva, earwax, insulin, ... A. Four B. Five C. Six D. Seven
Description : Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?
Last Answer : Feel Free to Answer
Description : In cell, digestive enzymes are found mainly in (A) Vacuoles (B) Lysosomes (C) Ribosomes (D) Lomasomes
Last Answer : Answer : B
Description : The best example of extracellular enzymes (exoenzyme) is (A) Nucleases (B) Digestive enzymes (C) Succinic dehydrogenase (D) None of these
Last Answer : Answer : C
Description : Synthesis of the following enzymes is increased during starvation. (A) Digestive enzymes (B) Gluconeogenic enzymes (C) Urea cycle enzymes (D) Glucokinase
Description : What are the five human digestive secretions? Which of them is the only one that does not contain digestive enzymes?
Last Answer : The human digestive secretions are: saliva, gastric juice, bile, pancreatic juice and enteric juice. Among these secretions only the bile does not contain digestive enzymes.
Description : Besides the pancreatic juice in the intestine there is the releasing of the enteric juice that contains digestive enzymes too. What are these enzymes and which type of molecule do each of these enzymes break?
Last Answer : The enteric juice is secreted by the small intestine mucosa. The enzymes of the enteric juice and their respective functions are described as follows: Enterokinase: enzyme that activates ... Enzymes that break nucleotides into its components (nitrogen-containing bases, phosphates and pentoses).
Description : Mechanical digestion is the fragmentation of food aided by specialized physical structures, such as teeth, previous to extracellullar digestion. The mechanical fragmentation of food helps digestive ... there are mandibles and chewing muscles to triturate food previous to the chemical digestion.
Last Answer : Concerning extracellular digestion what is meant by chemical digestion?
Description : Which of the following is/are digestive enzymes? (1) Trypsin (2) Lipase (3) Pepsin (4) All of the above
Last Answer : (4) All of the above Explanation: All of the above are digestive enzymes and help in the breaking down of complex food particles into simple ones. These simple particles can be easily absorbed by the blood and thus transported to all the cells of the body.
Description : The length of small intestine in a deer is more as compared to the length of small intestine of a tiger. The reason for this is — (a) Mode of intake of food. (b) Type of food consumed. (c) Presence or absence of villi in intestines. (d) Presence or absence of digestive enzymes
Last Answer : (b) Type of food consumed.
Description : Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in ... and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones
Last Answer : (c) Troponin and myosin - Complex proteins in striated muscles
Description : Pancreas produces (a) three digestive enzymes and one hormone (b) three types of digestive enzymes and two hormones (c) two digestive enzymes and one hormone (d) three digestive enzymes and no hormone.
Last Answer : (b) three types of digestive enzymes and two hormones
Description : Which of the following organelles contain enzymes that have digestive action? (a) Ribosomes (b) Polysomes (c) Plastids (d) Lysosomes
Last Answer : (d) Lysosomes
Description : Which of the following is produced from pancreas (a) 3 digestive enzymes and 3 hormone (b) 2 digestive enzymes and I hormone (c) 3 digestive enzymes and 2 hormone (d) 3 digestive enzymes and I hormone
Last Answer : (c) 3 digestive enzymes and 2 hormone
Description : Liver produce (a) Many enzymes (b) Many digestive enzymes (c) No digestive enzymes (d) None
Last Answer : (c) No digestive enzymes
Description : Digestive enzymes are (a) oxidative (b) Hydrolytic (c) Synthetic (d) None of these
Last Answer : (b) Hydrolytic
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 function of digestive syrup ?
Last Answer : : It is used for those who suffer from indigestion, bloating , indigestion , loss of appetite , acidosis , abdominal pain and constipation.
Description : The main digestive function of enterokinase is
Last Answer : The main digestive function of enterokinase is A. conversion of pepsinogen into pepsin B. ... of the gastric glands to secrete gastric juice
Description : Where is it produced and what is the function of enterogastrone in the digestive process?
Last Answer : When the chyme is too fatty there is a secretion of enterogastrone by the duodenum. This hormone reduces the peristalsis of the stomach thus slowing the entrance of food into the duodenum (as the digestion of fats takes more time).
Description : How is it produced and what is the function of cholecystokin in the digestive process?
Last Answer : The fat level of the chyme detected in the duodenum stimulates the secretion of cholecystokin (CCK). CCK acts by stimulating the secretion of the pancreatic juice also, and the releasing of bile by the gallbladder.
Description : Where is it produced and what is the function of secretin in the digestive process?
Last Answer : Secretin is made in the duodenum. The chyme acidity causes the duodenum to release this hormone that in its turn stimulates the secretion of the pancreatic juice.
Description : How is it produced and what is the function of gastrin in the digestive process?
Last Answer : The presence of food in the stomach stimulates the secretion of gastrin that in its turn triggers the releasing of the gastric juice.
Description : Peristalsis is the process of synchronized contractions of the muscular wall of the digestive tube. Peristaltic movements may occur from the esophagus until and including the bowels. The ... and megaesophagus (enlargement of the esophagus). Digestion System - Image Diversity: peristaltic movements
Last Answer : From the lumen to the external surface what are the tissues that form the digestive tube wall?
Description : Which of the following is the function of enterogastrone? (a) It inhibits the secretion of gastric juice. (b) It stimulates the secretion of digestive juices in the stomach. (c) It stimulates the flow of pancreatic juice. (d) It regulates the flow of bile.
Last Answer : (a) It inhibits the secretion of gastric juice.
Description : What is the function of enzymes in detergents? -Biology
Description : What is the enzymatic function of restriction enzymes? -Biology
Description : (a) Draw a diagram to show the nutrition in Amoeba and label the parts used for this purpose. Mention any other purpose served by this part other than nutrition. (b) Name the glands associated ... mention their role. (c) How is required pH maintained in the stomach and small intestine? -Biology
Last Answer : Answer.(a) Pseudopodia serves the purpose of locomotion apart from nutrition. (b) The salivary gland is associated with digestion of starch in human digestive tract. It secretes saliva which contains ... juice from liver makes the food alkaline in small intestine for the pancreatic enzymes to act.
Description : What are the four accessory organs of digestive system? -Biology
Description : Compounds that are needed for enzymes to function properly are
Last Answer : Vitaimins
Description : In which function of the body do enzymes help?
Last Answer : Digestion
Description : If a coenzyme is required in an enzyme reaction, the former usually has the function of (A) Acting as an acceptor for one of the cleavage products of the substrate (B) Enhancing the specificity ... C) Increasing the number of receptor sites of the apo enzyme (D) Activating the substrate ENZYMES 167
Last Answer : Answer : A
Description : Ribozymes: (A) RNA enzyme (B) Non-protein enzymes (C) Catalyst function (D) All of these
Last Answer : Answer : D
Description : An important function of vitamin A is (A) To act as coenzyme for a few enzymes (B) To play an integral role in protein synthesis (C) To prevent hemorrhages (D) To maintain the integrity of epithelial tissue
Description : Vitamin function as a. Co-enzymes b. Co-melecules c. Building blocks of cell d. None of these
Last Answer : Ans: C
Description : Compounds that are needed for enzymes to function properly are – (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers
Last Answer : (2) Vitamins Explanation: Vitamins are organic molecules that function in a wide variety of capacities within the body. The most prominent function of the vitamins is to serve as cofactors ( ... reactions. If an enzyme lacks the essential vitamin, it cannot perform its catalyst function properly.
Description : The function of Haemoglobin is to : (1) provide amino acids (2) carry oxygen (3) provide enzymes (4) help in excretion
Last Answer : (2) carry oxygen Explanation: Haemoglobin is an ironcontaining protein in red blood cells. Hemoglobin in the blood carries oxygen from the respiratory organs (lungs or gills) to the rest of ... resultant carbon dioxide to bring it back to the respiratory organs to be dispensed from the organism.
Description : Select the alternative giving correct identification and function of the organelle A' in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - ... packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids
Last Answer : (a) Mitochondria - Produce cellular energy in the form of ATP
Description : By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- ... membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these
Last Answer : all of these
Description : Proteins are chains of _____ that sometimes function as _____. a. monosaccharaides; energy compounds b. lipids; structural materials c. amino acids; enzymes d. disaccharides; enzymes
Last Answer : c. amino acids; enzymes