Digestive enzymes along with their substrates and products. -Biology

Digestive enzymes along with their substrates and products. -Biology
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The chemical forces that bind most coenzymes and substrates to enzymes such as LDH are (A) Hydrogen bonds (B) Peptide bonds (C) Coordinate bonds (D) Covalent bonds

Description : The chemical forces that bind most coenzymes and substrates to enzymes such as LDH are (A) Hydrogen bonds (B) Peptide bonds (C) Coordinate bonds (D) Covalent bonds

Last Answer : Answer : D

Enzymes which catalyse binding of two substrates by covalent bonds are known as (A) Lyases (B) Hydrolases (C) Ligases (D) Oxidoreductases

Description : Enzymes which catalyse binding of two substrates by covalent bonds are known as (A) Lyases (B) Hydrolases (C) Ligases (D) Oxidoreductases

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Enzymes leading to the high energy phosphorylation of substrates during glycolysis include which of the following? (A) Phosphoglycerate kinase (B) Enolase (C) Pyruvate Kinase (D) Glyceraldehyde-3-phosphate dehydrogenase

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Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C(B) Most of the enzyme catalysed reactions involve at least two substrates (C) Enzymes help in increasing the activation energy of the reaction (D) Equilibrium concentrations in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod

Description : Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C ... in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod

Last Answer : (C) Enzymes help in increasing the activation energy of the reaction

Organic molecules that increase the rate of metabolic reactions with themselveschangingareknown as A- coenzymes B- enzymes C- substrates D- .reactants

Description : Organic molecules that increase the rate of metabolic reactions with themselveschangingareknown as A- coenzymes B- enzymes C- substrates D- .reactants

Last Answer : enzymes

What is the function of digestive enzymes ? -Biology

Description : What is the function of digestive enzymes ? -Biology

Last Answer : The food we eat is complex in nature, i.e., it contains complex molecules. Digestive enzymes break down these complex molecules into smaller simpler molecules so that they can be absorbed by the walls of the intestine.

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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.

What are enzymes? Name any one enzyme of our digestive system and write its function. -Biology

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

Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?

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

What is the role of digestive enzymes and the factors that affect their function?

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

why do digestive enzymes not work on all groups of food?

Description : why do digestive enzymes not work on all groups of food?

Last Answer : takes place in the mouth

What kind of enzymes are in digestive juices ?

Description : What kind of enzymes are in digestive juices ?

Last Answer : Digestive juice contains an enzyme called pepsin.

Assertion: Bile is not a true digestive juice Reason: Bile lacks digestive enzymes.

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.

Digestive enzymes are

Description : Digestive enzymes are

Last Answer : Digestive enzymes are A. hydrolase B. oxido-reductase C. transferase D. none of these

Which part of the digestive system Produces basis solution, enzymes and insulim :-

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

How many of the following substances are secreted by exocrine glands. mucus, thyroxine, saliva, earwax, insulin, oil, milk, digestive enzymes, melaton

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

What are the main digestive enzymes and what factors affect how they function?

Description : What are the main digestive enzymes and what factors affect how they function?

Last Answer : What is the answer ?

In cell, digestive enzymes are found mainly in (A) Vacuoles (B) Lysosomes (C) Ribosomes (D) Lomasomes

Description : In cell, digestive enzymes are found mainly in (A) Vacuoles (B) Lysosomes (C) Ribosomes (D) Lomasomes

Last Answer : Answer : B

The best example of extracellular enzymes (exoenzyme) is (A) Nucleases (B) Digestive enzymes (C) Succinic dehydrogenase (D) None of these

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

Synthesis of the following enzymes is increased during starvation. (A) Digestive enzymes (B) Gluconeogenic enzymes (C) Urea cycle enzymes (D) Glucokinase

Description : Synthesis of the following enzymes is increased during starvation. (A) Digestive enzymes (B) Gluconeogenic enzymes (C) Urea cycle enzymes (D) Glucokinase

Last Answer : Answer : B

What are the five human digestive secretions? Which of them is the only one that does not contain digestive enzymes?

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.

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?

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).

Which of the following is/are digestive enzymes? (1) Trypsin (2) Lipase (3) Pepsin (4) All of the above

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.

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

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.

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 stomach (c) Troponin and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

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

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.

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

Which of the following organelles contain enzymes that have digestive action? (a) Ribosomes (b) Polysomes (c) Plastids (d) Lysosomes

Description : Which of the following organelles contain enzymes that have digestive action? (a) Ribosomes (b) Polysomes (c) Plastids (d) Lysosomes

Last Answer : (d) Lysosomes

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

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

Liver produce (a) Many enzymes (b) Many digestive enzymes (c) No digestive enzymes (d) None

Description : Liver produce (a) Many enzymes (b) Many digestive enzymes (c) No digestive enzymes (d) None

Last Answer : (c) No digestive enzymes

Digestive enzymes are (a) oxidative (b) Hydrolytic (c) Synthetic (d) None of these

Description : Digestive enzymes are (a) oxidative (b) Hydrolytic (c) Synthetic (d) None of these

Last Answer : (b) Hydrolytic

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.

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

What are respiratory substrates? -Biology

Description : What are respiratory substrates? -Biology

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What are the most common respiratory substrates? -Biology

Description : What are the most common respiratory substrates? -Biology

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What holds substrates in position during an enzyme catalyzed reaction?

Description : What holds substrates in position during an enzyme catalyzed reaction?

Last Answer : the acive site

All of the following statements about thioredoxin reductase are true except: (A) It requires NADH as a coenzyme (B) Its substrates are ADP, GDP, CDP and UDP (C) It is activated by ATP (D) It is inhibited by dADP

Description : All of the following statements about thioredoxin reductase are true except: (A) It requires NADH as a coenzyme (B) Its substrates are ADP, GDP, CDP and UDP (C) It is activated by ATP (D) It is inhibited by dADP

Last Answer : Answer : A

‘Lock’ and ‘Key’ model of enzyme action proposed by Fisher implies that (A) The active site is flexible and adjusts to substrate (B) The active site requires removal of PO4 group (C) The active site is complementary in shape to that of the substrate (D) Substrates change conformation prior to active site interaction

Description : Lock' and Key' model of enzyme action proposed by Fisher implies that (A) The active site is flexible and adjusts to substrate (B) The active site requires removal of PO4 group ( ... complementary in shape to that of the substrate (D) Substrates change conformation prior to active site interaction

Last Answer : Answer : C

Enzyme involved in joining together two substrates is (A) Glutamine synthetase (B) Aldolase (C) Gunaine deaminase (D) Arginase

Description : Enzyme involved in joining together two substrates is (A) Glutamine synthetase (B) Aldolase (C) Gunaine deaminase (D) Arginase

Last Answer : Answer : A

If curve X in the graph (below) represents no inhibition for the reaction of the enzyme with its substrates, the curve representing the competitive inhibition, of the same reaction is (A) A (B) B (C) C (D) D

Description : If curve X in the graph (below) represents no inhibition for the reaction of the enzyme with its substrates, the curve representing the competitive inhibition, of the same reaction is (A) A (B) B (C) C (D) D

Last Answer : Answer : A

Fischer’s ‘lock and key’ model of the enzyme action implies that (A) The active site is complementary in shape to that of substance only after interaction. (B) The active site is complementary in shape to that of substance (C) Substrates change conformation prior to active site interaction (D) The active site is flexible and adjusts to substrate

Description : Fischer's lock and key' model of the enzyme action implies that (A) The active site is complementary in shape to that of substance only after interaction. (B) The active site is ... change conformation prior to active site interaction (D) The active site is flexible and adjusts to substrate

Last Answer : Answer : B

Most amino acids are substrates for transamination except (A) Alanine (B) Threonine (C) Serine (D) Valine

Description : Most amino acids are substrates for transamination except (A) Alanine (B) Threonine (C) Serine (D) Valine

Last Answer : Answer : B

The device in figure 'A' shown in the illustration can sometimes have two ____________. EL-0078 A. gates B. emitters C. substrates D. cathodes

Description : The device in figure 'A' shown in the illustration can sometimes have two ____________. EL-0078 A. gates B. emitters C. substrates D. cathodes

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What are those non-carbohydrate sources? (What are the substrates for gluconeogenesis?).

Description : What are those non-carbohydrate sources? (What are the substrates for gluconeogenesis?). 

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What type of substrates is used for film and hybrid ICs?

Description : What type of substrates is used for film and hybrid ICs?

Last Answer : Glass or ceramic

Which one of the following statements regarding a catalyst is not correct? A An enzyme is a catalyst that only binds certain substrates. B An enzyme is a protein that is a highly efficient catalyst for one or more chemical reactions in a living system. C Catalysts increase the rate of a reaction by altering the mechanism, thereby increasing the activation energy. D Catalysts do not alter the equilibrium constant for a chemical reaction.

Description : Which one of the following statements regarding a catalyst is not correct? A An enzyme is a catalyst that only binds certain substrates. B An enzyme is a protein that is a highly ... increasing the activation energy. D Catalysts do not alter the equilibrium constant for a chemical reaction.

Last Answer : C Catalysts increase the rate of a reaction by altering the mechanism, thereby increasing the activation energy.

The p-type substrates in a conventional pn-junction isolated integrated circuit should be connected to:

Last Answer : The p-type substrates in a conventional pn-junction isolated integrated circuit should be connected to: The most negative potential available in the circuit.

(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 with digestion of starch in human digestive tract and mention their role. (c) How is required pH maintained in the stomach and small intestine? -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.

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 of the apo enzyme (C) Increasing the number of receptor sites of the apo enzyme (D) Activating the substrate ENZYMES 167

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

Allosteric enzymes regulate the formation of products by (A) Feedback inhibition (B) Non-competitive inhibition (C) Competitive inhibition (D) Repression-derepression

Description : Allosteric enzymes regulate the formation of products by (A) Feedback inhibition (B) Non-competitive inhibition (C) Competitive inhibition (D) Repression-derepression

Last Answer : Answer : A