Description : Acyl-CoA dehydrogenase converts Acyl CoA to α-β unsaturated acyl-CoA in presence of the coenzyme: (A) NAD+ (B) NADP+ (C) ATP (D) FAD
Last Answer : Answer : D
Description : Which one of the following enzymes requires a coenzyme derived from the vitamin whose structure is shown below? (A) Enoyl CoA hydratase (B) Phosphofructokinase (C) Glucose-6-phosphatase (D) Glucose-6-phosphate dehydrogenase
Description : Both Acyl carrier protein (ACP) of fatty acid synthetase and coenzyme (CoA) are (A) Contain reactive phosphorylated (B) Contain thymidine (C) Contain phosphopantetheine reactive groups (D) Contain cystine reactive groups
Last Answer : Answer : C
Description : The coenzyme involved in dehydrogenation of 3-hydroxy acyl-CoA is (A) FAD (B) FMN (C) NAD (D) NADP
Description : In β-oxidation, the coenzyme for acyl-CoA dehydrogenase is (A) FMN (B) NAD (C) NADP (D) FAD
Description : The coenzyme not involved in the formation of acetyl-CoA from pyruvate is (A) TPP (B) Biotin (C) NAD (D) FAD
Last Answer : Answer : B
Description : An examp le of group transferr ing coenzyme is (A) NAD+ (B) NADP+ (C) FAD (D) CoA
Description : An example of hydrogen transferring coenzyme is (A) CoA (B) NAD+ (C) Biotin (D) TPP
Description : Biotin is a coenzyme for (A) Pyruvate carboxylase (B) Acetyl CoA carboxylase (C) Propionyl CoA carboxylase (D) All of these
Description : NAD is required as a coenzyme for (A) Malate dehydrogenase (B) Succinate dehydrogenase (C) Glucose-6-phosphate dehydrogenase (D) HMG CoA reductae
Last Answer : Answer : A
Description : Riboflavin is a coenzyme in the reaction catalysed by the enzyme (A) Acyl CoA synthetase (B) Acyl CoA dehydrogenase (C) β-Hydroxy acyl CoA (D) Enoyl CoA dehydrogenase
Description : The conversion of pyruvate to acetyl CoA and CO2 (A) Is reversible (B) Involves the participation of lipoic acid (C) Depends on the coenzyme biotin (D) Occurs in the cytosol
Last Answer : B
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
Description : Transaminase activity needs the Coenzyme: (A) ATP (B) B6-PO4 (C) FADT (D) NAD+
Description : In most metabolic pathways, all needed enzymes are arranged together in a multienzyme complex within a (A) Solution of ATP (B) Membrane (C) Quanternary protein (D) Coenzyme
Description : The abnormal isoenzyme need not (A) Be an oxidoreductase (B) Have any coenzyme (C) Require ATP (D) Be localized intracellularly (E) Be a catalyst
Description : Coenzyme for phosphoenolpyruvate carboxykinase is (A) ATP (B) ADP (C) GTP (D) GDP
Description : In conversion of glucose to glucose-6- phsophate, the coenzyme is (A) Mg++ (B) ATP (C) Both (A) and (B) (D) None of these
Description : A coenzyme containing non aromatic hetero ring is (A) ATP (B) NAD (C) FMN (D) Biotin
Description : Activation of fatty acids requires all the following except (A) ATP (B) Coenzyme A (C) Thiokinase (D) Carnitine
Description : The transaminase activity needs the coenzyme: (A) ATP (B) B6 – PO4 (C) FAD+ (D) NAD+
Description : A coenzyme required for the synthesis of glycine from serine is (A) ATP (B) Pyridoxal phosphate (C) Tetrahydrofolate (D) NAD
Description : Magnesium ions are required in the reactions involving (A) NAD (B) FAD (C) ATP (D) CoA
Description : This catalyzes formation of CoA derivatives from fatty acid, CoA and ATP: (A) Acyl CoA dehydrogenase (B) Enoyl hydrase (C) β-OH acyl CoA dehydrogenase (D) Thio kinase
Description : Formation of acetyl CoA from pyruvate for de novo synthesis of fatty acids requires (A) Pyruvate dehydrogenase complex (B) Citrate synthetase (C) ATP citrate lyase (D) All of these
Description : An allosteric inhibitor of pyruvate dehydrogenase is (A) Acetyl CoA (B) ATP (C) NADH (D) Pyruvate
Description : Oxidative degradation of acetyl CoA in the citric acid cycle gives a net yield of all the following except (A) FADH2 (B) 3 NADH (C) 2 ATP (D) 2CO2
Description : The energy yield from complete oxidation of products generated by second reaction cycle of β-oxidation of palmitoyl CoA will be (A) 5 ATP (B) 12 ATP (C) 17 ATP (D) 34 ATP
Description : A soluble system for synthesis of fatty acids have been isolated from avian liver, required for the formation of long chain fatty acids by this system is (A) ATP (B) Acetyl CoA (C) NADPH (D) All of these
Description : The enzyme acyl-CoA synthase catalyses the conversion of a fatty acid of an active fatty acid in the presence of (A) AMP (B) ADP (C) ATP (D) GTP
Description : Which of the following compound is a positive allosteric modifier of the enzyme pyruvate carboxylase? (A) Biotin (B) Acetyl CoA (C) Oxaloacetate (D) ATP
Last Answer : A
Description : The number of molecules of ATP produced by the total oxidation of acetyl CoA in TCA cycle is (A) 6 (B) 8 (C) 10 (D) 12
Last Answer : D
Description : Making coq-au-vin but I don't eat pork (bacon)--any suggestions for alternatives?
Last Answer : Bacon is salty and smoky goodness. I imagine any other food that has the same flavor profile would do just as well. Have you considered turkey bacon?
Description : what are some of the health benefits of taking coq-10?
Last Answer : COQ-10 is an enzyme that is said to have some health benefits, especially for chronic fatigue sufferers. Some of the benifits are said to include increased energy and alertness.
Description : Vitamin B2 is component of coenzyme: (A) Pyridoxal phosphate (B) TPP (C) NAD (D) FMN/FAD
Description : Coenzyme is (A) Often a vitamin (B) Always an inorganic compound (C) Always a protein (D) Often a metal ENZYMES 173
Description : Which of the following forms part of a coenzyme? (A) Zn2+ (B) Lipase (C) Vitamin B2 (D) Lysine
Description : Coenzyme A contains the vitamin: (A) Riboflavin (B) Pantothenic acid (C) Pyridoxine (D) Thiamine
Description : Coenzyme A contains a vitamin which is (A) Thiamin (B) Ascorbic acid (C) Pantothenic acid (D) Niacinamide
Description : Which ot the following vitamin is involved in coenzyme function in transaminations? (A) Nicotinamide (B) Pyridoxine (C) Thiamine (D) Riboflavin
Description : The following vitamin is involved in coenzyme function in transaminations: (A) Nicotinamide (B) Pyridoxine (C) Thiamine (D) Riboflavin
Description : The vitamin required as coenzyme for the action of transaminases is (A) Niacin (B) Pantothenic acid (C) Pyridoxal phosphate (D) Riboflavin
Description : Vitamin B1 coenzyme (TPP) is involved in (A) Oxidative decarboxylation (B) Hydroxylation (C) Transamination (D) Carboxylation
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 : $ ATP is a type of coenzyme. ! Adenine is a type of pyrimidine.
Last Answer : $ ATP is a type of coenzyme. ! Adenine is a type of pyrimidine. A. If both As and R are correct and R ... , R is wrong D. If both As and R are wrong.
Description : Vitamin necessary for CoA synthesis: (A) Pantothenic acid (B) Vitamin C (C) B6 (D) B12
Description : How many moles of ATP are obtained from oxidation of 1 mole of acetyl CoA in the common metabolic pathway?
Last Answer : Need answer
Description : During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP? (a) Glycolysis (b) Krebs’ cycle (c) Conversion of pyruvic acid to acetyl CoA (d) Electron transport chain
Last Answer : (d) Electron transport chain
Description : Which of the following is the key intermediate compound linking glycolysis to the Krebs’ cycle? (a) Malic acid (b) Acetyl CoA (c) NADH (d) ATP
Last Answer : (b) Acetyl CoA
Description : Coenzymes derived from the vitamin shown below are required by enzymes involved in the synthesis of which of the following? (A) ATP (B) UTP (C) CTP (D) NADH