Description : Intermediate in the denovo synthesis of triacyl glycerols include all the following except (A) Fatty acyl CoA (B) CDP diacyl glycerol (C) Glycerol-3-phosphate (D) Lysophosphatidic acid
Last Answer : Answer : B
Description : Adipose tissue which is a store house for triacyl glycerol synthesis the same using (A) The glycerol released by hydrolysis of triacyl glycerol (B) The glycerol-3-phosphate obtained in the metabolism of glucose (C) 2-phosphoglycerate (D) 3-phosphoglycerate
Description : Very low density lipoproteins are relatively rich in (A) Cholesterol (B) Triacyl glycerol (C) Free fatty acids (D) Phospholipids
Description : When the stired triacylglycerol is lipolysed in the adipose tissue blood levels of _____ increased. (A) FFA only (B) Glycerol only (C) Free fatty acids (FFA) and Glycerol (D) Triacyl glycero
Last Answer : Answer : C
Description : The triacyl glycerol present in plasma lipoproteins are hydrolyzed by (A) Linqual lipase (B) Pancreatic lipase (C) Colipase (D) Lipoprotein lipase
Last Answer : Answer : D
Description : Depot fats of mammalian cells comprise mostly of (A) Cholesterol (B) Cholesterol esters (C) Triacyl glycerol (D) Phospholipids
Description : Complete digestion of triacyl glycerol (triglyceride) in gastro intestinal tract needs what enzymes?
Last Answer : Pancreatic lipase, co-lipase, isomerase and bile salts
Description : Which of the following regulates lipolysis in adipocytes? (A) Activation of fatty acid synthesis mediated by CAMP (B) Glycerol phosphorylation to prevent futile esterification of fatty acids (C) ... result of hormone stimulated increases in CAMP levels (D) Activation of CAMP production by Insulin
Description : Which one of the following compounds is a key intermediate in the synthesis of both triacyl glycerols and phospholipids? (A) CDP Choline (B) Phosphatidase (C) Triacyl glyceride (D) Phosphatidyl serine
Description : Glycerol-3-phosphate for the synthesis of triglycerides in adipose tissue is derived from (A) Phosphatidic acid (B) Diacylglycerol (C) Glycerol (D) Glucose
Description : In synthesis of Triglyceride from α-Glycero phosphate and acetyl CoA, the first intermediate formed is (A) β-diacyl glycerol (B) Acyl carnitine (C) Monoacyl glycerol(D) Phosphatidic acid
Description : Free glycerol cannot be used for triglyceride synthesis in (A) Liver (B) Kidney (C) Intestine (D) Adipose tissue
Description : In adipose tissue, glycerol-3-phosphate required for the synthesis of triglycerides comes mainly from (A) Hydrolysis of pre-existing triglycerides (B) Hydrolysis of phospholipids (C) Dihydroxyacetone phosphate formed in glycolysis (D) Free glycerol
Description : Which one of the following compounds cannot give rise to the net synthesis of Glucose? (A) Lactate (B) Glycerol (C) α-ketoglutarate (D) Acetyl CoA
Last Answer : B
Description : The principal action of insulin in adipose tissue is to inhibit the activity of the (A) Hormone sensitive lipoprotein lipase (B) Glycerol phosphate acyltransferase (C) Acetyl-CoA carboxylase (D) Pyruvate dehydrogenase
Last Answer : Answer : A
Description : Adipose tissue lacks (A) Hormone-sensitive lipase (B) Glycerol kinase (C) cAMP-dependent protein kinase (D) Glycerol-3-phosphate dehydrogenase
Description : Current concepts concerning the intestinal absorption of triacylglycerols are that (A) They must be completely hydrolysed before the constituent fatty acids can be absorbed (B) They are hydrolysed partially ... portal blood (D) In the absence of bile the hydrolysis of triacyl glycerols is absorbed
Description : Induction of drug metabolizing enzymes involves: A. A conformational change in the enzyme protein to favour binding of substrate molecules B. Expression of enzyme molecules on the surface of ... C. Enhanced transport of substrate molecules into hepatocytes D. Increased synthesis of enzyme protein
Last Answer : D. Increased synthesis of enzyme protein
Description : When aniline is heated with glycerol in the presence of sulfuric acid and nitrobenzene, it gives quinoline. This reaction in called (a) Fischer synthesis (b) Skraup synthesis (c) Diazotization (d) Corey-House synthesis
Last Answer : Skraup synthesis
Description : The sequence of amino acids in human growth hormone and the synthesis were done by (A) Sanger (B) Krebs (C) Chah Holi (D) Molisch
Description : An amino acid used for the synthesis of thyroid hormone is (A) Tyrosine (B) Tryptophan (C) Histidine (D) Proline
Description : All the following statements about FSH are true except (A) It is a tropic hormone secreted by anterior pituitary (B) Its secretion is increased by gonadotropin releasing hormone (C) It acts on Sertoli cells (D) It increases the synthesis of testosterone
Description : Growth hormone increases (A) Protein synthesis (B) Lipogenesis (C) Glycogenolysis (D) All of these
Description : Enhanced facultative reabsorption of water by Vasopressin is mediated by (A) Cyclic AMP (B) Ca++ (C) Cyclic GMP (D) Mg++
Description : The desaturation and chain elongation system of polyunsaturated fatty acid are enhanced by (A) Insulin (B) Glucagon (C) Epinephrine (D) Thyroxine
Description : Protein kinase C is activated by (A) Cyclic AMP (B) Cyclic GMP (C) Diacyl glycerol (D) Inositol triphosphate
Description : Glucose cannot be synthesized from (A) Glycerol (B) Lactate (C) Alanine (D) Leucine
Description : Glycerol can enter glycolytic pathway via (A) Dihydroxyacetone phosphate (B) 1, 3-Biphospoglycerate (C) 3-Phosphoglycerate (D) 2-Phosphoglycerate
Description : The common precursor in the biosynthesis of triacylglycerol and phospholipids is (A) 1, 2-Diacylglycerol phosphate (B) 1-Acylglycerol 3-phosphate (C) Glycerol 3-phosphate (D) Dihydroxyacetone phosphate
Description : The enzyme glycerol kinase is low activity in (A) Liver (B) Kidney (C) Intestine (D) Adipose tissue
Description : In the biosynthesis of triglycerides from glycerol 3-phosphate and acyl-CoA, the first intermediate formed is (A) 2-Monoacylglycerol (B) 1, 2-Diacylglycerol (C) Lysophosphatidic acid (D) Phosphatidic acid
Description : The glycerol for fatty acid esterification in adipocytes is (A) For the most part, derived from glucose (B) Obtained primarily from phosphorylation of glycerol by glycerol kinase (C) Formed from gluconeogenesis (D) Formed from glycogenolysis ENZYMES 153
Description : FAD is a coenzyme for (A) Succinate dehydrogenase (B) Glycerol-3-phosphate dehydrogenase (C) Sphingosine reductase (D) All of these
Description : Acroleic test is given by (A) Cholesterol (B) Glycerol (C) Glycosides (D) Sphingol
Description : Phospholipids are important cell membrane components since (A) They have glycerol (B) Form bilayers in water (C) Have polar and non-polar portions (D) Combine covalently with proteins
Description : Esters of fatty acids with higher alcohol other than glycerol are called as (A) Oils (B) Polyesters (C) Waxes (D) Terpenoids
Description : All the following are constituents of ganglioside molecule except (A) Glycerol (B) Sialic acid (C) Hexose sugar (D) Sphingosine
Description : Biosynthesis of Triglyceride and Lecithine both require an intermediate: (A) Monoacyl glycerol phosphate (B) Phosphatidic acid (C) Phosphatidyl ethanol amine (D) Phosphatidyl cytidylate
Description : Cerebrosides are composed of (A) Sphingosine, fatty acids, glycerol and phosphoric acid (B) Sphingosine, fatty acids, galactose (C) Glycerol, fatty acids, galactose (D) Glycerol, fatty acids, galactose, sphingol
Description : Phosphatidic acid on hydrolysis yields (A) Glycerol, fatty acids, phosphoric acid, choline (B) Glycerol, fatty acids, phosphoric acid (C) Glycerol, fatty acids, phosphoric acid, Glucose (D) Sphingol, fatty acids, phosphoric acid
Description : Sphingomyelins on hydrolysis yields (A) Glycerol, fatty acids, phosphoric acid and choline (B) Glycerol, sphingosine, choline and fatty acids (C) Sphingosine, phosphoric acid, Glycerol and inositol (D) Sphingosine, fatty acids, phosphoric acid and choline
Description : Phospholipids are important cell membrane components because (A) They have glycerol (B) They can form bilayers in water (C) They have both polar and non polar potions (D) They combine covalently with proteins
Description : Acrolein test is answered by (A) Cholesterol (B) Glycerol (C) Glycosides (D) Sphingol
Description : Sphingomyelins are composed of fatty acids, phosphoric acid and (A) Sphingosine and choline (B) Glycerol and sphingosine (C) Glycerol and Serine (D) Glycerol and Choline
Description : Lecithins are composed of (A) Glycerol + Fatty acids + Phosphoric acid + Choline (B) Glycerol + Fatty acids + Phosphoric acid + Ethanolamine (C) Glycerol + Fatty acids + Phosphoric acid + Serine (D) Glycerol + Fatty acids + Phosphoric acid + Beaine
Description : Acrolein Test is positive for (A) Glycerol (B) Prostaglandins (C) Carbohydrates (D) Proteins
Description : Saponification: (A) Hydrolysis of fats by alkali (B) Hydrolysis of glycerol by liposes (C) Esterification (D) Reduction
Description : Phospholipids help the oxidation of (A) Glycerol (B) Fatty acids (C) Glycerophosphates(D) None of these
Description : Lieberman-Burchard reaction is performed to detect (A) Cholesterol (B) Glycerol (C) Fatty acid (D) Vitamin D