Description : All the following have 18 carbon atoms except (A) Linoleic acid (B) Linolenic acid (C) Arachidonic acid (D) Stearic acid
Last Answer : Answer : C
Description : A 20-carbon fatty acid among the following is (A) Linoleic acid (B) α -Linolenic acid (C) β -Linolenic acid (D) Arachidonic acid
Last Answer : Answer : D
Description : Arachidonic acid contains the number of double bonds: (A) 2 (B) 3 (C) 4 (D) 5
Description : The number of double bonds in arachidonic acid is (A) 1 (B) 2 (C) 4 (D) 6
Description : Which of the following is a hydroxyl fatty acid? (A) Oleic Acid (B) Ricinoleic acid (C) Caproic acid (D) Arachidonic acid
Last Answer : Answer : B
Description : Which of the following is not essential fatty acids? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid
Last Answer : Answer : A
Description : Which of the following is not essential fatty acid? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid
Description : Prostaglandins are synthesized in the body from (A) Myristic acid (B) Arachidonic acid (C) Stearic acid (D) Lignoceric acid
Description : Which of the following are classified as essential fatty acids? (A) Arachidonic acid (B) Oleic acid (C) Acetic acid (D) Butyric acid
Description : The prostaglandins are synthesized from (A) Arachidonic acid (B) Oleic acid (C) Linoleic acid (D) Linolenic acid
Description : Which of the following can be synthesized in the human body if precurors are available? (A) Oleic acid (B) Palmitoleic acid (C) Arachidonic acid (D) All of these
Description : All the following are omega-6-fatty acids except (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid
Description : Which of the following is omega-3 polyunsaturated fatty acid? (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid
Description : Essential fatty acid: (A) Linoleic acid (B) Linolenic acid (C) Arachidonic acid (D) All these
Description : Essential fatty acid deficiency may complicate total parenteral nutrition (TPN). Which of the following statements are true? A. Essential fatty acid deficiency may be prevented by the ... , dry, scaly skin associated with a maculopapular rash indicates essential fatty acid deficiency.
Last Answer : Answer: BD DISCUSSION: Biochemical evidence of essential fatty acid deficiency may occur as early as 7 to 10 days following initiation of fat-free parenteral nutrition. The decrease in ... essential to the diagnosis of essential fatty acid deficiency, but this plasma abnormality is often present
Description : Inflammation is a complex tissue reaction that includes the release of cytokines, leukotrienes, prostaglandins, and peptides. Prostaglandins involved in inflammatory processes are produced from arachidonic acid by (a) ... 2 (c) Glutathione - S - transferase (d) Lipoxygenase (e) Phospholipase A2
Last Answer : Ans: B
Description : What is the structure of arachidonic acid?
Last Answer : 20 carbon with four double bonds.
Description : Biologically active metabolites of arachidonic acid include all of the following EXCEPT: C A. Leukotrienes B. Thyromboxane A2 C. Complement D. Prostaglandin
Last Answer : Complement
Description : Biologically active metabolites of arachidonic acid include all of the following EXCEPT: C A. Leukotrienes (SRS) B. Thyromboxane A2 C. Complement D. None of these
Description : Which is the saturated fatty acid of the following – a) Stearic acid b) Arachidonic acid c) Oleic acid d) Linoleic acid
Last Answer : a) Stearic acid
Description : Inhibition of thromboxane synthesis by aspirin in platelets lasts for 5-7 days because: A. Aspirin persists in the body for 5-7 days B. Aspirin induced depletion of arachidonic acid lasts 5-7 ... 5-7 days D. Platelets cannot generate fresh thromboxane synthetase and their turnover time is 5-7 days
Last Answer : D. Platelets cannot generate fresh thromboxane synthetase and their turnover time is 5-7 days
Description : How many number of carbon atoms are present in 0.062 mol acetic acid HC2H3O2?
Last Answer : The number of carbon atoms which are present in 0,062 mol acetic acid HC2H3O2 is 0,747.10e23.
Description : All long chain fatty acids with even number of carbon atoms are oxidized to a pool of _________ by β-oxidation. (A) CO2 (B) Propionic acid (C) Acetic acid (D) Acetyl CoA
Description : The number of carbon atoms in decanoic acid present in butter: (A) 6 (B) 8 (C) 10 (D) 12
Description : The end product of omega-oxidation of fatty acids having an even number of carbon atoms is (A) Adipic acid (B) Suberic acid (C) Both (A) and (B) (D) None of these
Description : All the following can be oxidized by βoxidation except (A) Palmitic acid (B) Phytanic acid (C) Linoleic acid (D) Fatty acids having an odd number of carbon atoms
Description : Propionyl CoA is formed on oxidation of (A) Monounsaturated fatty acids (B) Polyunsaturated fatty acids (C) Fatty acids with odd number of carbon atoms (D) None of these FATS AND FATTY ACID METABOLISM 83
Description : In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the (A) Hexamethylene diamine and the ring (B) Hexamethylene diamine and the adipic acid (C) Adipic acid and the ring (D) None of these
Last Answer : (B) Hexamethylene diamine and the adipic acid
Description : In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the (A) Diamine and the ring (B) Dibasic acid and the ring (C) Diamine and the dibasic acid (D) None of these
Last Answer : (C) Diamine and the dibasic acid
Description : Prostaglandins have a common structure based on prostanoic acid which contains carbon atoms: (A) 12 (B) 16 (C) 18 (D) 20
Description : During each cycle of β-oxidation (A) One carbon atom is removed from the carboxyl end of the fatty acid (B) One carbon atom is removed from the methyl end of the fatty acid (C) Two carbon atoms ... carboxyl end of the fatty acid (D) Two carbon atoms are removed from the methyl end of the fatty acid
Description : For synthesis of prostaglandins, the essential fatty acids give rise to a fatty acid containing (A) 12 carbon atoms (B) 16 carbon atoms (C) 20 carbon atoms (D) 24 carbon atoms
Description : How many carbon atoms are present in oleic acid?
Last Answer : 18 carbon, with one double bond.
Description : Which one of the following biomolecules is correctly characterized? (a) Lecithin-a phosphorylated glyceride found in cell membrane. (b) Palmitic acid - an unsaturated fatty acid with 18 carbon atoms. ... Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.
Last Answer : (a) Lecithin-a phosphorylated glyceride found in cell membrane
Description : Write the name and structure of a saturated compound in which the carbon atoms are shaped in a ring. Also write the number of bonds present in that compound? -SST 10th
Last Answer : It’s cyclo alkane, it can be any cyclo alkane like cyclo pentane or cyclo hexane.
Description : What weight of Na will contain the same number of atoms as are present in 2.4 gm of carbon? -Chemistry 9th
Last Answer : 1 mole of Carbon has weight 12g. So 0.2 mole of Carbon will have weight 2.4 g. Now, 1 mole of Carbon contains 6.022 10^23 atoms So 0.2 moles of Carbon contains 1.2044 10^23 atoms. So we need to find the weight ... of Na. 1 mole of Na = 23 g So 0.2 mole of Na = 4.6 grams So, answer is 4.6 grams.
Description : What is the number of hydrogen atoms in an alken with three carbon atoms ?
Last Answer : Answer : The most common sign of an alkene is CnH2n + 2, where ' n' is the number of carbon atoms. Therefore the number of H– atoms in an alken with 3 carbon atoms = ( 2.3 + 2) = 8 .
Description : What is the number of atoms in 12 grams of carbon ?
Last Answer : : Number of atoms in 12 grams of carbon = 6.023 x 1023 .
Description : Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is
Last Answer : Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in ... reaction D. Reaction with `NH_(3)`
Description : Number of chiral carbon atoms in the compound W, X, Y and Z respectively would be :
Last Answer : Number of chiral carbon atoms in the compound W, X, Y and Z respectively would be :
Description : What is the maximun number of atoms that a carbon atom can bond with in an organic compoud?
Last Answer : Feel Free to Answer
Description : Fatty acids with odd number of carbon atoms yield acetyl-CoA and a molecule of (A) Succinyl-CoA (B) Propionyl-CoA (C) Malonyl-CoA (D) Acetoacetyl-CoA
Description : The fatty acids containing even number and odd number of carbon atoms as well as the unsaturated fatty acids are oxidized by (A) α-oxidation (B) β-oxidation (C) ω-oxidation (D) All of these
Description : Propionyl CoA formed oxidation of fatty acids having an odd number of carbon atoms is converted into (A) Acetyl CoA (B) Acetoacetyl CoA (C) D-Methylmalonyl CoA (D) Butyryl CoA
Description : Number of carbon atoms in cholesterol is (A) 17 (B) 19 (C) 27 (D) 30
Description : In nylon-6, the number 6 represents the total number of (A) Carbon atoms in the ring (B) Carbon atoms in the linear polymer chain (C) Nitrogen atoms in the ring (D) Hydrogen atoms in the ring
Last Answer : (B) Carbon atoms in the linear polymer chain
Description : Choose the correct statement. (A) Octane number of i-octane is zero (B) Octane number of paraffins increases with increasing number of carbon atoms (C) Branched chain paraffins have higher octane ... atoms (D) The aromatics have lower octane number than naphthenes with same number of carbon atoms
Last Answer : (A) Octane number of i-octane is zero
Description : H/C ratio (by weight) for the same number of carbon atoms is the highest in case of (A) Aromatics (B) Paraffins (C) Olefins (D) Naphthenes
Last Answer : (D) Naphthenes
Description : Aromatics have the highest __________ of all the hydrocarbons of same carbon atoms. (A) Smoke point (B) Octane number (C) Cetane number (D) Viscosity
Last Answer : (B) Octane number
Description : With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products (A) Decreases (B) Increases (C) Remain same (D) Unpredictable from the data
Last Answer : (B) Increases