Description : The repeating unit in hyaluronic acid is (A) Glucuronic acid and Galactosamine (B) Glucuronic acid are glucosamine (C) Glucuronic acid and N-acetyl glucosamine (D) Glucuronic acid and N-acetyl galactosamine
Last Answer : Answer : C
Description : α–D–Glucuronic acid is present in (A) Hyaluronic acid (B) Chondroitin sulphate (C) Heparin (D) All of these
Last Answer : C
Description : Uridine diphosphate glucose (UDPG) is (A) Required for metabolism of galactose (B) Required for synthesis of glucuronic acid (C) A substrate for glycogen synthetase (D) All of the above
Last Answer : D
Description : Oxidation of galactose with conc HNO3 yields (A) Mucic acid (B) Glucuronic acid (C) Saccharic acid (D) Gluconic acid
Last Answer : A
Description : Penicillins interfere with bacterial cell wall synthesis by (a) Inhibiting synthesis of N-acetyl muramic acid pentapeptide (b) Inhibiting conjugation between N-acetyl muramic acid and N-acetyl ... link the peptidoglycan residues (d) Counterfeiting for D-alanine in the bacterial cell wall
Last Answer : Ans: C
Description : Penicillins interfere with bacterial cell wall synthesis by: A. Inhibiting synthesis of N-acetyl muramic acid pentapeptide B. Inhibiting conjugation between N-acetyl muramic acid and N-acetyl ... cross link the peptidoglycan residues D. Counterfeiting for D-alanine in the bacterial cell wall
Last Answer : C. Inhibiting transpeptidases and carboxypeptidases which cross link the peptidoglycan residues
Description : Which of the following is present as a marker in lysosomal enzymes to direct them to their destination? (A) Glucose-6-phosphate (B) Mannose-6-phosphate (C) Galactose-6-phosphate (D) N-Acetyl neuraminic acid
Description : The chitinous exoskeleton of arthropods is formed by the polymerisation of (a) N - acetyl glucosamine (b) lipoglycans (c) keratin sulphate and chondroitin sulphate (d) D - glucosamine.
Last Answer : (a) N - acetyl glucosamine
Description : N-acetylneuraminic acid is an example of (A) Sialic acid (B) Mucic acid (C) Glucuronic acid (D) Hippuric acid
Description : N–Acetylglucosamnine is present in (A) Hyaluronic acid (B) Chondroitin sulphate (C) Heparin (D) All of these
Description : Proteoglycans are made up of proteins and (A) Glucosamine (B) Mannosamine (C) Sialic acid (D) Mucopolysaccharides
Last Answer : Answer : D
Description : Hippuric acid is formed from (A) Benzoic acid and alanine (B) Benzoic acid glycine (C) Glucuronic acid and alanine (D) Glucuronic acid and glycine
Last Answer : Answer : B
Description : Reduction of Glucose with Ca++ in water produces (A) Sorbitol (B) Dulcitol (C) Mannitol (D) Glucuronic acid
Description : A substance that is not an intermediate in the formation of D-glucuronic acid from glucose is (A) Glucoss-1-p (B) 6-Phosphogluconate (C) Glucose-6-p (D) UDP-Glucose
Last Answer : B
Description : UDP Glucuronic acid is required for the biosynthesis of (A) Chondroitin sulphates (B) Glycogen (C) Lactose (D) Starch
Description : For glycogenesis, Glucose should be converted to (A) Glucuronic acid (B) Pyruvic acid (C) UDP glucose (D) Sorbitol
Description : UDPG is oxidized to UDP glucuronic acid by UDP dehydrogenase in presence of (A) FAD+ (B) NAD+ (C) NADP+ (D) ADP+
Description : In place of glucuronic acid chondroitin sulphate B contains (A) Gluconic acid (B) Gulonic acid (C) Induronic acid (D) Sulphonic acid
Description : Glucose on oxidation does not give (A) Glycoside (B) Glucosaccharic acid (C) Gluconic acid (D) Glucuronic acid
Description : Gangliosides derived from glucosylceramide contain in addition one or more molecules of (A) Sialic acid (B) Glycerol (C) Diacylglycerol (D) Hyaluronic acid
Last Answer : Answer : A
Description : Hyaluronidase hydrolyses (A) Hyaluronic acid (B) Chondroitin sulphate (C) Heparin (D) Hyaluronic acid and chondroitin sulphate
Description : The following examples are important heteropolysaccharides except (A) Amylopectin (B) Heparin (C) Peptidoglycan (D) Hyaluronic acid
Description : Synovial fluid contains (A) Heparin (B) Hyaluronic acid (C) Chondroitin sulphate (D) Keratin sulphate
Description : Hyaluronic acid is found in (A) Joints (B) Brain (C) Abdomen (D) Mouth
Description : The glycosaminoglycan which does not contain uronic acid is (A) Hyaluronic acid (B) Heparin (C) Chondroitin sulphate (D) Dermatan sulphate
Description : The polysaccharide used in assessing the glomerular fittration rate (GFR) is (A) Glycogen (B) Agar (C) Inulin (D) Hyaluronic acid CARBOHYDRATES AND CARBOHYDRATE METABOLISM 7
Description : Hyaluronic acid is seen in which tissues?
Last Answer : Connective tissue, synovial fluid, tendons, vitreous humor.
Description : Sodium is involved in the active uptake of (A) D-Glucose (B) D-Galactose (C) L-Amino acids (D) All of these
Description : The sugar absorbed by fac i l itated diffusion and requiring Na independent transporter is (A) Glucose (B) Fructose (C) Galactose (D) Ribose
Description : The number of milliliters of 0.1 N KOH required to neutralize the insoluble fatty acids from 5 gms of fat is called (A) Acid number (B) Acetyl number (C) Halogenation (D) Polenske number
Description : The number of ml of N/10 KOH required to neutralize the fatty acids in the distillate from 5 gm of fat is called (A) Reichert-Meissel number (B) Polenske number (C) Acetyl number (D) Non volatile fatty acid number
Description : Carbamoyl phosphate synthetase structure is marked by change in the presence of (A) N-Acetyl glutamate (B) N-Acetyl Aspartate (C) Neuraminic acid (D) Oxalate
Description : In urea synthesis, the amino acid functioning solely as an enzyme activator: (A) N-acetyl glutamate(B) Ornithine (C) Citrulline (D) Arginine
Description : How N-acetyl neuraminic acid (sialic acid) is synthesised?
Last Answer : N-acetyl mannosamine-6-phosphate + phospho enol pyruvate.
Description : Glucosamine is an important constituent of (A) Homopolysaccharide (B) Heteropolysaccharide (C) Mucopolysaccharide (D) Dextran
Description : Defective enzyme in Hurler’s syndrome is (A) α-L-diuronidase (B) Iduronate sulphatase (C) Arylsulphatase B (D) C-acetyl transferase
Description : Defective enzyme in Hunter’s syndrome is (A) α-L-iduronidase (B) Iduronate sulphatase (C) Arylsulphatase B (D) C-acetyl transferase
Description : Which of the following statements best describes the difference between amylose and amylopectin? (a) Amylose is a branched polysaccharide while amylopectin is a chain polysaccharide. (b) Amylose is a ... of thousands of D-glucose units while amylopectin is composed of thousands of D-galactose units.
Last Answer : Amylose is a straight-chain polysaccharide while amylopectin is a branched polysaccharide
Description : A substrate for the enzyme aldolase is (A) galactose-6-phosphate (B) isocitric acid (C) Glucose-1-phosphate (D) Fructose 1, 6 diphosphate
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 : A test to evaluate detoxifying function of liver is (A) Serum albumin: globulin ratio (B) Galactose tolerance test (C) Hippuric acid test (D) Prothrombin time
Description : Cerebrosides contain all the following except (A) Galactose (B) Sulphate (C) Sphingosine (D) Fatty acid
Description : The best known and most frequently used test of the detoxicating functions of liver is (A) Hippuric acid test (B) Galactose tolerance test (C) Epinephrine tolerance test (D) Rose Bengal dye test
Description : Glycosphingolipids are a combination of (A) Ceramide with one or more sugar residues (B) Glycerol with galactose (C) Sphingosine with galactose (D) Sphingosine with phosphoric acid
Description : Galactose on oxidation with conc. HNO3 produces (A) Gluconic acid (B) Saccharic acid (C) Saccharo Lactone (D) Mucic acid
Description : In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? (A) PTFE (B) Buna-S (C) PMMA (D) Polycaprolactam
Last Answer : (B) Buna-S
Description : The repeating units of PTFE are (A) Cl2CH-CH3 (B) F2 C = CF2 (C) F3 C-CF3 (D) FClC = CF2
Last Answer : (B) F2 C = CF2
Description : DNA is composed of repeating units of (a) ribonucleosides (b) deoxyribonucleosides (c) ribonucleotides (d) deoxyribonucleotides.
Last Answer : (d) deoxyribonucleotides.
Description : My partner wants to do it, but I don't know if he's in danger. Do you know about it?
Last Answer : If they are made of good quality and in a good place, they are small. Your partner may be most sensitive to it, but it turns out.
Description : Hyaluronic acid which binds corona radiata cells is a :-
Last Answer : Hyaluronic acid which binds corona radiata cells is a :- A. Homopolysaccharide B. Amino acid C. Mucopolysaccharide D. Glycoprotein