Description : All amino acids are optically active except (A) Glycine (B) Serine (C) Threonine (D) Tryptophan
Last Answer : Answer : A
Description : Branched chain amino acids are (A) Cysteine and cystine (B) Tyrosine and Tryptophan (C) Glycine and Serine (D) Valine, Leucine and Isoleucine
Last Answer : Answer : D
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 : Cephalin consists of (A) Glycerol, fatty acids, phosphoric acid and choline (B) Glycerol, fatty acids, phosphoric acid and ethanolamine (C) Glycerol, fatty acids, phosphoric acid and inositol (D) Glycerol, fatty acids, phosphoric acid and serine
Last Answer : Answer : B
Description : The basic amino acids are (A) Lysine (B) Bile acids (C) Glycine (D) Alanine
Description : Cholesterol is the precursor for the biosynthesis of (A) fatty acid (B) prostaglandins (C) bile acids (D) sphingmyelin
Last Answer : Answer : C
Description : In A chain of the insulin molecule the Nterminal amino acid is (A) Glycine (B) Valine (C) Serine (D) Phenylalanine
Description : An amino acid required for porphyrin synthesis is (A) Proline (B) Glycine (C) Serine (D) Histidine
Description : 2-Amino 3-OH propanoic acid is (A) Glycine (B) Alanine (C) Valine (D) Serine
Description : In glutathione (a tripeptide) is present apart from Glutamic acid and cysteine: (A) Serine (B) Glycine (C) Leucine (D) Phenyl alanine
Description : Collagen is very rich in (A) Glycine (B) Serine (C) Aspartic acid (D) Glutamic acid
Description : The amino acid which detoxicated benzoic acid to form hippuric acid is (A) Glycine (B) Alanine (C) Serine (D) Glutamic acid
Description : Small amount of urinary oxalates is contributed by the amino acid: (A) Glycine (B) Tyrosine (C) Alanine (D) Serine
Description : The optically inactive amino acid is (A) Glycine (B) Serine (C) Threonine (D) Valine
Last Answer : (A) Glycine
Description : Main metabolic end product of cholesterol: (A) Coprosterol (B) 5-pregnenolone (C) Bile acid (D) Glycine
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 : Methylcobalamin is required for formation of (A) Serin from glycine (B) Glycine from serine (C) Methionine from homocysteine (D) All of these
Description : A coenzyme required for the synthesis of glycine from serine is (A) ATP (B) Pyridoxal phosphate (C) Tetrahydrofolate (D) NAD
Description : Glycine can be synthesized from (A) Serine (B) Choline (C) Betaine (D) All of these
Description : In mammalian tissues serine can be a biosynthetic precursor of (A) Methionine (B) Glycine (C) Tryptophan (D) Phenylalanine
Description : The substrate for photorespiration is (a) phosphoglyceric acid (b) glycolate (c) serine (d) glycine.
Last Answer : (b) glycolate
Description : The metabolic reaction requiring vitamin B12 but not folate is: A. Conversion of malonic acid to succinic acid B. Conversion of homocysteine to methionine C. Conversion of serine to glycine D. Thymidylate synthesis
Last Answer : A. Conversion of malonic acid to succinic acid
Description : Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II. Column I Column II (a) Glycerol, fatty acids Duodenum, ... , glucose Small intestine, active absorption (d) Fructose, Na+ Small intestine, passive absorption
Last Answer : (c) Glycine, glucose Small intestine, active absorption
Description : Most of the ammonia released from L-αamino acids reflects the coupled action of transaminase and (A) L-glutamate dehydrogenase (B) L-amino acid oxidase (C) Histidase (D) Serine dehydratase
Description : Bile, an emulsifier liquid, is made by the liver and later stored within the gallbladder and released in the duodenum. Bile is composed of bile salts, cholesterol and bile pigments. ... enzymes that break fats into simpler fatty acids and glycerol. Digestion System - Image Diversity: gallbladder
Last Answer : What is the adnexal organ of the digestive system in which bile is stored?
Description : Cholesterol is excreted as such into ________. (A) Urine (B) Faeces (C) Bile (D) Tears FATS AND FATTY ACID METABOLISM 99
Description : In haemolytic jaundice, urine shows (A) Absence of bile pigments and urobilinogen (B) Presence of bile pigments and urobilinogen (C) Absence of bile pigments and presence of urobilinogen (D) Presence of bile pigments and absence of urobilinogen FATS AND FATTY ACID METABOLISM 91
Description : All α-amino acids have one asymmetric carbon atom except (A) Arginine (B) Glycine (C) Aspartic acid (D) Histidine
Description : The following 4 amino acids are required for completion of urea cycle except (A) Aspartic acid (B) Arginine (C) Ornithine (D) Glycine
Description : Ascorbic acid is required to synthesise all of the following except (A) Collagen (B) Bile acids (C) Bile pigments (D) Epinephrine
Description : In human and other ureotelic organisms, the end product of amino acid nitrogen metabolism: (A) Bile acids (B) Ketone bodies (C) Urea (D) Barium sulphate
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Last Answer : A
Description : Most amino acids are substrates for transamination except (A) Alanine (B) Threonine (C) Serine (D) Valine
Description : With the exception of glycine all amino acids found in protein are (A) Isocitrate dehydrogenase (B) Fumarase (C) Succinate thiokinase (D) ATPase
Description : All the following amino acids are optically active except (A) Tryptophane (B) Phenylalanine (C) Valine (D) Glycine
Description : The amino acids required for creatine formation: (A) Glycine (B) Arginine (C) Methionine (D) All of these
Description : All amino acids have one asymmetric carbon atom, except (A) Arginine (B) Aspargine (C) Histidine (D) Glycine
Description : The amino acids involved in the synthesis of creatin are (A) Arginine, glycine, active methionine (B) Arginine, alanine, glycine (C) Glycine, lysine, methionine (D) Arginine, lysine, methionine
Description : The compound having the formula H2N—CO—NH—CH2—CH2—CH2—CH— COOH is | NH2 (A) Lysine (B) Glutamine (C) Serine (D) Citrulline
Description : Assertion :- Bile helps in emulsification of fats. Reason `:-` During emulsification fat is brokendown into fatty acid and glycerol.
Last Answer : Assertion :- Bile helps in emulsification of fats. Reason `:-` During emulsification fat is brokendown ... D. If both Assertion & Reason are false.
Description : Which of the following amino acids was not found to be synthesised in Miller’s experiment? (a) Alanine (b) Glycine (c) Aspartic acid (d) Glutamic acid (
Last Answer : (d) Glutamic acid
Description : The α-carbon of all the amino acids is a chirality center except for __________. (a) Glycine (b) Threonine (c) Proline (d) Aspartic acid
Last Answer : Glycine
Description : Which of the following amino acids has a heterocyclic R group? (a) Glycine (b) Threonine (c) Proline (d) Aspartic acid
Last Answer : Proline
Description : Epinephrine increases the concentration of free fatty acids in plasma by increasing (A) Extramitochondrial fatty acid synthesis (B) Mitochondrial fatty acid chain elongation (C) Microsomal fatty acid chain elongation (D) Lipolysis in adipose tissue
Description : In fatty acids synthase of both bacteria and mammals, ACP (acyl carrier protein) contain the vitamin: (A) Thiamin (B) Pyridoxine (C) Riboflavin (D) Pantothenic acid
Description : Which among the following fatty acids is an essential fatty acid for man? (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) None of these
Description : NAD is required as a conenzyme in (A) Citric acid cycle (B) HMP shunt (C) β-Oxidation of fatty acids (D) Both (A) and (C)
Description : Which of the following is not essential fatty acids? (A) Oleic acid (B) Linoleic acid (C) Arachidonic acid (D) Linolenic acid