Description : Pantothenic acid contains an amino acid which is (A) Aspartic acid (B) Glutamic acid (C) β-Alanine (D) β-Aminoisobutyric acid
Last Answer : Answer : C
Last Answer : (D) β-Aminoisobutyric acid
Description : Sulphydryl group is present in (A) Cysteine (B) Methionine (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : An amino acid not containing the usual— COOH group is (A) Alanine (B) Tryptophan (C) Methionine (D) Taurine
Last Answer : Answer : D
Description : Enzymic deficiency in β-aminoisobutyric aciduria is (A) Adenosine deaminase (B) Xanthine oxidase (C) Orotidylate decarboxylase (D) Transaminase
Description : The first amino acid incorporated in a polypeptide in a ribosome of a human is (A) N formyl methionine (B) Methionine (C) Phenyl alanine (D) Hydroxy lysine
Last Answer : Answer : B
Description : An amino acid having a hydrophilic side chain is (A) Alanine (B) Proline (C) Methionine (D) Serine
Description : The amino acid from which synthesis of the protein of hair keratin takes place is (A) Alanine (B) Methionine (C) Proline (D) Hydroxyproline
Description : Small amount of urinary oxalates is contributed by the amino acid: (A) Glycine (B) Tyrosine (C) Alanine (D) Serine
Description : Niacin contains a (A) Sulphydryl group (B) Carboxyl group (C) Amide group (D) All of these
Description : A synthetic RNA having the sequence of UUUUUU (Poly U) will give a protein having poly ______. (A) Alamine (B) Phenyl alanine (C) Glycine (D) Methionine
Description : Sulphur is made available to the body by the amino acids: (A) Cystine and methionine (B) Taurine and alanine (C) Proline and hydroxyproline (D) Arginine and lysine MINERAL METABOLISM 191
Description : Chymotrypsin in the small intestine hydrolyzes peptide linkages containing (A) Alanine (B) Pheynl alanine (C) Valine (D) Methionine
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 : Which one of the following pairs of codons is correctly matched with their function or the signal for the particular amino acid? (a) AUG, ACG - Start/methionine (b) UUA, UCA - Leucine (c) GUU, GCU - Alanine (d) UAG, UGA - Stop
Last Answer : (b) UUA, UCA - Leucine
Last Answer : (d) UAG, UGA - Stop
Description : In humans, the principal metabolic product of pyrimidines is (A) Uric acid (B) Allantoin (C) Hypoxanthine (D) β-alanine
Description : The major catabolic product of pyrimidines in human is (A) β-Alanine (B) Urea (C) Uric acid (D) Guanine
Description : Non-Protein amino acids are (A) Ornithine (B) β-alanine (C) γ-amino butyric acid (D) All of these
Description : An amino acid not found in proteins is (A) β-Alanine (B) Proline (C) Lysine (D) Histidine
Description : Which of the following is not a component of coenzyme A? (A) Adenylic acid (B) Pantothenic acid (C) β -mercaptoethylamine (D) Deoxyadenylic acid
Description : In purine biosynthesis carbon atoms at 4 and 5 position and N at 7 position are contributed by (A) Glycine (B) Glutamine (C) Alanine (D) Threonine
Description : The 2 nitrogen atoms in urea are contributed by (A) Ammonia and glutamate (B) Glutamine and glutamate (C) Ammonia and aspartate (D) Ammonia and alanine
Description : AUG codes for a. Methionine b. Cytosine c. Leucine d. Alanine
Last Answer : a. Methionine
Description : Features of methylcobalamin include the following: A. It is an active coenzyme form of vit B12 B. It is required for the synthesis of S-adenosyl methionine C. It is specifically indicated for correcting neurological defects of vit B12 deficiency D. All of the above
Last Answer : D. All of the above
Description : Catabolism of thymidylate gives (A) α-alanine (B) β-alanine (C) α-aminoisobutyrate (D) β-aminoisobutyrate
Description : β -Alanine is formed from catabolism of (A) Thymine (B) Thymine and cytosine (C) Thymine and uracil (D) Cytosine and uracil
Description : In β-oxidation, the coenzyme for acyl-CoA dehydrogenase is (A) FMN (B) NAD (C) NADP (D) FAD
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 : 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
Description : The amino acid containing hydroxyl group: (A) Alanine (B) Isoleucine (C) Arginine (D) Threonine
Description : Which of the following is not a component of coenzyme A? (A) Pantothenic acid (B) Adenylic acid (C) Acetic acid (D) Sulfhydryl group
Description : Neogenesis of methyl group is (A) The availability of methyl group form δ adenosyl methionine (B) The availability of methyl group from betaine (C) Interaction between N5 N10 methylene tetra hydrofolate with a NAD+ dependent reductase (D) Availability of methyl group from methyl B12
Description : In E. coli the chain initiating amino acid in protein synthesis is (A) N-formyl methionine(B) Methionine (C) Serine (D) Cysteine
Description : The amino terminal of all polypeptide chain at the time of synthesis in E. coli is tagged to the amino acid residue: (A) Methionine (B) Serine (C) N-formyl methinine(D) N-formal serine
Description : Both folic acid and methyl cobalamin (vitamin B12) are required in (A) Deamination of serine (B) Deamination of threonine (C) Conversion of pyridoxal phosphate to pyridoxamine phosphate (D) Methylation of homocystein to methionine
Description : Which amino acid is a lipotropic factor? (A) Lysine (B) Leucine (C) Tryptophan (D) Methionine
Description : Phenylalanine, ornithine and methionine are involved in the biogenesis of (A) Lysergic acid (B) Reserpine (C) L-Hyoscyamine (D) Papaverine
Description : Which amino acid is a lipotropic factor? (A) Lysine (B) Lecuine (C) Tryptophan (D) Methionine
Description : The side chain of which of the following amino acid contain sulphur atom? (A) Methionine (B) Threonine (C) Leucine (D) Tryptophan
Description : The first amino acid incorporated in a polypeptide in a ribosome of a bacterium is (A) N formyl methionine (B) Methionine (C) Alamine (D) Glycine
Description : The sulphur containing amino acid: (A) Homoserine (B) Serine (C) Methionine (D) Valine
Description : An amino acid which contains a disulphide bond is (A) Lysine (B) Methionine (C) Homocysteine (D) Cystine
Description : The limiting amino acid in pulses is (A) Leucine (B) Lysine (C) Tryptophan (D) Methionine
Description : The limiting amino acid in wheat is (A) Leucine (B) Lysine (C) Cysteine (D) Methionine
Description : An essential amino acid in man is (A) Aspartate (B) Tyrosine (C) Methionine (D) Serine
Description : Sulphur containing amino acid is (A) Methionine (B) Leucine (C) Valine (D) Asparagine
Last Answer : (A) Methionine
Description : Hormones (A) Act as coenzyme (B) Act as enzyme (C) Influence synthesis of enzymes (D) Belong to B-complex group