Description : The proteins present in maize are deficient in (A) Lysine (B) Threonine (C) Tryptophan (D) Tyrosine
Last Answer : Answer : C
Description : The limiting amino acid in wheat is (A) Leucine (B) Lysine (C) Cysteine (D) Methionine
Last Answer : Answer : B
Description : The limiting amino acid in pulses is (A) Leucine (B) Lysine (C) Tryptophan (D) Methionine
Last Answer : Answer : D
Description : The limiting amino acid of rice is (A) Lysine (B) Tryptophan (C) Phenylalanine (D) Tyrosine
Last Answer : Answer : A
Description : All the following are sulphur containing amino acids found in proteins except (A) Cysteine (B) Cystine (C) Methionine (D) Threonine
Last Answer : (D) Threonine
Description : Pulses are deficient in (A) Lysine (B) Threonine (C) Methionine (D) Tryptophan
Description : A ketogenic amino acid is (A) Valine (B) Cysteine (C) Leucine (D) Threonine
Description : In the B chain of insulin molecule, the Nterminal amino acid is (A) Proline (B) Threonine (C) Phenylalanine (D) Lysine
Description : The amino acid containing an indole ring: (A) Tryptophan (B) Arginine (C) Threonine (D) Phenylalanine
Description : The side chain of which of the following amino acid contain sulphur atom? (A) Methionine (B) Threonine (C) Leucine (D) Tryptophan
Description : The lone pair of electrons at one of the ring nitrogens in the given amino acid makes a potential ligand, which is important in binding the iron atoms in hemoglobin: (A) Tryptophan (B) Threonine (C) Histidine (D) Serine
Description : Which amino acid is a lipotropic factor? (A) Lysine (B) Leucine (C) Tryptophan (D) Methionine
Description : Which amino acid is a lipotropic factor? (A) Lysine (B) Lecuine (C) Tryptophan (D) Methionine
Description : Two amino groups are present in (A) Leucine (B) Glutamate (C) Lysine (D) Threonine
Description : All amino acids are optically active except (A) Glycine (B) Serine (C) Threonine (D) Tryptophan
Description : Branched chain amino acids are (A) Cysteine and cystine (B) Tyrosine and Tryptophan (C) Glycine and Serine (D) Valine, Leucine and Isoleucine
Description : Toxicity of mercury and cadmium is being reversed by protein mainly using the amino acid residue ____________. (a) Cysteine (b) Glycine (c) Lewcine (d) Lysine
Last Answer : (a) Cysteine
Description : Which one of the following is sulphur-containing amino acid? (A)Tryptophan (B) Cystine (C) Proline (D) Lysine
Last Answer : (B) Cystine
Description : Which of the following amino acid participate in urea cycle?(a) Argininie (b) Lysine (c) Tryptophan (d) Histidine
Last Answer : (a) Argininie
Description : An amino acid not found in proteins is (A) β-Alanine (B) Proline (C) Lysine (D) Histidine
Description : Cysteine can partially meet the requirement of (A) Phenylalanine (B) Threonine (C) Methionine (D) None of these
Description : Cysteine can be synthesized from methionine and (A) Serine (B) Homoserine (C) Homocysteine (D) Threonine
Description : A limiting amino acid is an essential amino acid (A) That is most deficient in proteins (B) That is most excess in proteins (C) That which increases the growth (D) That which increases the weight gain
Description : Hopkins-Cole test is for identification of (A) Tyrosine (B) Tryptophan (C) Arginine (D) Cysteine
Description : Maize is poor in (A) Lysine (B) Methionine (C) Tryptophan (D) Lysine and tryptophan
Description : Pulses are rich in (A) Lysine (B) Methionine (C) Tryptophan (D) Phenylalanine
Description : A ketogenic amino acid among the following is (A) Leucine (B) Serine (C) Threonine (D) Proline
Description : In the B chain of insulin molecule, the C-terminal amino acid: (A) Threonine (B) Tyrosine (C) Glutamate (D) Valine
Description : In the A chain of insulin molecule the Cterminal amino acid is (A) Asparagine (B) Threonine (C) Valine (D) Tyrosine
Description : An essential amino acid in man is (A) Proline (B) Threonine (C) Asparagine (D) Tyrosine
Description : The amino acid containing hydroxyl group: (A) Alanine (B) Isoleucine (C) Arginine (D) Threonine
Description : This amino acid cannot have optical isomers: (A) Alanine (B) Histidine (C) Threonine (D) Glycine
Description : The amino acid with a nonpolar side chain is (A) Serine (B) Valine (C) Asparagine (D) Threonine
Description : The optically inactive amino acid is (A) Glycine (B) Serine (C) Threonine (D) Valine
Last Answer : (A) Glycine
Description : The amino acids present in pulses can supplement the limiting amino acids of (A) Cereals (B) Milk (C) Fish (D) Nuts and beans
Description : In E. coli the chain initiating amino acid in protein synthesis is (A) N-formyl methionine(B) Methionine (C) Serine (D) Cysteine
Description : Carbon skeleton of the following amino acid can serve as a substance for gluconeogenesis (A) Cysteine (B) Aspartate (C) Glutamate (D) All of these
Description : Which of the amino acid produces a vasodilator on decarboxylation? (A) Glutamin acid (B) Histidine (C) Ornithine (D) Cysteine
Description : In nitroprusside test, amino acid cysteine produces a: (A) Red colour (B) Blue colour (C) Yellow colour (D) Purple colour
Description : Which amino acid is present at 6th position of β-chain of Hbs instead of glutamate in HbA? (A) Cysteine (B) Valine (C) Aspartate (D) Glutamate
Description : Which among the following is an essential amino acid? (A) Cysteine (B) Leucine (C) Tyrosine (D) Aspartic acid
Description : .Khorana first deciphered the triplet codons of (a) serine and isoleucine (b) cysteine and valine (c) tyrosine and tryptophan (d) phenylalanine and methinonine.
Last Answer : (a) serine and isoleucine
Description : Khorana first deciphered the triplet codons of (a) serine and isoleucine (b) cysteine and valine (c) tyrosine and tryptophan (d) phenylalanine and methinonine
Last Answer : (b) cysteine and valine
Description : Which of the following amino acid has been shown as one of the active site of phosphoglucomutase? (A) Lysine (B) Tyrosine (C) Serine (D) Histidine
Description : Activation or inactivation of certain key regulatory enzymes is accomplished by covalent modification of the amino acid: (A) Tyrosine (B) Phenylalanine (C) Lysine (D) Serine
Description : Soyabean proteins are rich in (A) Lysine (B) Alanine (C) Glcyine (D) Aspartic acid
Description : Neutral amino acid is (A) Leucine (B) Lysine (C) Aspartic acid (D) Histidine