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1.First protein sequenced by Frederick Sanger is
a. Haemoglobinb.Insulinc. Myoglobind.Bovine serum albumin
1.Nucleic acids in the nuclei of pus cell were firstly discovered by
a)Antone Lavoisierb)V. Mayerc)Helmholtzd)Friedrich Miescher
1.The primary structure of protein represents
a. Linear sequence of amino acids joined by peptide bond
b.3-dimensional structure of proteinc. Helical structure of proteind.Sub unit structure of protein
1.Tertiary structure of protein is maintained by
a. Peptide bondb.Hydrogen bondc. di-sulphide bondd.all of these
1.Process of fermentation is firstly recognized by
a)Louis Pasteurb)Theoder Schwannc)V. Mayerd)Justus von Liebig
1.–showed that viruses are nucleoprotein in nature
a)V. Mayerb)Justus von Liebigc)Wandell Stanley d)Leonor Michaelis
1.Fats are abundantly found in
a. Reproductive tissuesb.Vegetative tissuesc. Both a and bd.None of these
1.Which of the following lipid is abundantly found in cell membrane?
a. Oleic acid b.Saturated fatty acidsc. Phospholipidsd.Linoleic acid
1.Synthesis of glucose from fat is called
a. Glycolysisb.Krebs cyclec. Saponificationd.Gluconeogenesis
1.Hydrolysis of fats by alkalies into fatty acids and glycerol is called
a. Coagulation b.Saponification c. Suspension d.Colloidal
• Paper chromatography is especially useful for the detection and separation of
1. Proteins2. DNA3. Lipids4. Amino acids
1.is most commonly used filter paper for paper chromatography.
a)Whatman No. 1 paperb)Sterile paper c)Chromatography paperd)Cellulose paper
1.Combination of electrophoresis and chromatography is known as—
a)Gel electrophoresis b)Chromoelectrographyc) Electric chromatographyd)Ionophoresis technique
1.The 3-D structure of protein can be determined by
a. Nuclear magnetic resourceb.X- ray crystallographyc. Both a and bd.Spectrophotometry
1.Disulphide bonds are formed between
a. Cysteine residue that are close togetherb.Methionine residue that are close togetherc. Proline residue that are close togetherd.Histidine residue that are close together
• 28. Which of the polysaccharide is often called as ‘Animal starch’?
a. Pectinb.Dextrinsc. Glycogend.Xylan
• Carbohydrates with free aldehyde / ketone groups known as –
a. Reducing sugarb.Non reducing sugarc. Polysaccharides d.All of these
• Mixture of glucose and fructose is often called as
a. Invert sugarb.Table sugarc. Non reducing sugar d.Polysaccharide
1.Sucrose is disaccharide made up of
a)Glucose and fructoseb)Glucose and lactosec)Glucose and glucosed)Glucose and galactose
1.Positively charged basic amino acids are
a. Lysine and arginineb.Lysine and asparagine c. Glutamine ans arginined.Lysine and glutamine
1.Aromatic amino acids includes
a. Phenylalanine, tyrosine and tryptophanb.Phenylalanine, serine and tryptophanc. Threonine, tyrosine and tryptophand.Aspargine, tyrosine and tryptophan
1.Sulphur containing amino acids are
a. Cysteine and methionineb.Methionine and threoninec. Cysteine and threonined.Cysteine and serine
1.The process of introduction of foreign DNA into an animal cells is called
a. Transversionb.Conversionc. Inversiond.Transfection
1.Maximum applications of animal cell culture today is in the production of
a. Insulinb.Interferonc. Vaccinesd.Edible protein
1. Genes have been transferred into animals with a view to obtain a large scale production of the proteins encoded by these genes in the milk, blood etc. This approach is also referred generally as
a. Gene therapyb. In vitro culturec. Molecular farming d. Hybridoma technology
1.Which one of the following organism is used for the large scale production of recombinant insulin?
a.E. colib.Agrobacteriumc. Rhizobiumd.Plasmodium
1.A database of current sequence map of the human genome is called
a. OMIMb.HGMDc. Golden pathd.GeneCards
1.Clustal W is
a. Multiple sequence alignment toolb.Protein secondary structure predicting toolc. Data retrieving toold.Nucleic acid sequence analysis tool
1.The identification of drugs through genomic study
a. Genomicsb.Cheminformaticsc. Pharmacogenomicsd.Pharmacogenetics
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