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0262016 Related Question Answers
28. Which of the following amino acid does not show optical activity?
Proline HistidineHistidine Valine Glycine
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29. Palmitic acid is:
Monoenic fatty acid Polyenoic fatty acid Unsaturated fatty acid Saturated fatty acid
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30. Proteins absorbs UV radiation maximum at 280 nm due to the presence of:
Tryptophan Tyrosine Phenyl alanine All of the above
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31. Two proteins have same molecular weight and same isoelectric point. The best way to resolve them will be by :
Ion Exchange Chromatography Gel filtration Chromatography Reverse Phase Chromatography Chromatolocussing
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32. Dietary fat:
is usually present, although there is no specific need for it if present in excess, can be stored as either glycogen or adipose tissue trincylglycerol should include linoleic and linolenic acids should increase on an endurance training program in order to increase the body’s energy stores
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33. The effects of vitamin A may include all of the following EXCEPT :
Prevention of anemia Serving as an antioxidant Cell differentiation The visual cycle
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34. All the following compounds are Intermediate of the citric acid cycle except:
Isocitrate Malate Pyruvate Succinate
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35. Which of the following would probably not be affected when a protein is denatured?
Primary structure Secondary structure Hydrogen bonds Tertiary structure
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36. The general name for an enzyme that transfers phosphate groups from ATP to a Protein is :
Protein kinase Phosphorylase Phosphatase ATPase
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37. A technique commonly used for the assay of hormonesis:
Gel filtration GLC Radioimmunoassay HPLC
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38. Iodine number is an indication of:
Chain length Degree of unsaturationDegree of unsaturation Rancidity Specific gravity
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39. Ninhydrin reacts with prolinc to give :
Purple colour Gree colourGreen colour Yellow colour Red colour
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40. Conversion of two phosphoglyceratc to phosphoenol pyruvate by the enzyme enolase
Decarboxylation Dehyration Phosphorelation Dehydrogenation
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42. The following are the examples for C is fatty acidsEXCEPT:
Oleic acid Palmmitic acid Stearic acid Linoleic acid
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43. The biological indicator used for testing the efficiency of autoclave sterilization is :
Geobacillus stearothermophilus Bacillus anthracis Bacillus megatarium Clostridium bolulinum
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44. Amphitrichous bacteria possess :
One flagellum at one end Sihgle flagellum at each pole A cluster of flagella at one end Uniformly distributed flagella over the whole cell surface
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45. Which of the following is the largest animal virus?
Rnbies virus HIV Pox virus Herpes virus
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46. The first direct demonstration of role of bacteria in causing human diseases came from the studies of:
Robert Koch Joseph Lister Louis Pasteur Joseph Lister Edward Jenner
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47. Which of the following microscopes can be used for observation of living cells?
Bright field Microscope Dark field Microscope Phase Contrast Microscope All of the above
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48. Which type of culture media is supplemented with special nutrients for supporting the growth of fastidious microbes?
Enrichment media Enriched media Selective media Differential media
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49. Which of the following is a classic model of cellular slime molds?
Dictyostelium Myxogastria Physarium Hemitrichia
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50. Which of the following is an acidic dye used in simple staining?
Methylene blue Basic fuchsin Crystal violet Eosin
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