Tag: DBT JRF PYQ-2022

88. In a neuronal culture experiment, the effect of a chemical (under study) was prevented by pretreating the cells with prazosin, an alpha1 adrenoceptor antagonist but not by propranolol, a […]

87. Which one among the following is the correct function of leghaemoglobin? A. It sequesters oxygen to facilitate nitrogen fixation B. It protects nitrogenase from 𝐶𝑂2 C. It facilitates the […]

86. For Bingham Plastics and pseudo plastic liquids, the apparent viscosity: A. Increases with increase in shear force B. Decreases with increase in shear force C. Remains constant with increase […]

85. In a water sample collected from an industrial cluster, the ratio of BOD:COD is found to be less than 0.3. Which one of the following may be presumed from […]

84. Which one of the following process is NOT used to convert the hydrocarbons present in the organic compounds to central metabolic intermediates? A. Hydration B. Extraction C. Nitroreduction D. […]

82. Given below are two statements one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: The dot matrix method of sequence alignment is […]

81. Protein A used for the purification of IgG is isolated from: A. Staphylococcus aureus B. Streptomyces lividans C. Streptomyces pyogenes D. Staphylococcus carnosus Introduction: In the world of protein […]

80. In an ideal Continuous Stirred Tank Reactor (CSTR) at steady state: A. All particles have the same residence time. B. Particles which enter the reactor earlier have a higher […]

79. Which one of the following is true for PAM250 Scoring Matrix? A. It is used for structural database search. B. It is based on an evolutionary model that predicts […]

78. Which one of the following is NOT extracted from seaweeds: A. Agar B. Alginate C. Calcium D. Aginomoto Introduction: Seaweeds, or marine algae, are rich in various bioactive compounds, […]