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Q.29 Determine the correctness or otherwise of the following Assertion (a) and the Reason (r) Assertion (a): MTT assay is used to determine cell viability based on the principle of […]

Q.28 A roller bottle culture vessel perfectly cylindrical in shape having inner radius (r) = 10 cm and length (l) = 20 cm was fitted with a spiral film of […]

Q.27 An immobilized enzyme being used in a continuous plug flow reactor exhibits an effectiveness factor (η) of 1.2. The value of η being greater than 1.0 could be apparently […]

Q.26 Determine the correctness or otherwise of the following Assertion (a) and the Reason (r) Assertion (a): Somatic embryogenesis in plants is a two step process comprising of embryo initiation […]

Q.25 The formation of peptide cross-links between adjacent glycan chains in cell wall synthesis is called (A) Transglycosylation (B) Autoglycosylation (C) Autopeptidation (D) Transpeptidation Peptide Cross-Links in Bacterial Cell Wall: […]

Q.24 Nuclease-hypersensitive sites in the chromosomes are sites that appear to be (A) H2 and H4 histone free (B) H1 and H2 histone free (C) H3 and H4 histone free […]

Q.23 Oxidation reduction reactions with positive standard redox potential (ΔE°′) have (A) Positive ΔG°′ (B) Negative ΔG°′ (C) Positive ΔE°′ (D) Negative ΔE°′ Oxidation-Reduction Reactions: Positive ΔE°′ Means Negative ΔG°′ […]

Q.22 The degree of inhibition for an enzyme catalyzed reaction at a particular inhibitor concentration is independent of initial substrate concentration. The inhibition follows (A) Competitive inhibition (B) Mixed inhibition […]

Q.21 Identify the enzyme that catalyzes the following reaction α-Ketoglutarate + NADH + NH4+ + H+ →  Glutamate + NAD+ + H2O (A) Glutamate synthetase (B) Glutamate oxoglutarate aminotransferase (C) […]

Q.20 During lactic acid fermentation, net yield of ATP and NADH per mole of glucose is (A) 2 ATP and 2 NADH (B) 2 ATP and 0 NADH (C) 4 […]