Category: GATE Biotechnology Previous Year Papers with Solutions

Q.35 The turnover numbers for the enzymes E1 and E2 are 150 s-1 and 15 s-1 respectively. This means Options: (A) E1 binds to its substrate with higher affinity than […]

Q.34 Consider the following statements: I. T4 DNA ligase can catalyze blunt end ligation more efficiently than E. coli DNA ligase. II. The ligation efficiency of T4 DNA ligase can […]

Q.33 Match the promoters listed in Group I with the tissues listed in Group II Group I Group II P. α-Amylase 1. Endosperm Q. Glutenin 2. Tuber R. Phaseollin 3. […]

Q.32 Match Group I with Group II Group I Group II P. Fibronectin 1. Uptake of amino acids and glucose Q. Insulin 2. Trypsin inhibitor R. α-Macroglobulin 3. Binds iron […]

Q.31 Match the chemicals in Group I with the possible type/class in Group II Group I Group II P. Picloram 1. Vitamin Q. Zeatin 2. Auxin R. Thiamine 3. Amino […]

Q.30 Match the following antibiotics in Group I with their mode of action in Group II Group I P. Chloramphenicol Q. Norfloxacin R. Puromycin S. Rifampicin Group II 1. Binds […]

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 […]