Category: GATE Biotechnology Previous Year Papers with Solutions

Q.45 Which of the following spectroscopic technique(s) can be used to identify all the functional groups of an antibiotic contaminant in food? P. Infrared Q. Circular dichroism R. Nuclear magnetic […]

Q.44 The maximum parsimony method is used to construct a phylogenetic tree for a set of sequences. Which one of the following statements about the method is CORRECT? (A) It […]

Q.43 The enzymes involved in ubiquitinylation of cell-cycle proteins are (A) E1 and E2 only (B) E1 and E3 only (C) E1 and E4 only (D) E1, E2 and E3 […]

Q.42 Which of the following are CORRECT about protein structure? P. Secondary structure is formed by a repeating pattern of interactions among the polypeptide backbone atoms Q. Tertiary structure is […]

Q.41 Which of the following statements are CORRECT for a controller? P. In a proportional controller, a control action is proportional to the error Q. In an integral controller, a […]

Q.40 Match the stationary phase (Column I) with its corresponding chromatography technique (Column II). Column I                              […]

Q.39 A 2×2 matrix P has an eigenvalue λ1 = 2 with eigenvector x1 = ( 1 0 )T and another eigenvalue λ2 = 5, with eigenvector x2 = ( […]

Q.38 Match the cell type (Column I) with its function (Column II). Column I                                  […]

Q.37 Match the media component used in mammalian cell culture (Column I) with its respective role (Column II). Column I                      […]

Q.36 Which of the following conditions will contribute to the stability of a gene pool in a natural population? P. Large population Q. No net mutation R. Non-random mating S. […]