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Q.18 Match the entries in Group I with that in Group II Group I Group II P) Vitamin B1 1) Co-enzyme A Q) Vitamin B2 2) Flavin mononucleotide R) Vitamin […]

Q.17 Match the entries in Group I with that in Group II Group I Group II P) Fehling’s test 1) α-Amino acid Q) Ninhydrin reaction 2) Reducing sugar R) Biuret […]

Q.16 Match the hormones in Group I with their functions in Group II Group I Group II P) Aldosterone 1) Stimulates the synthesis and secretion of androgens from the testis […]

Q.15 When bacteria are grown in glucose-depleted media containing high concentration of lactose, expression of lac operon genes is activated by (A) the binding of lac repressor in the operator […]

Q.14 Proenzyme pepsinogen is secreted from ‘P’ of gastric mucosa and converted into active enzyme pepsin on exposure to ‘Q’ secreted from ‘R’. Choose the CORRECT combination of P, Q […]

Q.13 Match the entries in Group I with that in Group II. Group I Group II P) Cholera toxin 1) Endotoxin Q) Diphtheria toxin 2) Neurotoxin R) Lipopolysaccharide 3) Enterotoxin […]

Q.12 Which of the following feature(s) should be present in a protein to generate strong immune response (antibody production) in an animal? I. At least one B-cell epitope II. At […]

Q.11 Viral capsids are made up of morphological subunits called capsomeres. One of the common capsomeres is icosahedral. The icosahedron is a regular polyhedron with (A) 16 triangular facets and […]

Q.10 The reaction of 11-cis-retinal with the lysine residue of a specific protein forms the light-sensitive pigment in the cells of retina. The light-sensitive pigment is an (A) amide.    […]

Q.9 The logic operation (OR, AND, NOR or NAND) carried out by following circuit is (A) AND (B) NOR (C) OR (D) NAND Understanding the Given Logic Circuit The figure […]