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Q.41 Antigen and antibody interaction is shown by the following scheme Ab + Ag ⇌ Ab–Ag Where Ab is antibody, Ag is antigen and Ab–Ag is antigen–antibody complex. The values […]

Q.40 The electric field and capacitance of a capacitor in the absence of dielectric material are E and C, respectively. When the capacitor is filled with a dielectric material, the […]

Q.39 Kinetic theory of an ideal gas is based upon the following assumption(s): (A) Gases are made of molecules with negligible volume (B) The gaseous molecules do not possess kinetic […]

Q.38 Which of the following point(s) lies (lie) on the plane 2x + 3y + z = 6? (A) (0, 0, 6) (B) (0, 2, 0) (C) (1, 1, 1) […]

Q.37 Fehling’s solution (A) contains a copper complex of tartaric acid (B) forms a brick‑red precipitate with glucose (C) gives a purple precipitate with aldehydes (D) is used as a […]

Q.36 The elements with atomic numbers 19, 37 and 55 (A) form cubic chloride salts with the coordination number of cation being 6 (B) form ionic fluorides with general formula […]

Q.35 Bacterial plasmid genes of non‑chromosomal origin are associated with (A) providing resistance against antibacterial agents (B) the degradation of toxic materials (C) the production of certain toxins (D) the […]

Q.34 The ΔG°′ for homolactic fermentation converting glucose to lactate is −196 kJ mol⁻¹. If ΔG°′ for the formation of ATP is +30.5 kJ mol⁻¹, then (A) homolactic fermentation is […]

Q.33 Which of the following organs are correctly paired with their function? (A) Large intestine — Protein digestion (B) Oral cavity — Starch digestion (C) Pancreas — Bile production (D) […]

Q.32 Which of the following is (are) INCORRECT in the regulation of the trp operon? (A) It is an example of a negatively controlled repressible operon. (B) The amino acid […]