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18. In eukaryogtes, cytokinesis is inhibited by (a) Cytochalasin D (b) Vinblastine (c) Nocodazole (d) Colchicines Here’s a SEO-optimized article on the topic, tailored for educational searches in biotechnology and […]

17. During protein synthesis, tRNAs are NOT involved in (a) Charging (b) Initiation (c) Elongation (d) Termination Here’s a SEO-optimized article on the MCQ about tRNA’s role in protein synthesis. […]

16. For y = f(x), if d²y⁄dx² = 0, dy⁄dx = 0 at x = 0, and y = 1 at x = 1, the value of y at x […]

15. Secretory proteins synthesized by ER-associated ribosomes traverse through (a) Mitochondria (b) Peroxisomes (c) The Golgi apparatus (d) The nucleus Secretory proteins synthesized by ER-associated ribosomes primarily traverse the Golgi […]

14. If a protein contains four cysteine residues, the number of different ways they can simultaneously form two intra-molecular disulphide bonds is _________. Disulfide Bond Basics Disulfide bonds form when […]

13. Macrophages eliminate pathogenic bacteria upon activation by (a) NK cells (b) Basophils (c) CD4+ T cells (d) Plasma cells Macrophages play a crucial role in innate immunity by phagocytosing […]

12. Enzyme-linked immunosorbent assay (ELISA) is used for (a) Quantifying antibody levels in blood (b) Determining the molecular weight of an antigen (c) Purifying proteins from biological fluids (d) Determining […]

10. Assertion (a): Gram negative bacteria show staining with saffranin. Reason (r): Gram negative bacteria have an outer membrane with lipopolysaccharides. (a) Both (a) and (r) are true and (r) […]

9. Which one of the following techniques can be used to determine the structure of 15 kDa globular protein at atomic resolution” (a) Raman spectroscopy (b) IR spectroscopy (c) UV […]