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Q.36 Kwashiorkor disease is linked with insufficient intake of 1. carbohydrates 2. proteins 3. vitamin C 4. electrolytes Kwashiorkor is a severe form of protein-energy malnutrition primarily affecting young children, […]

Q.35 Which of the following elements binds to protein and forms a critical DNA binding motif? 1. Manganese 2. Zinc 3. Cobalt 4. Copper Zinc forms the critical zinc finger […]

Q.34 In hypothetical enzymatic reaction A ——(enzyme 1)——> B ——(enzyme 2)——> C The end product C is allosteric inhibitor of Enzyme 1. C will also regulate the activity of Enzyme […]

Q.33 Which of the following statements is not correct? 1. The presence of an enzyme has no effect on ΔGº 2. At equilibrium, the rate constants of forward and backward […]

Q.32 Recognition sequence of Restriction Endonuclease : BamH1 is 1. —AAGCTA— —TTCGAT—   2. —GGATCC— —CCTAGG—   3. —GTACAG— —CATGTC—   4. —AGATCA— —TCTAGT— BamHI is a type II restriction […]

Q.31 If a double-stranded DNA has 30% Guanine, what will be the percentage of Adenine? 1.40% 2.20% 3.30% 4.15% Double-stranded DNA follows Chargaff’s rules, where guanine pairs with cytosine, so […]

Q.30 In the polarized epithelial cells of PCT of kidney, the difference in apical and basolateral membrane is maintained by 1. tight junctions 2. microvilli 3. desmosomes 4. hemidesmosomes Kidney […]

Q.29 Who was the first scientist to prove the Germ Theory of disease? 1. Robert Koch 2. Edward Jenner 3. Louis Pasteur 4. Joseph Lister Germ Theory Pioneer: Who First […]

Q.28 Some microbes survive or grow at very high temperatures because of 1. heat-shock protein synthesis 2. molecular chaperones to prevent or repair protein denaturation 3. thermostability of enzymes 4. […]

Q.27 Penicillin, the first found natural antibiotie acts by 1. inhibiting protein synthesis 2. inhibiting cell wall synthesis 3. inhibiting DNA replication 4. disrupting the cell membrane Penicillin Mechanism: First […]