Author: admin

5. During the process of oxidative phosphorylation, which molecule acts as the terminal electron acceptor. a. Hydrogen b. Phosphate c. Water d. Oxygen Oxygen acts as the terminal electron acceptor […]

4. The pKa of the amino group of a zwitterion is 9.6. In a 0.1 M solution of the zwitterion at pH=9.0, what percentage of the amino group of the […]

3. Which enzyme can be a catalyst like perchloric acid in Baeyer-Villiger reaction a. trypsin b. flavin monoxygenase c. chymotrypsin d. alcohol dehydrogenase Introduction The Baeyer-Villiger reaction enzyme catalyst mimics […]

2. Arrange the following compounds in increasing order of C-OH bond length: Methanol, phenol, p ethoxyphenol a. Phenol<p-ethoxyphenol<methanol b. Phenol<methanol<p-ethoxyphenol c. p-ethoxyphenol< Methanol<phenol d. Methanol<phenol<p-ethoxyphenol The correct increasing order of […]

1.An organic compound contains C, H and S. If it contains 4% Sulphur by weight, the minimum molecular mass of the compound is a.200 b.400 c.600 d.800 Empirical Formula Method […]

15. A car starting from rest accelerates at the rate R through a distance S, then continues at a constant speed for time t and then decelerates at rate R/2 […]

14. Consider a spherical bacterial cell which has a diameter 2 µm. The density of the cell is 1 g/mL, the dry weight of the cell is roughly 30 percent […]

13. Which of the following statements is correct about the energy required for spectroscopic transitions? a. Electronic transition>Rotational transitions>Vibrational transitions> Nuclear spin transition b. Rotational transition>Electronic transition>Vibrational transition>Nuclear spin transition […]

11. Consider a system of two point particles with particles having distinct masses m1 and m2. If the first particle is pushed towards the centre of mass through a distance […]