Tag: DBT JRF PYQ 2020

Cyclosporine, as immunosuppressive drug, given to avoid transplant rejection acts by 1. complement inhibition 2. B cell inhibition 3. T cell inhibition 4. NK cell inhibition Detailed Explanation: Correct Answer: […]

At what condition does the specific growth rate of the microorganisms decline in a constant volume fed-batch culture 1. cell biomass increasing 2. cell biomass is equal to zero 3. […]

Which of the following microorganism is used for commercial production of dextran? 1. Baciluspolymyxa 2. Streptomyces olivaceus 3. Leuconostocmesenteroides 4. Bacillus thuringiensis Detailed Explanation: Correct Answer: 3. Leuconostoc mesenteroides What […]

All the vaccines mentioined below are attenuated or inactivated whole pathogen except 1. oral polio vaccine 2. Hepatits A vaccine 3. rotavirus vaccine 4. Tetanus vaccine   Detailed Explanation: Correct […]

The comparison of the structures of haemoglobin and myoglobin shows that they have 1. different primary structure butsimmilar tertiary structure 2. similar primary structure but different tertiary structure 3. different […]

What is agent Orange? 1. hazardous chemical used in luminous paints 2. biodegradable insecticide 3. herbicide containing dioxin 4. color used in fluorescent lamps Detailed Explanation: Correct Answer:3. herbicide containing […]

The Budapest Treaty related to the international patent process concern with 1. non-living materials 2. higher plants 3. human subjects 4. microorganisms Detailed Explanation: Correct Answer:4. microorganisms What is the […]

Computational Prediction of protein folding assumes that 1. the folded state is a global free energy minima 2. folding takes place at the monomeric level 3. all the given options […]

If four atoms A, B, C, and D are connected linearly and there is rotation possible along bond BC, dihedral angel on this bond is described as 1. the angel […]

The genetic disease familial Hypercholesterolemia that leads to an increase in blood cholesterol is caused due to 1. consuming cholesterol rich foods 2. mutation in the low-density lipoprotein (LDL) receptor […]