Tag: DBT JRF PYQ-2023

Lichen is an example of symbiotic relationship between 1. Bacteria and algae 2. Plant and bacteria 3. Algae and fungi 4. Plant and algae   Introduction to Lichen Lichen is […]

Which of the following enzymes is NOT a part of the DNA replication machinery? 1. DNA helicase 2. Primase 3. DNA polymerase 4. DNA endonuclease Introduction to DNA Replication Machinery […]

There are two numbers such that the sum of thrice the first number and twice the second number is 180 and the difference of the four times the first number […]

What is the molar concentration of Dinitrophenol (DNP) in a solution made by dissolving 184.107 mg DNP in one liter of water? [Molar mass: 184.107 g/mole] 1. 1000 µ𝑀 2. […]

Which of the following is a marker enzyme for the Lysosome? 1. Acid phosphatase 2. Signal peptidase 3. Succinate dehydrogenase 4. Lactate dehydrogenase   Introduction to Lysosomes and Marker Enzymes […]

Which of the following plant organs is NOT a potential explant for tissue culture? 1. Seed 2. Flower 3. Root 4. Shoot tip Introduction to Plant Tissue Culture Plant tissue […]

Regarding thermal denaturation, the Tm of a protein denotes 1. Midpoint of temperature range over which denaturation occurs 2. Temperature at which protein starts denaturing 3. Temperature at which protein […]

Which of the following molecules are involved in the formation of ATP by substrate level phosphorylation during glycolysis? A. 1, 3-bisphosphoglycerate B. Glucose 6-phosphate C. Phosphoenolpyruvate D. Fructose 1, 6-bisphosphate […]

Q24. The common metabolic precursor of amino acids such as Proline and Glutamine is 1. Oxaloacetate 2. Ribose-5-Phosphate 3. Pyruvate 4. 𝛼-Ketoglutarate Introduction to Metabolic Precursors of Amino Acids Amino […]