137. Which one of the following does not directly account for water potential in plants? 1. Pressure 2. Temperature 3. Osmotic components 4. Gravitation Question: Which one of the following […]
Tag: DBT JRF PYQ-2023
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DBT BET JRF 2023 Previous Year Questions and Video solutions
Best Laboratory Test for Determining CD4-Positive Cells in HIV-Infected Patients
82. Which one of the following laboratory tests would be the best to determine the number of CD4- positive cells in the blood of a patient infected with HIV? 1. […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
Phosphoenolpyruvate Carboxykinase in C4 Photosynthesis: Understanding Transport and Reactions
138. Which one of the following is NOT true regarding phosphoenolpyruvate carboxykinase type of C4 photosynthesis? 1. Aspartate is transported from mesophyll cell to bundle sheath cell 2. Alanine is […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
The Binding Site on an Antibody: Paratope vs Epitope
140. The binding site on an antibody is known as 1. Paratope 2. Epitope 3. Elbow region 4. Hinge region Question: The binding site on an antibody is known as: […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
The Role of Detritivores in Marine Ecosystems: Feeding on Dead Biomass
81. The group of organism in marine systems that feed on dead biomass and waste material is called 1. decomposers 2. omnivores 3. detritivores 4. anaerobic bacteria. Understanding the […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
The Intrinsic Apoptotic Pathway: Regulation by Mitochondria
141. The intrinsic apoptotic pathway is primarily regulated by 1. Lysosome 2. Endoplasmic Reticulum 3. Mitochondria 4. Golgi bodies Question: The intrinsic apoptotic pathway is primarily regulated by: Lysosome Endoplasmic […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
Understanding Neurovegetative Diseases: Why Huntington’s Disease Fits the Definition
142. Which one of the following is a neurovegetative disease? 1. Hepatitis 2. Huntington 3. Osteoporosis 4. Sarcoma Question: Which one of the following is a neurovegetative disease? Hepatitis Huntington […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
Signal Propagation at a Chemical Synapse: Understanding the Mechanism
80. Signal propagation at a chemical synapse is characterized by A. delay and bidirectional signal propagation. B. delay and unidirectional signal propagation. C. efflux of 𝐶𝑎++ ions leading to release […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
Understanding the Warburg Effect in Cancer Cells
79. Cells primarily produce energy through mitochondrial oxidative phosphorylation. However, most cancer cells predominantly produce their energy through a high rate of glycolysis followed by lactic acid fermentation even in […]
DBT BET JRF 2023 Previous Year Questions and Video solutions
Why Reducing Bead Diameter Increases Reaction Rate in Immobilized Enzyme Systems
143. Enzymes immobilized on porous beads are used for conversion of substrate to product in a reaction. When the bead diameter is halved the reaction rate is observed to increase. […]
