Sucrose-phosphate synthase (SPS) is inhibited by SPS-kinase and activated by SPS-phosphatase. It is known that a high ratio of Glucose-6-phosphate to inorganic phosphate maintains SPS in its active form. Which […]
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DBT BET JRF 2022 Previous Year Questions and Video solution
Which Vitamin Contains a Metal? Unveiling the Role of Vitamin B12
193. Which one of these is a metal containing Vitamin? A. Vitamin C B. Vitamin B1 C. Vitamin B12 D. Vitamin A Explanation: Vitamin B12 (Cobalamin): Contains the metal cobalt […]
DBT BET JRF 2018 Previous Year Questions and Video solution
key Enzyme Inhibition in the Calvin-Benson Cycle: Role of 3-Phosphoglycerate Kinase in Arabidopsis
161. The reduction phase of Calvin-Benson cycle in Arabidopsis is inhibited. This can be attributed to the inactivation of: 1. Aldolase 2. Triose phosphate isomerase 3. Fructose-1,6-bisphosphatase 4. 3-Phosphoglycerate kinase […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Use of PMI in Plant Transformation and the Case of Golden Rice 2
192. Given below are two statements one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: Phosphomannose isomerase (PMI) from E. coli was used […]
DBT BET JRF 2019 Previous Year Questions and Video solution
Effect of DBMIB on Chloroplast Electron Transport Chain: Inhibition Mechanism Explained
160. Upon application of the inhibitor, DBMIB (Dibromothymoquinone) which one of the following events in the chloroplast electron transport chain will NOT take place? 1. Reduction of reaction centre QA […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Polycistronic vs Monocistronic mRNA: Insights into Prokaryotes and Plastids
191. Given below are two statements: Statement I: Polycistronic mRNAs are found in archaea and bacteria. Statement II: Plastid genes in eukaryotes have only mono-cistronic mRNA. In the light of […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Breaking Linkage in Plant Breeding: The Best Method for Improving Resistance Traits
159. A variety “X” is a donor for resistance to blast, but it has an undesirable gene for lodging susceptibility that is tightly linked to the blast resistant gene. The […]
DBT BET JRF 2022 Previous Year Questions and Video solution
How to List All Directories in a Linux/Unix Working Directory
190. Which command is suitable to list out all the directories in the working directory, in linux/unix environment? A. 𝐼𝑠 − 1|𝑔𝑟𝑒𝑝 𝑑 ⋀ B. 𝑔𝑟𝑒𝑝 𝑑 ⋀ |𝐼𝑠 − […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Understanding Multiline Varieties in Plant Breeding: A Key to Disease Resistance
158. A multiline variety is: 1. a mixture of isogenic lines that usually confer resistance to a specific disease 2. a single genotype with stacked multiple genes conferring resistance to […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Understanding the Impact of Bacterial CspA on Maize Stress Tolerance and Punnett Square Analysis in Petunia Genetics
156. Maize transgenic for bacterial CspA (a RNA chaperone) imparts tolerance to: Answers : 1. Water stress 2. High temperature stress 3. Salt stress 4. Nutrient stress Question 157 : […]
