143. Given below are two statements: Statement I: Fungi are important degraders of polymers and are used in the composting and biodegradation of toxic organic substances. Statement II: Fungi are […]
Blog
DBT BET JRF 2018 Previous Year Questions and Video solution
e: Understanding Protein Association with Membranes During Subcellular Fractionation
90. During subcellular fractionation, a protein is recovered in the membrane fraction. However, upon washing the membrane fraction with high salt, the protein is obtained in the soluble fraction. The […]
DBT BET JRF 2022 Previous Year Questions and Video solution
The Impact of miRNA Overexpression on Gene X Expression in Arabidopsis thaliana
142. miRNAs are major regulators of gene expression. In an experiment, it was observed that gene ‘X’ is a direct target of miRNA ‘A’. Upon overexpression of miRNA ‘A’ in […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Outcome of In Vitro Translation of Secretory Protein Lacking Stop Codon
88. An in vitro translation system containing microsomes was used to translate an mRNA encoding a secretory protein lacking the stop codon. Which one of the following outcomes can be […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Factors Contributing to the Increased Penicillin Titers in Mutagenesis
141. Penicillin titers have been increased more than 1000 fold by classical mutagenesis from the original Fleming strain. The reason behind this increase in the titer is: A. Increase in […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Title: Selecting the Optimal Promoter for Targeted Expression of GFP in Liver Cells
86. A recombinant plasmid is introduced with adenovirus to specifically label liver cells with GFP. Which gene promoter will be most optimal for specific expression of GFP? (1) Catalase (2) […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Title: UGA Codon and Its Role in Protein Synthesis: Why It’s Not a Stop Codon in Some Organisms
85. UGA is NOT a stop codon in: 1. Plant nuclear encoded proteins 2. Plant mitochondria 3. Yeast nuclear encoded proteins 4. Yeast mitochondria UGA Codon and Its Role in […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Title: Primer Extension: A Technique for Mapping the Transcription Initiation Site
84. Primer extension is a technique employed for mapping the: 1. Translational start site 2. Transcription factor binding site 3. Transcription initiation site 4. Ribosome binding site Primer Extension: A […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Identifying Binding Sites for Transcriptional Anti-Terminator Proteins: Best Techniques
83. A scientist aims to identify a binding site for a new transcriptional anti-terminator protein. Which one of the following techniques will be most appropriate for this experiment 1. Microarray […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding Major Checkpoints in the Eukaryotic Cell Cycle
140. Which one of the following is NOT a major checkpoint in the cell division cycle of eukaryotic cell? A. Beginning of S-phase B. Transition from S to G2 phase […]
