65. In animal cloning, donor somatic cells should be in which stage of cell cycle? A. G1, B. S, C. G2, D. G0 Introduction: Animal cloning, specifically somatic cell nuclear […]
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DBT BET JRF 2019 Previous Year Questions and Video solution
Title: Exploring the Use of Sequence Profiles to Mine Related Sequences from TrEMBL
181. A representative sequence profile of a given nucleotide binding domain is to be used to mine related sequences from TrEMBL. The database to be used to extract the query […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding Trypsin Digestion and SDS-PAGE Analysis of Peptides
64. A protein with 10 lysines and 2 arginine residues was digested with trypsin and the peptide mixture was resolved on an SDS-PAGE. After silver staining, 10 bands were detected […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Yeast Used for Riboflavin Production
Which of the following yeast is used for the production of riboflavin? 1. Saccharomyces rouxii 2. Saccharomyces cerevisiae 3. Eremotheciumashbyi 4. Candida utilis Detailed Explanation:Correct Answer:3. Eremothecium ashbyi Yeast […]
DBT BET JRF 2019 Previous Year Questions and Video solution
Title: Understanding the Role of Methanosarcina and Bacillus in Anaerobic Glucose Fermentation
180. An anaerobic flask containing 50 ml of media with glucose as the sole carbon source was inoculated with a consortium consisting of Methanosarcina and Bacillus. After two weeks of […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding the First Stable Product of the C3 Cycle
The first stable product of C3 cycle is 1. ribulose bisphosphate 2. dihydroxy acetone phosphate 3. 3-phosphoglycerate 4. phospho enol phosphate Detailed Explanation:Correct Answer:3. 3-phosphoglycerate What is the C3 Cycle […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding Leishmaniasis and Its Transmission
63. Which one of the following statements is most relevant to leishmaniasis? A. Large domestic animals such as cattle are the principal reservoir of L. donovani. B. Both visceral leishmaniasis […]
DBT BET JRF 2019 Previous Year Questions and Video solution
Title: Understanding Dissolved Oxygen Increase in Aerobic Wastewater Treatment Systems
179. A pilot plant treating organic waste in aerobic and continuous mode was running with a constant organic load. It was observed that after three days, the Dissolved Oxygen level […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding Trisaccharides: What Is Kestose?
Which of following is a trisaccharide? 1. kestose 2. cellobiose 3. trehalose 4. mannose Detailed Explanation:Correct Answer: Kestose What Is a Trisaccharide? A trisaccharide is a type of oligosaccharide that […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding Action Spectrum and Its Role in Biological Systems
62. A spectrum that depicts the magnitude of response of a biological system to light as a function of wavelength is called: A. Action spectrum B. Absorption spectrum C. Visible […]
