184. A reference set of molecules is experimentally assayed for xenobiotic toxicity using the MTS assay which is a colorimetric measurement of cell viability. As part of the lead optimization […]
Tag: DBT JRF PYQ 2020
Tag: DBT JRF PYQ 2020
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DBT BET JRF 2020 Previous Year Questions and Video solutions
The Impact of Phosphorus Deficiency on Plant Health
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- April 13, 2025
- 5 Comments
Deficiency of this macronutrient causes older leaves to turn dark green or reddish purple 1. calcium 2. phosphorous 3. nitrogen 4. magnesium Detailed Explanation:Correct Answer:2. Phosphorus Phosphorus Deficiency in Plants […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Ananda Chakrabarty’s Pioneering U.S. Patent for a GM Organism
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- April 13, 2025
- 3 Comments
Ananda Chakrabarty received the first U.S. patent for a GM organism. This organism was 1. cloned E. coli 2. Dolly the cloned sheep 3. transgenic mouse expressing the growth hormone […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Yeast Used for Riboflavin Production
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- April 13, 2025
- 3 Comments
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 2020 Previous Year Questions and Video solutions
Understanding the First Stable Product of the C3 Cycle
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- April 13, 2025
- 4 Comments
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 2020 Previous Year Questions and Video solutions
Understanding Trisaccharides: What Is Kestose?
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- April 13, 2025
- 3 Comments
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 2020 Previous Year Questions and Video solutions
Understanding the Polarity of Solvents: Correct Arrangement
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- April 13, 2025
- 6 Comments
Which is the correct arrangement of the polarity of solvents? 1. Water>DMSO>DME>THE 2. Water < DMSO > DMF DMSO < DMF >CH3CN 4. Water DMSO >DMF >CH3CN Detailed Explanation:Correct […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding Techniques for Gene Location on Chromosomes: In-Situ Hybridization
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- April 13, 2025
- 4 Comments
The technique used to locate specific genes in chromosomes 1. colony hybridization 2. dot blot technique 3. in-situ hybridization 4. western blotting Detailed Explanation:Correct Answer:3. In-Situ Hybridization What Is the […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding Protein Structures: Which of These Does Not Have a Quaternary Structure?
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- April 13, 2025
- 3 Comments
Which of the following does not have a quaternary structure? 1. collagen 2. RNA polymerase 3. haemoglobin 4. myoglobin Detailed Explanation:Correct Answer:4. Myoglobin What Is Quaternary Structure in Proteins? […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Exploring Biopesticides: What They Are and Which Ones Are Not Used
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- April 13, 2025
- 5 Comments
Which of the following is NOT used as a biopesticide? 1. Nuclear Polyhedrosis Virus 2. Bacillus thuringiensis 3. Trichoderma harzianum 4. Xanthomonascampestris Detailed Explanation:Correct Answer:4. Xanthomonas campestris What Are […]
