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 […]
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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 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 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 […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding the Polarity of Solvents: Correct Arrangement
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 2022 Previous Year Questions and Video solution
Understanding Thermoregulation: The Role of the Hypothalamus in Sweating and Blood Vessel Dilation
61. Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Heating of preoptic anterior hypothalamic area of the […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding Mycoplasma and Gram Staining: Exploring the Relationship
60. Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Mycoplasma is a bacteria without cell wall, and […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Understanding Techniques for Gene Location on Chromosomes: In-Situ Hybridization
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 […]
