112. Match items in List I with items in List II. List1 […]
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DBT BET JRF 2018 Previous Year Questions and Video solution
Understanding the Asymmetry of the DNA Denaturation–Renaturation Curve
31. Asymmetry of the DNA denaturation – renaturation curve 1. is directly proportional to the genomic complexity 2. is inversely proportional to the genomic complexity 3. is directly proportional to […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Natural Primer for Reverse Transcriptase in RNA Tumor Viruses
30. The natural primer for reverse transcriptase in RNA tumor viruses is: 1. Oligo-dT 2. rRNA 3. 5S RNA 4. tRNA What Is the Natural Primer for Reverse Transcriptase in […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Probability of Inheriting AaBBCc Genotype from Trihybrid AaBbCc Parents
29. What will be the probability of obtaining a plant with AaBBCc genotype from trihybrid (AaBbCc) parents? 1. 4 out of 64 2. 1 out of 64 3. 8 out […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Understanding the Role of Hydroxyproline in Collagen Production : Why Proline Labeling Leads to Radioactive Collagen
111. 15 to 30% of collagen residues are 4-hydroxyproline residues (Hyp). When rats are fed with 𝐶14 labeled Hyp, the collagen produced by them is not radioactive, but when they […]
DBT BET JRF 2018 Previous Year Questions and Video solution
Understanding Labrador Coat Color Genetics: A Classic Case of Epistasis
28. In a cross between two black Labrador retrievers the phenotypic ratio of the offspring is 9 black puppies to 3 chocolate puppies to 4 yellow puppies; this is an […]
DBT BET JRF 2018 Previous Year Questions and Video solution
How Chromosomal Inversions Affect Meiosis: What Really Happens?
27. In meiosis, an inversion in one member of a pair of homologous chromosomes will most likely lead to which of the following? 1. Non-disjunction of the affected chromosome 2. […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Calculating Biomass Concentration for Desired Productivity in a CSTR
110. A Continuous Stirred Tank Reactor (CSTR) is running at a dilution (D) of 0.3 ℎ−1 and the product formed is growth associated with 𝑌𝑃/𝑥 = 0.2 𝑔/𝑔. In order […]
DBT BET JRF 2019 Previous Year Questions and Video solution
Radioactivity Status After DNA Replication: What Happens After Two Rounds?
26. If a completely radioactive double stranded DNA molecule undergoes two rounds of replication in a nonradioactive medium, what will be the radioactivity status of the four resulting molecules? 1. […]
DBT BET JRF 2022 Previous Year Questions and Video solution
Preferred Location of Cysteine Residues in Protein Structures: Active Sites and Functional Roles
109. Where is the greatest likelihood of the occurrence of a Cysteine residue in a protein structure? A. In the active site pocket B. In the beta sheets C. In […]
