Primary cilia biogenesis typically starts at the 1. S phase of the cell cycle 2. S and G2 phase of the cell cycle 3. G2 phase of the cell cycle […]
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DBT BET JRF 2020 Previous Year Questions and Video solutions
Role of Freund’s Complete Adjuvant in Immunization
The Freund’s complete adjuvant is a mixture of 1. oil, water, dried bacterial spores 2. oil, water and dried Mycobacterium cells 3. amino acids, detergent and dried S. aureus cells […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Where Does Lipid Synthesis Occur in Cells? The Role of the Endoplasmic Reticulum
Synthesis of majority of lipids in a cellular system occurs in the 1. mitochondria 2. lysosomes 3. nucleus 4. endoplasmic reticulum Where Does Lipid Synthesis Occur in Cells? The Role […]
DBT BET JRF 2019 Previous Year Questions and Video solution
How Organic Solvents Affect Protein Precipitation: Key Insights
With reference to protein precipitation by organic solvents, which one of the following statements is correct? (1) It is not influenced by pH. (2) It is dependent on the change […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Why Histones Contain a High Amount of Basic Amino Acids: Understanding Their Role in DNA Packaging
Histones 1. contain high amount of basic amino acids 2. contain both 𝛼 − ℎ𝑒𝑙𝑖𝑥 and 𝛽 − 𝑝𝑙𝑒𝑎𝑡𝑒𝑑 sheet 3. have molecular weights in excess of 100,000 Da 4. […]
DBT BET JRF 2021 Previous Year Questions and Video solution
Understanding the Conversion of UDP-Galactose to UDP-Glucose: A Key Biochemical Reaction
47. Conversion of UDP-Galactose to UDP-Glucose occurs by: (a)Dehydration and hydration (b)Oxidation and reduction (c)Oxidative addition (d)Reductive elimination Biochemical Conversion of UDP-Galactose to UDP-Glucose The conversion of UDP-Galactose to […]
DBT BET JRF 2021 Previous Year Questions and Video solution
Biochemical Conversion of L-Pyruvate to L-Lactate
46. Conversion of L-pyruvate to L-lactate is an example of: (a)Isomerisation (b)Oxidation (c)Reduction (d)Transesterification Biochemical Conversion of L-Pyruvate to L-Lactate The conversion of L-pyruvate to L-lactate is a critical biochemical […]
DBT BET JRF 2020 Previous Year Questions and Video solutions
Why is Chlorine Assigned an Atomic Weight of 35.5?
Chlorine is assigned and atomic weight of 35.5. This is due to 1. presence of half of proton 2. none of the given options 3. presence of isotopes 4. presence […]
DBT BET JRF 2021 Previous Year Questions and Video solution
Understanding DNA Polymerase: Key Functions in DNA Replication
45. During replicationDNA polymerase- (a)Can initiate DNA synthesis de novo (b)Cannot initiate DNA synthesis de novo (c)Synthesizes DNA in 3´ to 5´ direction (d)Unwinds DNA in a 5´ to 3´ […]
DBT BET JRF 2019 Previous Year Questions and Video solution
Variable Number of Tandem Repeats (VNTR) in DNA Fingerprinting
Variable number of tandem repeats (VNTR) in DNA molecule are highly useful in: (1) Fingerprinting (2) Footprinting (3) Gene annotation (4) DNA repair The Role of Variable Number of Tandem […]
