DUET PhD In Biomedcal Sciences Question Paper with Answer Keys 2019-20 Download PDF

DUET PhD In Biomedcal Sciences Question Paper with Answer Keys 2019-20

Delhi University Entrance Test (DUET) 2019-20 PhD In Biomedcal Sciences Question Paper with answers DUET PhD In Biomedcal Sciences Question Paper 2019-20 with solution you can download it in FREE, if DUET PhD In Biomedcal Sciences Question Paper 2019-20 in text or pdf for DUET PhD In Biomedcal Sciences Question Paper 2019-20 Answer Keys you can download DUET 2019-20 page also just Go to menu bar, Click on File->then Save.

DUET PhD In Biomedcal Sciences Question Paper with Answer Keys 2019-20

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EXAMPLE QUESTIONS

Q1. What fraction of total blood volume is present in the capillaries at any given time?

1. 25%
2. 5%
3. 20%
4. 15%

Q2. What is the term used for the automated in vitro testing of large number of compounds using genetically modified cells?

1. The high throughput screening
2. Robotic testing
3. Nanotechnology
4. Multi-screening

Q3. What does quaternary structure of a protein involve?

1. The association of two or more peptide chain
2. The complete three-dimensional conformation
3. Partial denaturation
4. Random coil alternating with alpha helix

Q4. The Michaelis-Menten constant Km is

1. Equivalent to the substrate concentration at which V₀ is one half of Vmax
2. Equivalent to the substrate concentration at which V₀ is equal to Vmax
3. Equivalent to the substrate concentration at which V₀ is one fourth Vmax
4. Equivalent to the substrate concentration at which V₀ is one third V max

Q5. The process of correcting bleed over of one flourochrome into the emission spectra of the other flourochrome is called

1. Voltage adjustment
2. Compensation
3. Binary correction [Option ID = 11196]
4. Gating

Q6. The time-scale for an electronic transition is much shorter than for vibrational transitions, it can be assumed that inter-nuclear distances will not change during the transition. Which of the statement/s correctly represent the Fluorescence phenomena?

1. Measurement of the fluorescence from a large number of molecules, following a short pulse excitation, will show an exponential decay
2. All of these
3. Fluorescence lifetime is the average time that an electron spends in the excited state before a photon is emitted
4. Fluorescence lifetime is given by the 1/e point of the decay

Q7. The Ramachandran plot illustrates the fact that

1. the conformation in which both ϕ and ψ are 0 is prohibited
2. the peptide bond is non-planar
3. each ϕ and ψ pair can assume two different conformation
4. each ϕ and ψ pair can assume any conformation

Q8. Incubating antibodies against the ligand of receptor tyrosine kinase in live cell culture

1. none of these
2. initiate receptor dimerization
3. inhibits receptor tyrosine kinase activation
4. activate receptor tyrosine kinase

Q9. Benzodiazepine receptors are also known as

1. serotonin receptors
2. nicotinic receptors
3. muscarinic receptors
4. GABA alpha receptors

Q10. There are several sources and methods for discovering new compounds, which of the following is most likely to lead to the discovery of a complex structure which is likely to be different from other previously discovered?