Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 9813
TLS Online TPP Program

#Question id: 13031

Use of alkaline solution in southern blotting helps in :

#Unit 13. Methods in Biology
  1. Transfer of the blot to nitrocellulose membrane
  2. Depurination of DNA fragments and hence breaking them into smaller fragments
  3. Denaturation of the DNA fragments helping in probe hybridization
  4. Binding of negatively charged DNA to the membrane
More Questions
TLS Online TPP Program

#Question id: 32366

#Unit 2. Cellular Organization

Following proteins which are involve in Actin filament assembly.


I. Profilin
II. Cofilin
III. Thymosin
IV. Formin
V. Actin–profilin complex
VI. Actin–thymosin complex
VII. Actin–cofilin complex
VIII. Actin–formin complex

Which of the following combination is correct?
TLS Online TPP Program

#Question id: 4170

#Unit 3. Fundamental Processes

 Shifting of the reading frame by one nucleotide results in __.
TLS Online TPP Program

#Question id: 28189

#Unit 5. Developmental Biology

When a cell is capable of differentiating autonomously even when placed into another region of the embryo, is an example of
TLS Online TPP Program

#Question id: 3250

#Unit 11. Evolution and Behavior

Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1, A1A2 and A2A2 genotype is 0.01, 0.18 and 0.81) Which of the following statement is correct?
TLS Online TPP Program

#Question id: 11128

#Unit 7. System Physiology – Animal

Inhibition of pain signals by tactile stimulation of a skin surface involves which of the following selections?