Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 24329
TLS Online TPP Program

#Question id: 11197

After the depolarization phase of an action potential, the resting potential is restored by ________.

#Part-B Specialized Branches in Biotechnology
  1. the opening of voltage-gated potassium channels and the inactivation of sodium channels
  2. a decrease in the membrane's permeability to potassium and chloride ions
  3. a brief inhibition of the sodium-potassium pump
  4. the opening of more voltage-gated sodium channels
More Questions
TLS Online TPP Program

#Question id: 18834

#Part-A Aptitude & General Biotechnology

A researcher is trying to alter five successive base pairs in the middle of a PCR amplified DNA fragments. Which technique is the most recommended for performing such experiment? 
TLS Online TPP Program

#Question id: 4808

#Part-A Aptitude & General Biotechnology

When F1 female Drosophila of the genotype AaBbCc is test crossed, ( Gene A and B located at 10 map unit in transe configuration but gene C are independently assort for both gene. Which of the following test cross progeny that is that is more frequent?
TLS Online TPP Program

#Question id: 10398

#Part-B Specialized Branches in Biotechnology

Which of the following phytochromes shows very few responses due to their highly regulated transcriptional and translational level?
TLS Online TPP Program

#Question id: 10890

#Part-B Specialized Branches in Biotechnology

What is value of connectance and linkage density in savanna community having 20 actual link and total 10 species present ?
TLS Online TPP Program

#Question id: 6562

#Part-A Aptitude & General Biotechnology

Find the wrong number in the series : 7, 28, 63, 124, 215, 342, 511