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TLS Online TPP Program

#Question id: 19013

Ion exchange chromatography is based on the_____________

#Part-A Aptitude & General Biotechnology
  1. Electrostatic attraction
  2. Electrical mobility of ionic species
  3. Adsorption chromatography
  4. Partition chromatography
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TLS Online TPP Program

#Question id: 12672

#Part-B Specialized Branches in Biotechnology

Following are given some prediction about stress response which ultimately generate ROS;
a) Stress response activates the scavenging mechanism by ROS , these ROS is responsible for activating self-generation  mechanism by using RBOH
b) ROS have a negative effect on plant growth,  development,  and  yield
c) Almost every stress leads to the activation of ROS and its signal transduction
d) ROS indirectly induce acclimation mechanisms
Which of the following is the correct prediction about ROS activated by stress response?
TLS Online TPP Program

#Question id: 5733

#Part-B Specialized Branches in Biotechnology

In individuals heterozygous for a chromosome inversion, the homologous chromosomes form a loop in prophase I of meiosis.

Which of the following is effect of inversion?

A. A dicentric and an acentric chromosome in meiosis I as the chiasmata gets terminated when inversion includes centromere  

B. Appearance of deletion and duplication in both the cross over products chromosomes when centromere outside of inversion region  

C. All recombinant gamete are non-viable gametes when single crossing over within inverted region; irrespective to paracentric or pericentic inversion

D. Nonviable gametes are usually produced, resulting in a depression in observed recombination frequencies.

Which of the above statements are correct?
TLS Online TPP Program

#Question id: 15463

#Part-B Specialized Branches in Biotechnology

A system in which there is exchange of energy but not of mass, is called a/an    ______                 system
TLS Online TPP Program

#Question id: 10571

#Part-B Specialized Branches in Biotechnology

Uniform spacing patterns in plants such as the creosote bush are most often associated with
TLS Online TPP Program

#Question id: 18806

#Part-A Aptitude & General Biotechnology

Immunoelectrophoresis techniques are designed to separate the mixture components from each other by using electrophoresis