TLS Online TPP Program

#Question id: 670


The distance along a helix axis for one complete turn is called the ________.

#Part-A Aptitude & General Biotechnology
  1. axial distance 

  2. rise     

  3. screw length    

  4. pitch

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TLS Online TPP Program

#Question id: 3611

#Part-A Aptitude & General Biotechnology

ABO blood group system is due to

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: 4812

#Part-A Aptitude & General Biotechnology

Two character X and Y ,both follow law of dominance due to 3:1 F2 phenotypic ratio monohybrid cross separately If carry out dihybrid selfing cross for heterozygous genotype for both character does not follow law of independence assortment in normal environmental condition due to?

TLS Online TPP Program

#Question id: 10591

#Part-A Aptitude & General Biotechnology

The following figure shows distribution pattern of species. 


Based on the above, which of the following distribution correct?

TLS Online TPP Program

#Question id: 41

#Part-A Aptitude & General Biotechnology

Enzymes are biological catalysts that enhance the rate of reaction by: