TLS Online TPP Program

#Question id: 3255


The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?

#Part-A Aptitude & General Biotechnology
  1. Disruptive natural selection                

  2. Stabilize natural selection   

  3. Directional natural selection                    

  4. Cyclic natural selection 

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TLS Online TPP Program

#Question id: 14137

#Part-B Specialized Branches in Biotechnology

Consider the following alignment of two DNA sequences:
                            AGTAAC
                            AA_ _AC

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14137

#Part-A Aptitude & General Biotechnology

Consider the following alignment of two DNA sequences:
                            AGTAAC
                            AA_ _AC

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

TLS Online TPP Program

#Question id: 14138

#Part-B Specialized Branches in Biotechnology

BLAST uses heuristics to align a query sequence with all sequences in a database. 
Reason(R): BLASTX uses protein sequences as queries to search against a protein sequence database.

TLS Online TPP Program

#Question id: 14138

#Part-A Aptitude & General Biotechnology

BLAST uses heuristics to align a query sequence with all sequences in a database. 
Reason(R): BLASTX uses protein sequences as queries to search against a protein sequence database.

TLS Online TPP Program

#Question id: 14139

#Part-B Specialized Branches in Biotechnology

Which of the following statement is incorrect about sequence similarity and sequence identity? 

TLS Online TPP Program

#Question id: 14139

#Part-A Aptitude & General Biotechnology

Which of the following statement is incorrect about sequence similarity and sequence identity?