In protein sequence analysis, Twilight zone refers to the evolutionary distance corresponding to about

TLS Online TPP Program

#Question id: 14137

#Section 7: Recombinant DNA technology and Other Tools 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: 14138

#Section 7: Recombinant DNA technology and Other Tools 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: 14139

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

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

TLS Online TPP Program

#Question id: 14140

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

In sequence alignment by BLAST, each word from query sequence is typically _______ residues for protein sequences and _______ residues for DNA sequences.

TLS Online TPP Program

#Question id: 14141

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following statement is correct about Local alignment?

TLS Online TPP Program

#Question id: 14142

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following program is not an example of dot plot method?