TLS Online TPP Program

#Question id: 14159


Which of the following statement is not a benefit of FASTA over BLAST?

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
  1. FASTA scans smaller window sizes.
  2. FASTA gives more sensitive results than BLAST
  3. FASTA is usually slower than BLAST
  4. FASTA identifies identical matching words using the hashing procedure while BLAST uses a substitution matrix to find matching words.
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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?