Multiple choice

Which of the following BLAST programs are used to study the sequence-structure-function relationship of nucleotide sequences?

  1. Blastp
  2. MEGABLAST
  3. Blastn
  4. PHI-BLAST

  1. Only 1 and 2

  2. Only 1 and 3

  3. Only 2 and 3

  4. Only 2 and 4

  5. Only 3 and 4
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Comparative sequence analysis is the first step to study sequence-structure-function relationship in protein and nucleotide sequences. Some examples of such programs are: Protein sequences: Blastp, PSI-BLASTand PHI-BLAST Nucleotide sequences: MEGABLAST, Discontigous-megablast, Blastn.

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