Question

The gapped portion in the diagonals represents matches in FASTA.

(a) True

(b) False

This question was addressed to me in an international level competition.

My question comes from Comparison of FASTA and BLAST topic in chapter Database Similarity Searching of Bioinformatics

Answer 1

Right option is (b) False

For explanation I would say: The diagonal’s nature indicates the matching of the sequences. After all diagonals are found, it tries to join diagonals by adding gaps. Further, it Computes alignments in regions of best diagonals.