Yes. They are not matches, are they. That's all right, not everything has to match, does it? Still, maybe it would be better if BLAST sits in a corner and calculates some square roots while we talk.

You began with the desire to understand the basis of bacterial pathogenesis. Now you're confronted with the problem of explaining a pathological computer program. But...

BLAST is the most widely used bioinformatic program in the world! How could it get scrambled by a crummy 20 nucleotide sequence?

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