Figure 2.

Surprisingly short barcode sequences are capable of distinguishing between species. Even 50-base barcodes can discriminate between >95% of species. The analysis is performed by adding sequence information from the 5' region of COI (A) and cytb (B) and calculating the probabilities.

Hajibabaei et al. BMC Biology 2007 5:24   doi:10.1186/1741-7007-5-24
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