. . Interestingly, 4 samples came up as "female" - old DNA often fails to amplify the Y chromosome, leading to false hits as F, & it is extremely unlikely that *four* women, all clandestine Royal Navy, were along on this one ill-fated trip. However, it's possible 1 is genuinely female remains - as other women did serve, disguised as men. [This happened in the U-S military as well, during the Revolutionary & Civil wars, especially.] . more here on the attempt to identify remains: http://www.livescience.com/58797-dna-sailors-on-1845-arctic-expedition.html . . .