In 2369 Data ran a biospectral analysis on the young quantum singularity lifeform who was trapped in the engine core of a Romulan warbird. (TNG: "Timescape" ) In 2370, Ensign Martinez was ordered by Doctor Crusher to contact Doctor Selar and tell her she should perform a biospectral analysis on the dead body of Ned Quint. (TNG: "Sub Rosa" )