複選題
4(AB) Of course, there's a chasm between the potential of bacterial forensics and its widespread adoption.
(AC) Trace evidence - the kind found through hairs, fibers or paint - typically requires chemical analysis, which can be expensive and inaccurate if there's not enough of it to analyze.
(AD) Some believe it's ethically the same with collecting genetic information left at a crime scene.
(AE) In addition to proving a stranger has been in a home, scientists theorize that bacteria could also tell investigators more about what kind of a person the suspect is.
(BC) As you move through a scene and shed your microbes, the space starts to reflect your bacterial signature, potentially tying you to it and giving away a lot about you in the process.
(BD) In scientific studies, researchers have successfully matched smartphones and keyboards to the people who used them by analyzing their microbial signatures.
(BE) That information, some caution, is far too sensitive to put into a database