Well—

[After a beat, Gat looks down at his body for a moment. holding up his hands—as if considering his own physiology.]

I ain't quite organic, but most of my systems're designed to replicate th' same functions of a human body. When I go in for a checkup, I don't see an engineer or technician; I see a doctor.

I reckon that fits th' bill in some ways. Mimicin' bioprocesses.