@PeleSpirit @topinambour_rex yes, you can. With a dual extruder printer. Or if pause the printer mid way through and change the filament, is recommend using a printer with filament detect, it should move to the side so your prints don’t get damaged by the hotend.
@FearTheCron @YourAvgDuckHead According to encyclopedia Britannica, I’d say a fairly reliable source, your out by a factor of 100. https://www.britannica.com/science/chromosome
A human blood cell is approx 10 micron long, according to this… https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2998922/
Apologies for the pedantry, I couldn’t help it.