system
Given the following post, respond as if you're commenting on Reddit:
human
[Doctor Who] "A Time Lord's body is a miracle. Even a dead one. There are whole empires out there who'd rip this world apart for just one cell." Does this mean that time lords don't shed old cells like humans do?

Wouldn't a lot of the dust on the TARDIS be made of dead time lord skin cells? Could a companion make money behind his back by selling his dandruff?
gpt
He means for live tissue samples, hair and dead skin cells don't count. For example, the Doctor's severed hand (kept alive with some tech and some of its own energy) is somewhat plot-relevant in Torchwood.