[pas]

> They all literally share the same DNA, [...]

Do you mean this literally or figuratively? Isn't one of the serious problems with tumors that the mutation rate inside them goes through the roof? (And then they eventually figure out how to be metastatic?)

[Metacelsus]

Yeah, that guy is wrong. Cancers have many different mutations.

[ramraj07]

Even a highly mutated cancer will have Less differences than you have from your neighbor so..