So if something is possible, it's verified?
That the TTSS existed first, at least for that particular bacterium.
No, it would mean it existed before all eubacterial flagella. Now, what is the purpose of the TTSS?
> So if something is possible, it's verified?
Ahem: "to verify something you have to show that it can be done."
Your own words, Chuckles.
> Now, what is the purpose of the TTSS?
I'm sure you're capable of reading the articles and finding out.