In a cladogram, which organism would exhibit the most unique characteristics: the ancient ancestor or the most recently evolved species?

I think it is ancient ancestor...?

5 answers

please...
Sorry, I can't help.
Ok thanks anyhow
Since Jiskha doesn't have a biology expert at this time, please try posting your question at this site.

http://www.biology-online.org/biology-forum/
Which organisms in the cladogram are eukaryotes?