Human: Do onions have a form that resembles the inside of a tree? Assistant: 
Yes, onions have a form that resembles the inside of a tree. When bisected, an onion has rings that extend from the core to the outside. Trees are formed of a series of rings that extend from the inside to the outside, so onions have a form that resembles the inside of a tree. This page was last edited on 24 April 2017, at 00:34 (UTC).