[Go] underscore in root terms

[Doug Howe]

Is there a technical reason why there is an underscore in the names of  
the root terms, but not in any other terms in GO?  This appears  
arbitrary and means special handling for displays.
-Doug

~~~~~~~~~~~~~~~~~~~~~~~~
Doug Howe, Ph.D.
Scientific Curator
Zebrafish Information Network
5291 University of Oregon
Eugene, OR 97401-5291
~~~~~~~~~~~~~~~~~~~~~~~~
541-346-0120
dhowe at zfin.org
skype: doug.howe