I remember reading something about MAR's dna test, this thread was back in '09 & not sure if MARS tests have improved or changed or what since then. I don't understand more than half of what's posted, but maybe it can help.
http://www.yorkietalk.com/forums/bre...-accuracy.html
By 'colored' do you mean Biewers? oops Biewers can't be registered w/AKC...do you mean Parti?